API AI Startup Jobs

Airwallex is a venture-backed fintech building cross-border payments and global financial infrastructure for businesses operating internationally. It offers multi-currency business accounts, global payments, cards, and embeddable money-movement APIs, and is expanding into AI-native and agentic finance products. The company runs dual global headquarters (Singapore and San Francisco) with a significant US presence and hiring footprint.

ElevenLabs is the leading AI voice technology platform, offering ultra-realistic text-to-speech, voice cloning, and audio AI tools used by content creators, enterprises, and developers worldwide. The company has grown to over $330M in annual recurring revenue and serves customers across 45+ countries including Deutsche Telekom and Revolut.

Flexport is a technology-enabled freight forwarding and supply chain logistics platform that combines software, data, and operational services to help businesses manage global trade and freight movement. The company offers ocean and air freight, customs brokerage, trucking coordination, and fulfillment solutions for over 13,000 companies across more than 147 countries.

Cohere builds foundational AI models and enterprise solutions for search, generation, and agentic workflows. Their platform includes Command, Embed, Rerank, and the North agentic AI suite, enabling businesses to deploy secure, production-grade AI on private or sovereign infrastructure.

Notion is an AI-enhanced all-in-one workspace combining notes, documents, wikis, and project management. With over 100 million users and $600M ARR, it has become one of the most widely adopted productivity platforms for teams and individuals.

Perplexity builds an AI-native answer engine and assistant that combines web retrieval with LLMs for consumer and enterprise search workflows.

Enterprise voice AI platform offering Speech-to-Text, Text-to-Speech, and Voice Agent APIs for real-time and batch use, deployable in cloud or self-hosted.

Kong Inc. provides an open-source API gateway, service mesh, and API management platform that lets developers connect, secure, and observe APIs and microservices across hybrid and multi-cloud environments. Its Konnect SaaS platform extends this into unified API lifecycle management and, more recently, connectivity for AI applications. Founded in 2009, Kong is a widely adopted developer-infrastructure company.

Aircall is a cloud-based call center and CCaaS platform that enables businesses to set up and manage phone support operations integrated with CRM, helpdesk, and productivity tools. Founded in 2014 in Paris, the company reached unicorn status in 2021 with a $1B+ valuation and reported $204M ARR. It serves over 85,000 customers globally.

API-first stock/ETF/crypto brokerage infrastructure for developers.

Postman is an API development and collaboration platform that enables developers to design, build, test, and document APIs. With over 30 million developers and 500,000 companies using the platform, it is the world's leading API platform. The company was founded in 2014 and reached $313M ARR at a $5.6B valuation.

Real-time patient booking and experience platform serving as an open data layer on top of EHRs, connecting patients, doctors, and healthcare developers with online booking, messaging, and payments.

Jeeves is a global financial infrastructure platform providing corporate cards, expense management, cross-border payments, and bill pay for businesses operating across 25+ countries. Founded in 2019 and valued at $2.1B, Jeeves enables companies to spin up their finance function within minutes.

Mercury is a fintech company providing a full-stack banking platform built specifically for startups and scaling businesses. With products spanning checking, savings, treasury management, corporate cards, and venture debt, Mercury serves over 200,000 startups.

Supabase is an open-source Firebase alternative providing a full backend-as-a-service platform built on PostgreSQL, including database, auth, realtime subscriptions, edge functions, storage, and vector embeddings for developers.

Embeddings-based search infrastructure providing a meaning-aware search API for AI applications. Exa trains embedding models to convert web pages into vector representations, enabling semantic search that understands intent rather than just matching keywords.

Attio is an AI-native CRM platform built for go-to-market teams. It combines flexible data modeling, real-time collaboration, and AI-powered workflows to help companies manage customer relationships and pipelines. Backed by GV, Redpoint, and Balderton, it serves over 5,000 customers including leading AI companies.

Moloco is a machine learning company that powers performance advertising and monetization for app developers, marketers, and retailers. Its core products — Moloco Ads, Moloco Retail Media Platform, and Moloco Streaming Monetization — apply proprietary ML models to first-party data to drive measurable user growth and revenue. Founded in 2013 by former Google engineers, the company is headquartered in Redwood City / Menlo Park, California.

Mollie is a European payment service provider offering a simple, developer-friendly API for online payments, subscriptions, and financial services. It supports a wide range of payment methods across Europe, serving tens of thousands of businesses from startups to enterprises.

Gigs provides telecom infrastructure and APIs that let companies launch branded mobile services, phone plans, and connectivity products without becoming carriers.

Reducto provides a high-quality AI document ingestion and parsing API for large language models. The Y Combinator-backed company processes nearly a billion pages monthly for leading AI teams like Harvey and Scale AI.

Emergent is an AI app-building platform focused on no-code and agent-assisted product creation, helping users rapidly build real applications with AI.

Partly provides infrastructure and APIs for the auto parts industry, standardizing communication protocols and enabling automation across the supply chain for repairers, OEMs, and green suppliers.

Construction permitting software simplifying permit preparation and submission process, known as the 'TurboTax for construction permitting' with automated workflows for contractors and developers.

AI voice platform enabling businesses to build and deploy AI-powered voice agents for phone operations, contact centers, and customer service. API-driven solution with natural, low-latency conversations and multilingual support.

n8n is a fair-code workflow automation platform that enables technical teams to build complex automations with the flexibility of code and the speed of no-code, supporting 400+ integrations and self-hosted or cloud deployment.

Vapi is building the leading developer platform for conversational voice AI agents, abstracting away the complexity of building these agents and managing real-time infrastructure to enable enterprise-ready voice AI solutions across finance, healthcare, travel, and other industries.

AfterQuery is a San Francisco-based applied research lab that builds expert-curated AI training datasets and model evaluation suites for frontier AI labs. It leverages a network of nearly 100,000 domain experts (developers, attorneys, and other professionals) to generate high-quality data, evals, and dev environments. The company reached over $100M ARR within roughly 14 months of founding.

Provides unified SDK and tools for connecting AI agents to SaaS APIs and secure credentials.

Primer builds payment orchestration infrastructure for online merchants, giving teams a no-code workflow layer to connect processors, optimize routing, and manage the full payment stack through one integration.

Cartesia builds real-time voice and multimodal AI models with low-latency inference for production applications. Its platform combines foundational model research with developer APIs for voice agents, audio generation, and on-device intelligence.

LiveKit is an open-source infrastructure platform for building realtime voice, video, and AI agent applications. Their platform powers products like OpenAI's ChatGPT Voice Mode, serving over 200,000 developers with billions of calls per year.

Fastest generative media platform for developers providing access to 1,000+ production-ready AI models for image, video, audio, and 3D generation through a unified API and serverless GPU infrastructure.

Strava is a social fitness platform that tracks running, cycling, and other athletic activities via a mobile app and connected GPS devices. Founded in 2009, it connects over 150 million athletes worldwide in a social network where they share routes, achievements, and compete on leaderboards. The company earns revenue through a premium subscription tier and has expanded into AI-driven training tools.

WorkOS is a developer platform that provides APIs for quickly adding enterprise-grade features like Single Sign-On (SSO), Directory Sync (SCIM), Audit Logs, and User Management to applications. Often described as 'Stripe for enterprise features,' WorkOS powers authentication and identity for the fastest-growing AI companies including OpenAI, Anthropic, and Cursor.

Kepler Communications is a Toronto-based satellite connectivity operator building a global low-Earth orbit constellation for broadband and IoT connectivity. The company deploys optical inter-satellite links and is expanding into orbital AI compute via Nvidia Orin chips. Founded in 2015, Kepler has raised over $177M to connect space-borne and ground assets worldwide.

Sanity builds a content operating system and structured content platform for developers and enterprise teams, with APIs, workflows, and AI-native content operations.

Retool builds an enterprise application platform for creating internal tools, workflows, and AI agents on top of existing databases, APIs, and business systems.

Thatch is a modern health benefits platform that enables employers to offer Individual Coverage Health Reimbursement Arrangements (ICHRA), giving employees a monthly allowance to choose their own health insurance plans. The platform has onboarded over a thousand companies and integrates with payroll systems like ADP to streamline benefits administration.

Alice & Bob is a Paris-based quantum computing startup building the first universal, fault-tolerant quantum computer using cat qubits with built-in error correction. The company has developed a roadmap to 100 logical qubits by 2030.

Life insurance technology platform helping carriers digitize products and distribution.

Embedded credit card platform enabling businesses to launch and manage integrated credit card experiences. Partners include Coinbase, Bilt, Qatar Airways, and Alibaba.

OpenRouter provides developers with seamless access to 500+ AI models through a single unified API, eliminating the need to rewrite code or renegotiate contracts for LLM integration.

MoonPay is a cryptocurrency payment infrastructure platform that enables users and businesses to buy, sell, and swap crypto assets through credit cards, bank transfers, and other methods.

Fingerprint provides device intelligence APIs that help teams recognize returning visitors, prevent fraud, secure accounts, and reduce abuse across web and mobile products.

Firecrawl is a web data infrastructure platform that converts websites into clean, structured data optimized for AI applications through a simple API, turning entire websites into LLM-ready markdown or structured data.

Roboflow provides end-to-end computer vision tools that enable developers and enterprises to build, deploy, and manage vision AI models. The platform supports the full lifecycle from data labeling and model training to inference deployment, serving over 250,000 developers and powering applications across industries including manufacturing, retail, and agriculture.

Builds Large Physics Models that use AI to simulate atmospheric behavior for faster weather forecasting, producing predictions in minutes rather than hours via traditional supercomputers.

Mesh builds crypto payments infrastructure that lets merchants and fintech platforms accept digital assets while settling instantly in stablecoins.

Column is a nationally chartered bank building developer-first banking infrastructure. It offers APIs and software for payments, ledgers, compliance, and bank programs so fintech companies can build on regulated banking rails.

Inception (Inception Labs) is a Palo Alto-based AI research company building diffusion large language models (dLLMs) that generate text and code in parallel, delivering up to 10x faster inference and lower cost than traditional autoregressive LLMs. Its Mercury model family targets latency-sensitive, real-time applications. Founded in 2024 by Stanford professor Stefano Ermon with Aditya Grover and Volodymyr Kuleshov.

Middesk is a business identity platform that automates business verification, risk assessment, and underwriting for financial institutions and enterprises. Backed by Sequoia, Accel, and Insight Partners, the platform enables companies to verify business identities quickly and accurately.

Parafin builds embedded finance infrastructure that lets platforms offer capital and financial services to small businesses.

AI-powered code review platform that provides complete codebase context to help development teams automate pull request reviews, bug diagnostics, and enhance development workflows with intelligent code understanding.

CFTC-regulated prediction market exchange where users trade on real-world event outcomes across economics, politics, weather, and other markets.

Parallel builds web infrastructure for AI agents, providing APIs and tooling that let models search, browse, and interact with the live web more reliably.

Slash is a business banking platform for internet entrepreneurs and high-spend businesses, offering virtual cards, corporate banking, treasury services, and developer-friendly APIs. Powers over $3B in annualized card spend.

TwelveLabs builds multimodal foundation models that understand, index, and search video content for developers and enterprises.

Zeta is a next-generation banking technology company providing cloud-native, fully stackable card processing and core banking platforms for banks and fintechs. Its Tachyon platform powers credit, debit, and prepaid card issuance, lending, and digital banking experiences for issuers. Over 25 million cards run on Zeta-powered platforms across 7 countries, supported by 1,700+ employees.

Runlayer is the enterprise control plane for Model Context Protocol (MCP), providing security, observability, and management that lets organizations safely connect AI agents to their internal systems. Backed by customers including Gusto, Instacart, and Opendoor, the platform combines threat detection, detailed permissions, and enterprise development capabilities in one solution.

Coinflow is a payment service provider that lets merchants, web3 games, and consumer apps accept traditional card payments and settle instantly using stablecoins. Its API handles global card acceptance across 170+ countries, fraud prevention, merchant underwriting, and crypto-to-USD payouts to bank accounts. Founded in 2022 and headquartered in Chicago, it raised a $25M Series A led by Pantera Capital in October 2025.

april is an embedded tax infrastructure platform that lets financial services partners offer fast, accurate tax filing and year-round tax advisory services through API integration. Serving wealth management firms, banks, gig platforms, and SMBs, april became the first new company in over 15 years to achieve national e-file coverage.

Array is an embedded fintech products platform that helps digital brands, financial institutions, and fintechs bring consumer financial products to market quickly. The platform provides tools for credit monitoring, identity verification, and financial wellness features.

AssemblyAI develops speech AI APIs and voice models for transcription, speech understanding, and developer workflows that turn audio into structured application data.

Bureau is a no-code identity decisioning platform that uses AI-powered insights to prevent fraud in real-time. It serves over 200 global brands across fintech, banking, e-commerce, insurance, and gig economy sectors, having verified over 300 million identities.

Nace AI builds MetaModel, an AI system that dynamically generates small, task-specific language models for enterprises using a Hypernet architecture to inject task-specific weights in real-time without retraining. Their first product NAVI applies this technology to audit, compliance, and finance workflows.

Runware provides a unified AI API platform that aggregates 300+ model classes and hundreds of thousands of AI model variants behind a single consistent schema, delivering up to 10x better price and performance for generative AI applications.

Baselayer is an AI-powered business identity network for KYB (Know Your Business) verification, credit risk assessment, and fraud prevention. Its platform unifies public records, agentic AI, and networked intelligence so banks, fintechs, lenders, marketplaces, and government institutions can onboard and underwrite businesses in real time instead of via static data and manual review. Products span identity verification and business ratings, credit signals (liens, lawsuits, bankruptcies), and ongoing portfolio monitoring.

LlamaIndex is a data framework for LLM applications that enables developers to connect, index, and query custom data sources with large language models through their open-source library and LlamaCloud platform.

Sent provides a unified messaging API for SMS, WhatsApp, RCS, and other channels, handling routing, compliance, templates, delivery tracking, and fallback logic for developers building communication workflows.

Tavus is the human computing company building emotionally intelligent AI humans (PALs - Personal Affective Links) that communicate through text, voice, and face-to-face video with agentic capabilities and real-time perception. Powered by proprietary models including Phoenix-4, Sparrow-1, and Raven-1, Tavus enables AI agents that can see, hear, understand emotions, and act autonomously. Over 100,000 developers and enterprises use Tavus technology for recruiting, sales, education, and customer service.

Databento is a market data platform that delivers real-time and historical data on futures, options, and equities through a single API, positioning itself as a developer-first, usage-based alternative to legacy providers like Bloomberg and LSEG. Founded in 2019 by former quant trader Christina Qi, it lets trading firms, funds, and fintechs access normalized institutional-grade market data without long-term contracts.

Narmi provides cloud-based digital banking, account opening, admin, payment, AI, and API products for banks and credit unions, helping community financial institutions launch modern consumer and business banking experiences.

Chalk builds a real-time inference data platform that gives ML and AI teams low-latency feature computation, retrieval, and production orchestration for online decisioning workloads.

Merge provides a Unified API platform that lets B2B companies add hundreds of integrations to their products through a single integration. Covering HRIS, accounting, CRM, ATS, and file storage, Merge powers integrations for over 3,000 companies including Ramp, Drata, and AngelList.

River AI is a Palo Alto–based AI startup founded by former xAI co-founder Igor Babuschkin, building a full-stack platform for custom, open-weight model development. Its API lets developers fine-tune open models with reinforcement learning and LoRA, completing complex RL training runs in 15–20 minutes without dedicated infrastructure. The company positions itself as an alternative to prompt engineering against closed-source incumbents.

Stedi is the only programmable, API-first healthcare clearinghouse, replacing legacy batch-and-portal clearinghouses with a modern cloud-native platform. It processes over 1 billion healthcare transactions per year.

Convex is a backend-as-a-service platform for modern web applications, combining reactive databases, server functions, and auth-ready infrastructure.

Finix is a full-stack payment processor and payments infrastructure platform that helps software platforms, marketplaces, and businesses accept payments, send payouts, manage risk, and build embedded payment experiences.

Junction (formerly Vital) modernizes healthcare infrastructure with seamless lab testing and device data integration, connecting over 500 wearables and medical devices with 10+ lab networks including Labcorp and Quest across all 50 states.

Method provides API infrastructure for consumer liability account connectivity, real-time debt data, and embedded repayment experiences across lending and fintech products.

Platform scaling unified climate action by helping organizations source, purchase, and manage carbon credits with efficiency, transparency, and rigor. API-first infrastructure for the voluntary carbon market.

Resend provides an email API and deliverability platform built for developers to send and manage transactional and marketing email.

Taste Labs is building the data and infrastructure layer that gives AI models and agents "taste" — the ability to judge subjective quality rather than just correctness, starting with design. It supplies frontier labs with post-training preference data, rubrics and RL/eval environments, and gives application teams context and verification tools so agent output is more on-brand and creative. The company emerged from stealth in June 2026 with an $18.5M seed co-led by CRV and Amplify Partners.

TinyFish provides enterprise web agents that automate complex web-based workflows and extract structured data from websites at scale. The platform enables Fortune 500 companies like Google and DoorDash to automate web interactions, streamline data collection, and integrate web automation into their business processes.

Daytona provides secure, elastic sandbox infrastructure for running AI-generated code and agent workflows, giving developers and AI agents isolated, programmable environments with fast startup and persistent state.

Ditto builds an edge synchronization platform and mobile database that keeps apps in sync even when devices are offline or intermittently connected.

Enode provides an API that connects energy devices like EV chargers, batteries, and solar systems for energy apps.

GMI Cloud is an AI-native GPU cloud platform offering serverless inference and dedicated NVIDIA GPU clusters (H100, H200, and Blackwell) for training and running production AI workloads. Founded in 2022 and headquartered in San Jose, CA, the company serves startups and enterprises seeking scalable GPU infrastructure as an NVIDIA Preferred Partner.

Automated bookkeeping and accounting platform for freelancers and self-employed entrepreneurs, streamlining expense tracking, tax prep, and financial management.

Messaging and chat API/SDK platform for scalable in-app communication.

Market-leading SaaS platform helping governments worldwide automate building permitting, inspection, licensing, planning, and community development with enterprise-grade cloud solutions.

Botpress is an AI agent infrastructure platform that gives developers the tooling to build, deploy, and scale production-ready AI agents. Founded in 2017 and headquartered in Montréal, the company raised a $25M Series B in June 2025 to expand its agent infrastructure stack.

David AI is the world's first dedicated audio data research lab, building the data layer for next-generation audio AI. Founded by former Scale AI engineers, serving most FAANG companies and major AI labs.

Duna is an AI-native business identity platform that helps banks, fintechs, and enterprises automate business (KYB) onboarding and compliance. Founded in 2023 by Stripe alumni and headquartered in Amsterdam, it operates a shareable business-identity network and a policy engine that turns compliance rules into auditable, executable code. Customers include Plaid, Fiserv (CCV), Moss, and SVEA Bank.

Pliant provides a B2B credit card platform for corporate cards, virtual cards, cards-as-a-service, and payment process automation, helping companies control spend and integrate card data into finance systems.

Arcade AI is an MCP runtime platform that enables AI agents to take secure, authenticated actions across business systems. The platform provides agent-optimized tool calling, OAuth-based authorization, and governance infrastructure for production AI deployments.

Branch provides earned wage access and digital banking tools that let employers pay hourly, gig, and contract workers instantly instead of waiting for the traditional payroll cycle. Its platform offers on-demand access to earned wages, zero-fee digital wallets, a paycard alternative, and instant payouts for both W-2 and 1099 workforces. Branch serves companies such as Walmart Spark, Uber Freight, and Kelly.

Codex is building a stablecoin-native blockchain designed specifically for cross-border payments and FX, providing on-ramps, off-ramps, and fiat-to-fiat transfers with built-in compliance and identity systems. The platform operates on an Ethereum Layer 2 using Optimism's tech stack, targeting payment service providers and enterprises in emerging markets.

Notabene is a regulatory-technology platform that helps crypto businesses and financial institutions comply with the FATF Travel Rule, screen counterparties, and authorize transactions before they settle. Its compliance network connects 2,300+ institutions across 100+ jurisdictions, and its Notabene Flow product extends the network into B2B stablecoin payments. The company is remote-first and headquartered in New York.

Ollama is an open model platform that lets developers download, run, and manage large language models locally on their own machines or servers via CLI, API, and cloud scaling, used to build chatbots, coding assistants, and AI agents. It is the largest developer network in the open model ecosystem, with roughly 8.9M monthly active developers and 67,000+ community-built integrations, and is used within 85% of the Fortune 500. Founded in 2023 by Jeffrey Morgan and Michael Chiang.

Reka builds multimodal foundation models and enterprise AI systems that combine text, image, audio, and reasoning capabilities for production applications.

Restream is a live video broadcasting platform that lets creators and businesses multistream a single feed to 30+ destinations simultaneously, including YouTube, Twitch, LinkedIn and X. It also offers Restream Studio, a browser-based live production suite with guests, overlays and recording, plus AI clipping tools for repurposing broadcasts. Founded in 2015 and headquartered in Austin, TX, with teams in Tallinn, Kyiv and Cascais.

Consumer-permissioned data platform that provides API access to payroll, employment, and financial data for streamlined income and employment verification, asset verification, and direct deposit switching.

Adaptive builds AI-native finance tooling to automate accounting and operations workflows for modern software and startup teams.

Allium is an enterprise-grade blockchain data platform that provides accurate, fast, and simple blockchain data across 100+ blockchains and 1000s of schemas, delivering historical and real-time data through interactive dashboards, APIs, and custom integrations for institutions and crypto enterprises.

Finch is a unified employment API platform that enables HR tech, fintech, and benefits companies to securely read and write data across 250+ HRIS and payroll systems through a single integration. Founded via Y Combinator in 2020.

Fun builds payments infrastructure that moves money on and off blockchains, offering white-label deposit, withdrawal, orchestration, and checkout flows for fintech, DeFi/trading, and sports/gaming platforms. It is the sole deposit provider for Polymarket and also powers payment flows for Lighter and Aave, processing over $18B in annual volume. Founded in 2022 and previously in stealth, the company is headquartered in Midtown NYC and is opening a Singapore office.

Post-purchase commerce platform that helps brands manage returns, exchanges, tracking, fraud, and other operations that protect margins and improve customer retention.

Pangram Labs builds AI-generated content detection systems for text and images, claiming over 99% accuracy on AI-assisted and mixed human-AI writing. Its products serve higher-education institutions, publishers, media integrity organizations and businesses, and it publishes research on state-of-the-art detection techniques. Founded by Stanford AI graduates Max Spero and Bradley Emi, the team works in person in Brooklyn, New York.

Pinecone is a fully managed vector database that makes it easy to add vector search to production applications, powering AI applications with fast and scalable similarity search at any scale.

Open-source multimodal data logging and visualization SDK for robotics and computer vision teams, enabling engineers to log, replay, and inspect spatial and temporal data.

Sequen provides real-time search, ranking, recommendation, and personalization infrastructure for consumer-internet and e-commerce companies. Its platform uses Large Event Models (LEMs) to dynamically re-rank content and products in under 50ms based on live in-session behavior (clicks, scrolls, views) rather than only historical profiles. Founded by ex-Etsy ranking lead Zoë Weil, it processes billions of monthly requests for Fortune 500 customers.

Bluesky is a decentralized social network built on the AT Protocol, giving users control over their social graph and enabling an open, interoperable layer for social applications. Founded as a Public Benefit Corporation in 2021, it has grown to tens of millions of users as an open-protocol alternative to X, letting users choose their own algorithms, moderation tools, and data portability.

Browserbase provides cloud-hosted browser infrastructure purpose-built for AI agents and web automation. The platform enables developers to host, manage, and monitor headless browsers at scale with features including proxies, stealth mode, session recording, and debugging tools, serving over 20,000 developers.

Clair embeds earned wage access and on-demand pay into payroll and workforce systems, using bank-backed infrastructure to deliver compliant short-term liquidity to workers.

Cortex is an internal developer portal and Engineering Operations platform that helps organizations reduce developer tax and improve operational maturity. It provides engineering teams with a centralized catalog of services, scorecards for reliability standards, and automation to foster ownership.

Finmid provides modular, API-driven embedded lending infrastructure for B2B platforms. The company enables platforms like Wolt, Glovo, and Bolt to offer financing solutions directly to their SMB customers across 30 European markets.

Harmonic is a US-based AI research company building Mathematical Superintelligence (MSI) — reasoning models whose outputs are formally verified, eliminating hallucinations. Its flagship model, Aristotle, reached formally verified gold medal-level performance on the 2025 International Mathematical Olympiad and is offered as an autonomous mathematician agent and API for researchers and developers. Founded in 2023 by Tudor Achim (CEO) and Robinhood co-founder Vlad Tenev (Executive Chairman), it is headquartered in Palo Alto with a London presence.

Neon is a modern direct-to-consumer payment platform built specifically for mobile games, helping game publishers build branded digital stores and bypass costly app store fees while providing players with personalized experiences and publishers with higher profit margins.

Octaura operates the first comprehensive electronic trading platform for syndicated (leveraged) loans and CLOs, combining real-time trading with data and analytics across the full trade lifecycle. Founded in 2022 as an independent company by a consortium of banks including Bank of America and Citi, it launched its loan platform in 2023 and captured roughly 4.6% of secondary loan trading volume within two years. It is headquartered in New York and is building out a CLO trading platform.

Pinwheel builds payroll and income data connectivity products for banks, lenders, credit unions, and fintechs, including direct deposit switching, income and employment verification, subscription management, and consumer-permissioned financial data APIs.

Prismic is a headless CMS and page builder designed for modern web development, enabling marketing teams to create pages independently while developers maintain control using frameworks like Next.js, Nuxt, and SvelteKit.

Spade is a New York–based fintech data company whose API turns raw, messy card transaction strings into structured records matched against a proprietary database of verified businesses, returning a persistent counterparty ID, clean merchant name, category, and location. Banks, fintechs, and platforms including Stripe, Mercury, Bilt, FIS, and Corpay use Spade to power authorization decisions, rewards, spend controls, analytics, and AI features. The company processes as many as 1.9 billion transactions daily and reported 470% YoY revenue growth before its 2026 Series B.

Trovy is a consumer fintech that turns home equity into an on-demand, low-cost line of credit accessible through a Mastercard-branded card usable anywhere. Its HELOC card positions home equity as an alternative to high-rate credit cards and personal loans, and it is expanding a broader financing platform for U.S. homeowners. The company is live in 27 states and licensed in 30.

Bolna is a voice AI platform that lets businesses design, deploy, and manage AI phone agents for outbound and inbound calls across sales, collections, customer support, and recruitment. Its agents are tuned for Indian telephony conditions and support 10+ Indian vernacular languages, handling regional accents and noisy lines. A YC F25 company, it reports 1,050+ paying customers and over 200,000 calls per day.

Capchase is a vendor-financing technology platform that pays B2B software and hardware vendors upfront while letting their buyers repay in installments. Founded in 2020 as a revenue-based financing provider for SaaS companies, it has since pivoted to B2B buy-now-pay-later and embedded financing infrastructure with AI-enabled underwriting. In May 2026 it raised $26M in equity alongside a $174M credit facility to scale globally.

Crypto exchange infrastructure company behind Phoenix, a decentralized exchange on Solana.

Froda provides digital financing and embedded lending products that help small businesses access working capital.

GenPeach AI develops multimodal generative foundation models for human-centric image and video creation, powering digital humans, virtual influencers, and AI companions for creative industries. Founded in 2025 and based in Zurich, Switzerland (with team members in Warsaw), it is an early-stage startup backed by angels and founders from OpenAI, Meta AI, Google DeepMind, and Microsoft AI. Per PitchBook/Nordic9 it has raised roughly $1.5M in pre-seed funding.

Gradium is a Paris-based AI company building ultra-low latency voice foundation models that enable near-instant, expressive, and multilingual voice AI at scale. Spun out of French AI lab Kyutai, the company was founded by former Google DeepMind researchers who pioneered key advances in audio language modeling. Backed by a $70 million seed round from FirstMark Capital, Eurazeo, Eric Schmidt, and Xavier Niel, Gradium aims to make voice the universal interface for AI.

Heron Data uses AI and LLMs to automate document-heavy workflows in lending, equipment finance, and insurance, extracting and enriching information from documents at scale. The company processes over 350,000 documents per week for 150+ customers including FDIC-insured banks and insurance carriers. It closed a $16M Series A led by Insight Partners in July 2025.

Hume AI develops empathic AI models and APIs for voice, speech, and expression understanding, including the Empathic Voice Interface for real-time emotionally intelligent conversations.

Lithic is a modern card issuing platform for developers, enabling businesses to create, manage, and process virtual and physical payment cards via flexible APIs.

LM Studio is a desktop application and developer toolkit built by Element Labs Inc. that lets users discover, download, and run large language models locally and privately on their own hardware. It provides an OpenAI-compatible local API server and supports Windows, macOS, and Linux. Founded in 2022 by Yagil Burowski and headquartered in Brooklyn, New York.

Speakeasy is a complete API development platform that polishes OpenAPI, generates production-ready SDKs and Terraform providers, and builds MCP servers from OpenAPI documents with extensive customization options to connect LLMs to data wherever it lives.

Digital trust infrastructure enabling governments and enterprises to issue, verify, and manage digital identity credentials using open-source decentralized identity toolkits.

StackOne provides a unified API platform for product teams to ship customer-facing integrations quickly across SaaS systems.

Turnkey provides secure, scalable, and programmable crypto wallet infrastructure for embedded wallets and onchain transaction automation. Built by the team that scaled Coinbase Custody past $100B in assets, it powers 50M+ embedded wallets.

You.com builds AI search and retrieval infrastructure for teams that need domain-specific, production-ready search inside their own products and workflows.

Boson AI builds proprietary multimodal foundation models for voice and audio (Higgs) and Feynman Flow, an agentic platform that turns model capability into deployed intelligence. Founded in 2023 by former AWS AI leaders Alex Smola and Mu Li, the company focuses on audio/voice understanding, generation, and real-time interaction. The team of 30+ researchers and engineers operates across Santa Clara and Toronto.

Builds encryption infrastructure for developers, including tokenization and PCI compliance tools for payments and sensitive data.

Griffin is an API-first UK bank providing a full-stack banking-as-a-service platform for companies that need regulated accounts and payments.

Hotplate is an online ordering and drop-selling platform for independent chefs, bakers, and food creators. Sellers set up a storefront in minutes, schedule timed food "drops" (events), and coordinate local pickup or delivery with hundreds or thousands of customers. Founded in 2020 and part of Y Combinator's Summer 2020 batch, the company is based in San Francisco.

Langbase is a serverless AI developer platform for building, deploying, and scaling AI agents. It processes 700TB+ of vector memory and billions of AI agent runs monthly, serving 100,000+ developers with support for 600+ LLMs.

M0 builds programmable stablecoin infrastructure for financial institutions, providing minting, settlement, treasury, and compliance primitives for digital dollar products.

Medusa builds open-source commerce infrastructure and modular APIs that let developers compose storefronts, carts, checkouts, and backend workflows without adopting a monolithic commerce stack.

Unified ingress platform providing developers with secure tunnels, reverse proxy, API gateway, and global load balancing used by over 7 million developers worldwide.

Pontera is a fintech platform that lets financial advisors securely manage, trade, rebalance, and report on clients' held-away retirement accounts such as 401(k)s, 403(b)s, and HSAs. Its technology connects to workplace plan providers without requiring credentials to be shared with the advisor, keeping the workflow compliant and auditable. Founded in Israel as FeeX, it rebranded to Pontera and now serves RIAs, broker-dealers, and large wealth-management firms.

Railway offers a cloud deployment platform that helps engineering teams ship and operate applications and databases with minimal infrastructure overhead.

Rainforest provides embedded payments infrastructure for vertical SaaS platforms, including merchant onboarding, payment operations, and payfac-as-a-service capabilities.

Sphere Labs (Sphere Laboratories, Inc.) builds SpherePay, a global stablecoin payments API and dashboard that lets businesses move dollars across borders and settle in under 30 minutes across 160+ markets. The platform handles fiat/stablecoin on- and off-ramps, cross-border settlement via local banking partners, treasury and liquidity management, and local compliance. It is also developing SphereNet, its own payments network.

Unit provides embeddable banking and lending products that enable software platforms to integrate financial services—including accounts, money movement, card issuing, and capital products—directly into their products. Processes over $80B in annual transactions.

Blockworks provides crypto market data, research, and media for digital asset markets. It operates an onchain capital markets intelligence and networking platform that connects investors and businesses, and delivers breaking news and premium insights about digital assets and web3.

ChartHop is a people operations platform that unifies, visualizes, and connects workforce data from HR, payroll, and other systems into a single source of truth. It offers org charts, headcount planning, compensation management, and people analytics for HR and finance teams. The company is actively hiring across roles including Senior Professional Services Consultant.

Checkly offers application monitoring powered by Playwright and OpenTelemetry so teams can test and monitor apps, APIs, and services as code.

Inference provides a distributed, serverless platform that lets developers run open-source AI models without managing infrastructure. The company aggregates underutilized data center capacity to offer cost-effective LLM inference via a simple API.

Nile is a Postgres backend for modern B2B SaaS applications, bundling multi-tenant primitives like auth, authorization, and tenant-aware data infrastructure.

Playbook is a creative file manager designed specifically for designers, serving as a beautifully organized cloud storage and sharing platform. The platform uses image tagging technology to transform files into expressive Pinterest-style galleries, making it easy for designers to store, organize, and share their creative work.

Polar is an open-source billing and monetization infrastructure platform for developers and AI-native SaaS companies. It enables modern billing including subscriptions, usage-based, and events-to-billing in minutes with a few lines of code.

Vectara provides a retrieval-augmented generation platform with enterprise search, grounded generation, and evaluation tooling to help teams build production-grade generative AI assistants.

Alpen Labs builds Bitcoin infrastructure and cryptography tooling, using zero-knowledge proofs to deliver a modular rollup that makes Bitcoin scalable, private, and programmable. The remote-first team of cryptographers and engineers (ex-Blockstream, Palantir, Nethermind) is building financial rails on Bitcoin, including lending and BTC yield products. Founded in 2022, it has raised $19.1M across a seed round led by Ribbit Capital and a January 2025 strategic round led by DBA and Cyber Fund.

CapitalOS provides embedded spend management infrastructure for vertical SaaS platforms, enabling business credit and spend controls via API integrations for platform customers.

Revenue automation platform that helps go-to-market teams route leads, qualify demand, book meetings, and coordinate handoffs across inbound and outbound funnels.

Crypto-integrated business banking platform that uses stablecoin rails alongside traditional payment networks.

Open-source financial infrastructure platform that provides programmable ledgers, payment connectivity, orchestration tools, and reconciliation services for building modern financial applications, trusted by companies like Booksy, Doctolib, Liberis, and Shares.

Impilo provides full-stack digital health infrastructure for remote patient monitoring, combining device logistics (4PL), an e-commerce/API layer, and patient support so healthcare organizations can deploy and manage at-home monitoring devices. Its middleware connects providers, devices, and data to enable remote care and diagnostics. The Philadelphia-based company serves hospitals and digital health companies running RPM programs.

Krisp provides AI-powered noise cancellation and meeting intelligence software that removes background noise, voices, and echoes from calls in real time. The platform also offers meeting transcription, AI meeting notes, and voice AI features for contact centers and remote teams. Krisp serves hundreds of thousands of agents and processes over 75 billion minutes of conversations monthly.

Embedded accounting platform for SMB software companies, allowing platforms to offer complete accounting and AI-powered bookkeeping services directly within their products, fully replacing external tools like QuickBooks. Supports 30,000+ SMBs through platform customers including Moxie, Nav, Dripos, and Carry with 25%+ adoption rates.

Global payments infrastructure company building on Bitcoin and the Lightning Network, enabling instant low-cost money movement worldwide through APIs and SDKs for fiat, stablecoin, and bitcoin transfers.

Loops is an email platform for SaaS companies with a block-based editor, transactional messaging, and automation workflows for product and lifecycle communication.

Embedded analytics platform enabling SaaS companies to build and deploy customer-facing dashboards directly into their products with drag-and-drop interfaces and code-based SDKs.

Mastra is an open-source TypeScript framework for building AI agents and applications, created by the team behind Gatsby. It provides modular tools for agent orchestration, tool calling, and workflow automation.

Paragon is an embedded integration platform that enables SaaS companies to rapidly build and ship production-grade third-party integrations without building each connector from scratch.

Pulse is a production-grade unstructured document extraction platform that converts complex PDFs, Word, Excel, and other document formats into structured, LLM-ready data. Built for enterprise reliability with OCR, bounding boxes, and vision language model capabilities.

Universal API for real-time meeting data, providing developers with recordings, transcripts, and metadata from Zoom, Google Meet, Microsoft Teams, and other video conferencing platforms. Powers over 300 enterprise clients including Instacart and Sybill.

Semantic KV caching layer built for LLM inference, enabling AI applications to reduce inference costs and latency by reusing cached computation across similar prompts.

Wiza is a B2B sales prospecting platform that provides real-time verified emails and phone numbers from LinkedIn, with 99%+ deliverability rates for outbound sales teams.

ZeroDrift is an AI compliance firewall that enforces regulatory and company-policy rules on AI-generated messages before delivery, blocking, rewriting, or approving them in real time across chatbots, voice, and AI agents. Deterministic checks flag violations against standards like SOC 2 and GDPR, then an LLM rewrites a compliant version of the message. It targets tier-one banks, asset managers, and insurers deploying AI in regulated communications.

dottxt builds structured generation tooling for production LLM applications, helping developers force reliable outputs that plug into existing software systems.

Cal.com is an open-source scheduling infrastructure platform that enables absolutely everyone to build scheduling into their applications, providing a flexible and customizable alternative to proprietary scheduling tools.

Dub is an open-source link attribution platform that powers short links, QR codes, conversion tracking, and affiliate programs for modern marketing teams. Used by over 1,000 companies including Twilio, Vercel, Perplexity, and Buffer, it provides advanced analytics and branded link management infrastructure.

Funnel is a marketing intelligence platform that enables businesses to collect, prepare, and analyze data from various marketing channels. Founded in Stockholm, it provides pre-built connectors for data integration, marketing reporting, and advanced measurement capabilities.

GitBook is an AI-native documentation platform for technical teams that simplifies knowledge sharing with docs-as-code workflows and AI-powered search. Used by over 2 million users including Zoom and FedEx.

Keel builds a modern, programmable ERP platform for operations teams, helping companies replace spreadsheet-heavy workflows with customizable internal systems they can launch quickly.

Keep is an all-in-one finance and spend platform for Canadian businesses, combining corporate cards, bill pay, expense management, and accounting workflows in a single system.

Open-source metering and usage-based billing platform that enables SaaS companies to build flexible pricing models with consumption tracking, subscription management, and payment orchestration.

Layercode provides voice AI infrastructure for developers, enabling production-ready, low-latency voice AI agents using TypeScript. The platform handles real-time audio processing across 330+ global edge locations with sub-50ms latency, supporting multiple LLM and voice providers.

Lazarus AI (Lazarus Enterprises, Inc.) is a Boston/Cambridge, MA-based enterprise AI company focused on document understanding and intelligent data processing. Its platform — OCR/Forms extraction, the RikAI reasoning engine, and a Vector Knowledge Graph — extracts and reasons over documents, images, and other unstructured data without training, serving insurance, public-sector, and healthcare customers. It received undisclosed strategic investments from WaveFx (Aug 2024) and QBE Ventures (Oct 2024).

Letta builds a platform and open source framework for stateful AI agents with memory, helping developers deploy autonomous agents that operate over long-running workflows.

Qloo is a New York–based taste AI company whose API delivers anonymized cultural preference and affinity data across music, film, TV, dining, travel, fashion, books and more. Its Taste AI engine powers personalization and recommendation features for customers in tech, entertainment, retail, hospitality and CPG, including Netflix and Michelin. The company also ships LLM-facing products that ground generative models in real-world cultural taste data.

Unified API platform that connects business data across commerce, accounting, and payments platforms, enabling B2B SaaS companies to integrate financial data seamlessly.

Shortcut is a project management platform for product and engineering teams, combining planning, issue tracking, docs, and collaboration in one workflow.

Shovels builds construction intelligence software that turns fragmented building permit data into actionable market and go-to-market signals through APIs and analytics tools.

Smallest.ai is a full-stack voice AI platform that owns the entire conversational loop, from raw waveform to response, so enterprises can build and scale real-time human-like voice agents. Its in-house model stack includes Lightning (ultra-low-latency TTS, ~100ms, 15+ languages), Pulse (STT across 38+ languages), Electron (a sub-4B-parameter conversational SLM with ~50ms time-to-first-token), and Hydra (native speech-to-speech). Founded by ex-Robert Bosch engineers Sudarshan Kamath and Akshat Mandloi, it targets contact-center and enterprise voice automation.

Stable Sea provides global stablecoin-to-fiat offramp infrastructure for businesses, enabling programmatic conversion of stablecoins to local currencies across 40+ countries through a unified API.

AI-powered data platform that transforms unstructured web data and documents (websites, PDFs, pitch decks, reports) into structured, enterprise-ready datasets using their proprietary DoRa model that navigates and extracts data like a human, enabling real-time web extraction for business intelligence and data workflows.

Tinybird is a real-time data platform that enables data and engineering teams to build real-time data products and APIs at scale. The platform ingests, transforms, and serves large volumes of data with sub-second latency for analytics and operational intelligence.

Infinite canvas SDK for React enabling developers to build web-based whiteboards and collaborative visual experiences, powering products like ClickUp Whiteboards and Padlet Sandboxes.

Transcend is an enterprise-grade data privacy infrastructure platform that serves as the compliance layer for customer data. It enables organizations to automate data subject requests, map data across systems, manage consent, and activate data for AI responsibly at scale.

B2B payments and cash collection platform that helps businesses automate invoice collection, reduce overdue payments, and provide seamless online payment options to their customers.

Zeal is a modern payroll infrastructure platform that enables staffing companies and platforms to onboard, pay, and bill workers through its API-first approach. The platform automates payroll compliance, tax calculations, and worker onboarding.

1Money is building the world's first Layer 1 blockchain protocol designed exclusively for stablecoin payments. Founded by former Binance.US CEO Brian Shroder, the network targets enterprise-grade payment use cases with the fastest and most compliant infrastructure.

Adaptive Computer builds AI agents that act as a personal and business computer for automating day-to-day work.

Adopt AI builds an agentic automation platform for software and operations teams, giving applications and internal workflows AI agents that can execute across existing tools, connectors, and business processes.

Alloy Automation provides an embedded integrations platform that enables product and engineering teams to build, deploy, and manage SaaS integrations. The platform offers low-code integration builders and connectivity APIs for B2B software companies.

Amberflo is an AI monetization infrastructure platform that enables companies to track usage precisely through unified metering, cost attribution, and billing automation. Built for the AI and agentic era, it provides centralized FinOps, credits management, and revenue recognition capabilities for teams deploying LLM-based products.

Amenitiz offers an all-in-one hotel management platform for independent hoteliers, including booking, payments, and operations tools.

Anvil provides a document SDK that helps product teams automate paperwork workflows including PDF generation, form filling, data extraction, and e-signatures. The platform enables developers to build document automation directly into their applications.

AppBrilliance offers a patented Money API that enables real-time, non-custodial payments through FedNow® and RTP®.

Arga Labs builds real-world sandboxes for testing and training AI agents, creating high-fidelity stateful 'digital twins' of third-party services like Salesforce, Workday, Slack, GitHub, Stripe and Gmail (API, CLI, MCP and UI). Teams seed scenarios in natural language, run automated evaluations per commit or PR, and capture full traces of provider calls and service-state changes. The company is a Y Combinator Spring 2026 company based in San Francisco.

Astrada is the data layer for autonomous finance, providing real-time card transaction data infrastructure that unifies financial data across fragmented enterprise systems. It connects directly to card networks to deliver structured, real-time transaction data via API, enabling AI-powered forecasting and autonomous finance operations for spend management platforms. Customers include Workday, Zoho, Payhawk, Miter, and Extend.

Bird (formerly MessageBird) is an AI-powered cloud communications platform that enables enterprises to connect with customers globally through email, SMS, WhatsApp, and other messaging channels at scale with 99.3% delivery rates. The platform powers 40% of global commerce email.

Black Forest Labs is a generative AI company that created FLUX, one of the most advanced open-source image generation models, and previously pioneered Latent Diffusion and Stable Diffusion. Founded by machine learning researchers Robin Rombach, Patrick Esser, and Andreas Blattmann, the company builds powerful creative AI models from labs in Freiburg, Germany and San Francisco. Valued at $3.25 billion after raising $300 million in Series B funding, Black Forest Labs is at the forefront of generative media technology.

Super app platform enabling companies to embed lightweight mini-apps into existing mobile applications for payments, remittances, eSIM, lending, and marketplace features.

Byteport builds global upload acceleration infrastructure for 1GB-100TB files using DART (Dynamic Accelerated Record Transfer), a proprietary UDP-based protocol that is typically 10x faster than TCP. The platform serves AI clusters, robotics, satellite networks, drone fleets, and defense applications, with SDKs across Python, Java, .NET, C++, Node.js, iOS, and Android. Backed by Y Combinator Winter 2026.

Charm builds open-source tools and libraries for the command line, including Bubble Tea, Lip Gloss, and Glow, making terminal user interfaces beautiful and developer-friendly.

Clerk provides developer-first authentication and user management infrastructure, including embeddable sign-in flows, session management, organizations, and backend APIs for modern web applications.

CloudX is an AI-native mobile advertising and supply-side platform (SSP) founded by the creators of MoPub and MAX. It rebuilds mobile publisher monetization on a secure, AI-native auction infrastructure powered by Trusted Execution Environments (TEE), with autonomous agents handling SDK integration, price floors, and line-item management. The company is based in San Francisco.

Cometly is a marketing attribution and ad-performance analytics platform that connects to ad accounts, consolidates campaign, ad-set, and ad-level data, and applies configurable attribution models to track spend, purchases, and net profit over time. Originally built for Facebook advertisers, it now layers AI-assisted analysis and reporting to help advertisers measure and scale campaign ROI. The company is a small bootstrapped team based in Newtown, Pennsylvania.

Platform for standardized, open-source commercial contract templates and contract management tools, enabling software companies to negotiate and sign B2B agreements faster.

Courier is a developer platform for building and managing product notifications across email, SMS, push, chat, and in-app channels.

Creao AI is an agentic AI platform where AI super agents autonomously execute tasks, write code, call APIs, and deliver reusable automation workflows. Founded in late 2024 and headquartered in Cupertino, California, the platform targets enterprise teams and individuals who want to turn workflows into intelligent, interactive software.

DataLane is a New York-based data platform building an identity graph for every local business in America — a 'LinkedIn for the offline economy.' Its AI autonomously extracts, deduplicates, verifies, and connects data from hundreds of sources into structured business intelligence, delivered into systems like Salesforce and Snowflake. Customers include companies such as DoorDash, Square, and Paychex that need to find and verify real local business owners.

Decart is an AI research lab building real-time generative and world models plus the inference stack that runs them. Its products include DOS (a hardware-optimized training/inference layer that lets models run across different AI chips), Lucy (live video transformation for virtual try-on and interactive media), and Oasis (an interactive world model for gaming, robotics, and physical AI). Founded in Israel with offices in Tel Aviv and San Francisco.

Dedalus Labs builds infrastructure for agentic AI, with products and APIs for deploying multimodal, multi-tool agents and experimenting with autonomous workflows in production.

Deep Cogito is a San Francisco AI research company building toward general superintelligence through advanced reasoning and iterative self-improvement, using its Iterated Distillation and Amplification (IDA) post-training method. It ships the open-weight Cogito model family (3B to 671B parameters) whose flagship matches or beats DeepSeek R1-0528 with roughly 60% shorter reasoning chains. Alongside the open models, it sells a post-training engine that builds specialized models on enterprises' proprietary data and outcomes.

Paris-based B2B lending platform providing API-first working capital financing to SMEs across Europe with loan decisions in 27 seconds, serving 17,000+ businesses across five countries.

Double builds AI-native practice management software for accounting firms, combining bookkeeping workflows, task orchestration, and client operations into a single platform.

Duffel provides a powerful API that enables developers and businesses to search, book, and manage flights and other travel products without the complexity of legacy travel infrastructure.

Eco builds stablecoin infrastructure for developers and businesses, enabling programmable money movement and one-click onchain payment flows.

Era is an AI-powered personal finance platform that connects bank accounts and financial data to AI assistants like Claude and ChatGPT via MCP. The platform offers proactive money management with AI-driven transfers, savings goals, and spending rules.

Fintech platform helping renters build credit through rental payment reporting to credit bureaus, reaching 228 million monthly active users through Zillow, valued at $1.2 billion

EZKL builds zero-knowledge machine learning (zkML) infrastructure for verifying AI model inference. Its open-source tooling compiles PyTorch, TensorFlow, and scikit-learn models into zero-knowledge circuits, proving computations ran correctly without exposing sensitive inputs or model weights. EZKL also operates a high-performance proving cluster.

Fish Audio develops multilingual AI voice generation and voice cloning infrastructure for creators and developers, with text-to-speech APIs and audio production tools.

Fixie (now Ultravox) builds real-time, speech-native voice AI models and developer tools for building fast, fluent conversational voice agents.

AI-assisted data exchange platform that helps teams collect, map, validate, and transform messy customer data before it enters core systems.

Flexprice is an open-source monetization infrastructure platform built for AI-native and SaaS companies. It enables teams to operate usage-based, credit-based, and hybrid pricing models with real-time metering and reporting, following an open-core model with self-hosted or cloud deployment options.

Flora is a node-based AI design tool and infinite canvas platform for creative professionals. The platform allows designers to build and automate creative workflows using a visual node orchestration layer, enabling creation of images, videos, and other media assets. Used by designers at Alibaba, Brex, Pentagram, and Lionsgate.

Folk is a modern, collaborative CRM platform designed for startups and agencies to manage relationships, streamline sales pipelines, and automate outreach. Built as an all-in-one tool that replaces traditional CRMs, it integrates with popular tools and enables teams to build genuine connections at scale.

GraphQL-based ledger API giving fintech companies institutional-grade double-entry accounting infrastructure for real-time balance tracking, funds flow composition, and fault-tolerant money movement.

Gecko is an AI-powered platform for equipment rental businesses that provides a 24/7 AI voice agent to answer inbound calls, check live inventory, and generate quotes in real time. It also handles daily operations through natural language prompts, replacing manual back-office work for rental operators. The platform has processed 1,000+ calls with 81% full automation rate.

Ghost is a non-profit organization building open source technology for modern publishing. It provides a professional blogging and newsletter platform with built-in email newsletters and paid subscriptions, used by publishers worldwide.

Gordian Software builds APIs that enable the world's leading travel organizations to increase revenue by seamlessly selling airline ancillaries and add-ons, serving over 60 million passengers monthly across 100+ airline partnerships.

Guardrails AI builds safety, validation, and monitoring infrastructure for large language model applications. Its open-source and enterprise platform helps developers enforce output checks, reliability constraints, and policy guardrails around AI systems. The platform supports building, governing, and scaling production generative AI across any LLM and deployment environment.

Helcim provides payment processing software and merchant services for small and midsize businesses, combining payments acceptance, invoicing, subscriptions, and commerce tools in one platform.

Highscore is a cloud gaming platform that lets players run PC games from a browser or app across phones, tablets, TVs, Chromebooks, Macs, and Linux devices.

Hyperline is a billing infrastructure platform for B2B SaaS companies, enabling flexible pricing models, automated invoicing, and revenue recognition. It helps software companies launch and scale complex billing workflows without custom engineering.

Indices turns any website or web app into a reliable, typed API by learning its underlying HTTP/network traffic — no browser automation, screenshots, or clicking. Developers describe a workflow in natural language, demonstrate it once, then call a deterministic REST endpoint; SDKs (Python/TypeScript), CLI, and MCP let AI agents like Claude and ChatGPT operate software that has no official API. It handles MFA/SSO, CAPTCHA and bot management, with end-to-end encryption and audit trails for enterprise use.

Infinity is an AI infrastructure company building a universal inference software layer — a CUDA alternative — that makes any AI chip (GPUs, SRAM, mobile chips, systolic arrays) inference-ready and reduces dependence on NVIDIA's ecosystem. Its AI research agent, Ignition, automatically generates, tests, and optimizes the low-level compute kernels that determine how efficiently a chip runs AI models, compressing development from months into hours. Founded by former Google Brain researcher and AGI House co-founder Jeremy Nixon.

The developer platform for easily building reliable workflows with zero infrastructure, enabling serverless, event-driven backend workflows at scale.

Interhuman AI builds the social intelligence layer for AI systems, enabling them to read, interpret, and respond to human behavior in real time. Their technology combines body language, facial expression, and tone-of-voice analysis with contextual awareness to create more natural human-AI interactions.

Developer-first bug reporting tool that captures everything engineers need to debug in one click, including video replays, console logs, network requests, and reproduction steps.

Kontent.ai is a cloud-native headless CMS and content collaboration platform offering API-first content management and AI-assisted workflows for enterprise marketing and development teams. Founded by Petr Palas and headquartered in Brno, Czech Republic, the company operates offices in New York, London, Amsterdam, and Sydney, serving enterprise customers across many verticals.

Lama AI is an AI-native, GenAI loan origination platform that helps community and regional banks and credit unions lend to small businesses, automating the process from application to closing. Its platform is in production at dozens of banks and has processed billions of dollars in loan volume. The company is headquartered in NYC with an R&D center in Tel Aviv.

Leen provides a unified API and data fabric for cybersecurity, helping security product teams, internal security teams, and MSPs integrate once with security tools and normalize vulnerability, endpoint, cloud, identity, compliance, and operational data.

Lemon Slice is a research and product lab building real-time interactive AI avatars, using its own video-diffusion models to turn any single image into a character you can video-chat with live. Its Lemon Slice-2 model is offered to developers via API and embeddable web components for use cases like education, language learning, e-commerce, and corporate training. The company emerged from Y Combinator's W24 batch.

LGND is building 'ChatGPT for the Earth,' a geospatial AI infrastructure platform that makes the world's satellite and geographic data as accessible and searchable as text. Using transformer-based geographic embeddings, LGND enables teams to create, adapt, and scale geospatial datasets across time and geography with reduced technical overhead.

Luminal builds a compiler and runtime for AI inference that treats compilation as a search (superoptimization) problem, automatically compiling models into native code optimized for GPUs, ASICs, and other hardware by auto-generating and searching high-performance kernels. It aims to push GPU utilization well above the typical 10-20%, delivering 2-3x faster inference while preserving the standard PyTorch developer workflow. A Y Combinator (S2025) company, it raised a $5.3M seed in November 2025 led by Felicis Ventures.

Malachyte builds real-time behavior intelligence and personalization AI for e-commerce sites, constructing a live behavioral profile for every visitor including anonymous first-time shoppers. Its two-headed vector architecture models shopper intent and product preference simultaneously to reorder products and adapt recommendations across the storefront. The founding team previously built the behavioral intelligence infrastructure behind most of Spotify's recommendation system.

Mangrove builds a decentralized exchange with an on-chain order book and programmable liquidity for DeFi traders and market makers.

Marqo is a vector search platform that enables developers to build smarter search experiences with multimodal AI, improving conversion rates for e-commerce, recommendations, and content discovery.

AI model routing and interpretability platform using breakthrough Model Mapping technology to unpack LLMs into interpretable architectures. Intelligently directs prompts to best-suited models.

Mentium is an AI-native platform that builds digital workers for freight brokerages and logistics companies. Its agents automate high-friction back-office workflows including carrier load calls, accounts payable reconciliation, POD chasing, and settlement splits. The platform integrates with existing TMS, ERP, email, and phone systems, enabling customers to achieve up to 70% touchless task completion.

Mistral AI is a French AI company building fast, open-source, and secure large language models for developers and enterprises. Known for efficient, high-performance models offered via API and for self-hosting.

Mitosis Labs is a San Francisco human–AI interface company building Cortex, a private, encrypted personal memory system that connects apps like Google Workspace, WhatsApp and GitHub into a queryable knowledge graph that AI agents can use. It ships an SDK/CLI (`mi`), an MCP API, and encrypted backups so individuals own and control the data their agents rely on. Founded by Alex Morris and PJ (ex-Meta), it operates as a small self-funded team.

Moolaah Finance (built by Moo Research Labs, Inc. / Moolaah Protocol Ltd) is building livestock-backed credit infrastructure it calls the Biological Ledger. It normalizes real-time herd telemetry from RFID tags and GPS collars into on-chain smart contracts via its ADAPT Protocol, Biological Growth Oracle, and Proof of Steak consensus, so cooperative banks, USDA FSA, SBA, and Farm Credit lenders can price agricultural loans against current collateral condition instead of stale appraisals. The team is distributed, with some roles anchored in Wyoming and Texas.

Naïve builds an autonomous company runtime — AI agent infrastructure that gives agents real-world execution capability across cloud compute, databases, model routing, email, phone numbers, virtual cards, payments, KYC/KYB, company incorporation, and 10,000+ third-party SaaS integrations, with governance for permissions, budgets, and approvals. Developers can have coding agents such as Claude Code, Codex, and Cursor call the API directly, effectively packaging AWS, Stripe, Deel, and incorporation into one interface for "AI employees". Founded by UC Berkeley dropouts Sean Dorje and Dennis Zax, the Y Combinator-backed company raised a $28.5M Series A led by Nexus Venture Partners in August 2026.

Nanonets is a document AI and intelligent workflow automation platform that extracts structured data from invoices, purchase orders, contracts, and other business documents using no-code machine learning. The platform automates back-office workflows and integrates clean data into systems of record like SAP and Salesforce. The company raised a $29M Series B in March 2024 led by Accel, bringing total funding to ~$42M.

Native is a decentralized liquidity protocol enabling seamless cross-chain token swaps and DeFi integrations. It provides infrastructure for builders to embed native token exchange functionality into wallets, dApps, and exchanges.

Natural builds agentic payments infrastructure that lets AI agents, businesses, and consumers move money reliably. Its platform packages wallets, pay-ins, collections, credit, billing, transfers, compliance, and observability for real-world agent transactions.

Navattic helps revenue teams create interactive product demos that can be shared across sales and marketing workflows to accelerate evaluation and pipeline conversion.

Netris provides network automation, abstraction, and multi-tenancy (NAAM) software for GPU clouds, AI data centers, and AI factories. Its platform automatically configures the underlying network and isolates customers and workloads at the hardware layer, cutting the time neoclouds and sovereign AI operators need to go live. The company raised a $15M Series A led by Andreessen Horowitz in June 2026.

Health insurance data platform modernizing benefits data exchange between HR tech and carriers.

Ornn builds financial infrastructure for GPU compute, including pricing indices (the Ornn Compute Price Index), market data, and cash-settled futures and derivatives that let buyers and sellers trade compute like a standardized commodity. Its OCPI benchmark is built from live GPU spot transactions (H100/H200/B200/RTX 5090) and distributed on the Bloomberg Terminal. The company is building toward a regulated compute futures exchange.

Reinforcement fine-tuning platform (YC W25) that helps companies build task-specific AI models that outperform foundation models at a fraction of the cost, applying GRPO-style post-training without managing infrastructure.

Paid is a monetization platform for AI-native companies, enabling results-based billing for AI agents. Founded by Outreach co-founder Manny Medina, it lets agent providers charge customers based on value delivered rather than usage.

PaleBlueDot AI develops an AI platform and infrastructure stack for building and deploying AI applications, including agent workflows and model-powered products.

Payman AI is an agentic AI platform for banking institutions that enables autonomous execution of financial transactions through conversational interfaces. The platform deploys AI agents that process payments, transfers, and account analysis via voice or text on existing banking rails, with built-in policy enforcement, compliance logging, and audit trails.

Leading 3D scanning and capture platform for iOS, Android, and web with LiDAR technology, photogrammetry, and 360° capabilities for creating professional-grade 3D models and floor plans.

Port is an agentic internal developer portal platform that helps engineering teams build autonomous workflows to accelerate software delivery. It provides a unified context lake, software catalog, AI agents, and workflow orchestration tools that integrate across the development toolchain.

Prisma builds an open-source ORM, Prisma Postgres, and related tooling for developers building modern data-intensive applications.

PromptQL is an agentic AI data-access and analysis platform built by the team behind Hasura, letting enterprises deploy LLM-powered agents that query, reason over, and act on their business data reliably. It combines a query planning layer with LLM workflows to deliver trustworthy automated data analysis for business operations. The company is San Francisco-based and operates as the AI-native successor product of Hasura.

Qpoint is an egress observability and security platform that uses eBPF to give engineering and security teams visibility and control over how applications communicate with external APIs and third-party services. Its lightweight Qtap agent captures outbound traffic metadata and payloads to monitor service health, API usage, and dependencies, while Qcontrol policies enforce runtime governance and a zero-trust posture for external traffic.

Rapider AI is an enterprise software development platform that connects company data so teams can find information faster and automate actions with AI and human expertise.

Respan (formerly Keywords AI, YC W24) is an AI observability and LLM engineering platform that lets teams trace, evaluate, and improve AI agents. It combines a unified gateway to 1,000+ models with automated evals, AI-judge scoring, cost/latency monitoring, and a proactive agent that surfaces regressions and triggers prompt fixes or alerts. The platform is used by 100+ AI startups and enterprise teams, processing 1B+ logs and 2T+ tokens monthly.

Respond.io is a customer-conversation management platform that unifies WhatsApp, SMS, phone, email, and CRM data into a single system for mid-market B2C businesses. AI agents automate sales, marketing follow-up, and support conversations across channels. The Kuala Lumpur-based company reached roughly $35M ARR before raising a $62.5M Series B in June 2026 to expand into North America and Europe.

Reworkd builds AI-powered web data extraction agents that automate the entire scraping pipeline at scale. Note: Company announced sunsetting as of February 2025.

Real-time interactive design and animation tool that enables designers and developers to create functional, ship-ready graphics with open-source runtimes that run fast and store small.

River Markets is a San Francisco-based prime brokerage for prediction markets, giving professional and institutional traders a single interface to route orders and aggregate liquidity across venues like Kalshi and Polymarket. The platform provides execution software, market data connectivity, a Python SDK, and risk tools for managing large cross-venue orders. Founded by ex-BlackRock and ex-Morgan Stanley quants, it launched in May 2026 and is a Y Combinator Spring 2026 company.

Riza provides isolated code execution infrastructure for AI-generated code and agent workflows.

RunPod is a GPU cloud infrastructure provider that enables developers, researchers, and AI companies to deploy and scale GPU workloads on demand. The platform offers serverless inference, on-demand GPU pods, and instant multi-node clusters, serving over 500,000 developers.

Runta builds the execution layer for AI agents: isolated, stateful microVM runtimes that let long-running agents run, be governed, and be recorded. The platform provides snapshot/resume/branch execution, prompt compression to cut token spend, credential protection, governed network egress, and full audit logs. Founded by ex-Cloudflare Edge Platform and Kong founding engineering leader Guanlan Dai, based in the SF Bay Area with a Singapore presence.

Self Inspection builds an AI-powered vehicle inspection and vehicle-condition intelligence platform. Users capture a car through guided smartphone photo capture and the system automatically detects scratches, dents, and tire wear, producing standardized damage estimates and condition reports. It serves dealerships, rental companies, fleets, lenders, auctions, and marketplaces as a continuously updated system of record for vehicle condition, and has completed over one million inspections.

Shofo is building the world's largest indexed video library — described as 'Common Crawl for Videos' — by continuously crawling and labeling public video content from social platforms like TikTok. It sells custom, multi-stage annotated datasets (object detection, activity recognition, semantic segmentation, reasoning annotations) to AI labs for pre-training and fine-tuning. Part of Y Combinator's W2026 batch.

Slate is building an AI sales engineer that helps go-to-market teams answer technical questions, complete security questionnaires, and create tailored demos faster.

Sling Money is a stablecoin-based global payment app that uses modern real-time payment systems, the Solana blockchain, and reserve-backed stablecoins to enable nearly instant and extremely low-cost transfers across 75+ countries, with all transfers currently fee-free.

Succinct is making zero-knowledge proofs accessible to any developer through SP1, their zkVM, and decentralized prover network that enables scalable blockchain applications and cryptographic infrastructure.

Universal memory API and context engineering platform for AI applications. Provides long-term and short-term memory infrastructure for AI agents, powering enterprise APIs, developer plugins, and a personal knowledge app.

Swan is a European embedded banking platform that enables software companies to integrate financial services directly into their products via APIs. Licensed as an e-money institution by France's ACPR, Swan serves 150+ partners across 30 European countries.

Synthflow provides a no-code voice AI platform for building and deploying production phone agents for customer support, sales, and operations workflows.

Tako builds an AI data analyst that embeds into applications and returns cited answers with shareable visualizations across external and internal data sources.

Tera AI develops software-only, platform-agnostic spatial reasoning AI for autonomous robots. Their system enables zero-shot visual navigation across any robot type and environment without hardware modifications, using only existing cameras and onboard GPUs. Founded in 2023 by Tony Zhang (former ML lead at Google X), the company targets robotic manufacturers looking to expand autonomy across diverse platforms.

Nmbr is Canada's first dedicated embedded payroll software provider, enabling SaaS platforms and financial institutions to launch their own payroll products in days. The API-first platform handles the full complexity of Canadian payroll compliance and remittance.

Theo builds a full-stack platform that connects onchain capital to global financial markets and makes real-world assets tradable across crypto-native workflows.

AI research lab founded by former OpenAI CTO Mira Murati, building Tinker, an API for distributed LLM fine-tuning that makes model customization accessible without massive GPU infrastructure.

This Dot (This Dot Labs) is a US-based web platform consultancy and developer-relations firm founded by Tracy Lee and Jay Phelps, providing senior JavaScript/front-end architects for consulting, custom development, architecture assessments, and engineering training. It works with clients such as Google, Meta, Microsoft, and PayPal, and is heavily involved in open-source (RxJS, Angular, React, Vue ecosystems). NMSDC- and WBENC-certified (minority- and women-owned), headquartered in Peachtree City, Georgia, with a remote-first engineering team.

Tollbit provides a content monetization platform that enables websites to protect and monetize their content by allowing AI bots and data scrapers to pay for licensed access, creating a sustainable content ecosystem.

Trace builds voice AI infrastructure for financial-service customer interactions, focusing on call automation and support workflow execution.

TraceRoot AI is an open-source self-healing layer for AI agents that automatically identifies and resolves production bugs. It captures traces, logs, and metrics, then uses AI agents that analyze source code and GitHub history to perform root cause analysis and auto-fix issues. Part of Y Combinator's S25 batch.

Open-source data preprocessing platform that extracts, cleans, and transforms unstructured documents (PDFs, images, HTML, emails) into structured formats optimized for AI and LLM pipelines.

Volt is building the world's first global real-time payment network, enabling businesses to send and receive real-time account-to-account payments through a unified platform. The company harmonizes domestic payment schemes across 31+ territories.

Xano is a scalable no-code backend platform that enables developers and non-developers to build APIs, business logic, and workflows without writing code.

YieldClub is a consumer crypto savings app that automates stablecoin yield strategies so users can earn real-time interest with no lockups and without needing deep crypto expertise.

Zenskar is an AI-native revenue automation platform that handles billing, revenue recognition, collections, and analytics for SaaS and subscription businesses. Its AI agents automate contract processing and usage metering, eliminating manual finance workarounds for companies with complex pricing models.