Infrastructure AI Startup Jobs

Defense technology company building autonomous systems and AI-powered defense capabilities to transform military and border security operations.

Unified analytics platform for data and AI, helping companies process and analyze big data in the cloud.

AI safety company building reliable, interpretable, and steerable AI systems, creator of Claude.

Tractian is a Manufacturing AI company providing industrial maintenance and reliability solutions, combining hardware, sensors, software and AI to modernize manufacturing maintenance processes as the Industrial Copilot.

Data infrastructure company providing high-quality training data for AI applications, recently partnered with Meta.

A robotics company providing robotic solutions for wind turbine blade maintenance and inspection, using specialized robots for cleaning, coating, and repair.

General Matter is rebuilding domestic uranium enrichment capacity in the U.S., developing low-enriched and high-assay low-enriched uranium to support advanced nuclear power and American energy security.

Cloud infrastructure platform providing affordable GPU compute for AI workloads and model training.

AI infrastructure company providing cloud GPUs, GPU clusters, private cloud, and hardware systems for AI training and inference workloads.

Real-time public safety data platform for law enforcement and first responders.

Application monitoring platform that helps developers identify and fix crashes in real-time.

Defense AI company building autonomous aircraft and AI pilot technology for military applications.

Cloud platform for running and fine-tuning open-source AI models at scale.

Autonomous penetration testing platform that continuously discovers and exploits attack paths.

Defense technology company building unmanned defense systems and distributed manufacturing.

Neutral-atom quantum computing systems and software.

Varda Space Industries is a space manufacturing company that designs, builds, and flies spacecraft to produce pharmaceuticals in microgravity and return them to Earth:contentReference[oaicite:28]{index=28}.

Data pipeline platform that gives you control over your observability data.

Fully managed, multi-cloud DBaaS for enterprise data and AI workloads.

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

Platform for deploying and scaling machine learning models in production.

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.

Application security and software supply chain security platform for modern DevSecOps.

Framework and platform for developing applications powered by large language models.

Static analysis tool for finding bugs, detecting vulnerabilities, and enforcing code standards.

Tines provides an intelligent workflow and orchestration platform that lets security, IT, and operations teams automate complex actions, investigations, and AI-assisted processes without heavy custom code.

Dynamic SaaS security platform that discovers and protects all SaaS applications, AI agents, and shadow AI tools through identity governance, configuration security, and hidden threat detection, analyzing over 100 billion interactions across 220+ SaaS app integrations.

Defense technology company building AI-powered software for national security missions.

Unified observability platform for hardware sensor data

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.

Robotics company using wall-climbing robots and AI for industrial inspections and predictive maintenance.

Nominal provides the connected hardware test stack used to capture telemetry, validate systems, and ship complex hardware faster. Its software supports aerospace, defense, and industrial teams running mission-critical test and operations workflows.

Stainless generates best-in-class SDKs from API specifications, serving customers including OpenAI, Anthropic, and Meta.

Company behind Astro, a managed Apache Airflow DataOps platform for data & AI pipelines.

Data platform for creating and managing training data for machine learning applications.

Quantum and AI company developing solutions for drug discovery, cybersecurity, and navigation.

Data-centric AI platform for programmatically labeling and managing training data.

Permitting software that blends experts and AI to streamline building approvals.

Code intelligence platform that helps developers search, understand, and fix code.

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.

Supply chain intelligence platform using AI to provide global value chain transparency for enterprises and governments.

Open-source cloud infrastructure providing secure sandboxed environments for AI agents to run code and complete complex tasks, trusted by 88% of Fortune 100 companies.

Developer of EigenLayer restaking and the EigenCloud/EigenDA stack, enabling Ethereum stakers and operators to secure new decentralized services (AVSs).

Developer observability for live apps: dynamic logs, metrics, traces without restarts.

Modern payment infrastructure for trucking and logistics, known as the 'Stripe for transportation'.

Polars is a blazingly fast DataFrames library written in Rust, offering Python, R, Node.js, and SQL bindings for efficient, multi-threaded data manipulation at scale.

Defense technology company providing software platform for military logistics and field operations optimization.

Decentralized blockchain AI platform enabling collaborative AI development with secure asset control.

Open-source, ACID-compliant search & analytics database—an Elasticsearch alternative built on PostgreSQL.

Decentralized exchange (DEX) and DeFi platform built on TON blockchain with automated market maker functionality.

Aetherflux develops space-based solar power systems that collect energy in orbit and transmit it to Earth.

Bot protection and anti-fraud security platform with transparent, CAPTCHA-free defense.

Network infrastructure management platform based on open-source NetBox for enterprise automation.

AI code generation platform using reinforcement learning to build enterprise software development tools.

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.

Rootly is an AI-native incident management and on-call platform that integrates with Slack to help engineering teams detect, manage, and resolve production incidents faster.

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

/dev/agents is building a next-generation operating system purpose-built for AI agents, founded by former Google and Android executives who believe a fundamentally new OS is needed to realize the full potential of agentic AI. The company is led by Hugo Barra, David Singleton, Ficus Kirkpatrick, and Nicholas Jitkoff, who collectively helped shape the Android ecosystem. Valued at $500 million after a $56 million seed round led by Index Ventures and CapitalG, the company is developing foundational infrastructure for how AI agents interact with the digital world.

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.

1Password provides password, secrets, and access management software for teams and enterprises, securing credentials, app access, and AI tool usage in one platform.

7AI builds an agentic cybersecurity platform that uses swarming AI agents to automate SOC investigations and response workflows.

Develops factory-fabricated modular nuclear microreactors designed for AI data centers and industrial applications. The Aalo Pod is a 50 MWe power plant purpose-built for data centers.

Activeloop provides a data platform for AI and unstructured data, helping teams build, manage, and query multimodal datasets for AI search and model training.

AI research company building adaptive models that learn continuously without expensive retraining, using less computing power than leading AI models, founded by former Cohere VP of Research Sara Hooker

AI platform providing reinforcement learning operations (RLOps) tools that enable organizations to customize, evaluate, and serve specialized large language models for production use cases. Founded by key contributors to the Falcon and BLOOM open-source LLM projects.

Decentralized AI search network for the Web3 Internet providing personalized search experiences and helping developers build custom search functionalities

A cloud infrastructure service for deploying and managing intelligent, autonomous AI agents for various enterprise tasks.

Onchain governance infrastructure platform providing protocols and tools for DAOs and blockchain projects to manage voting, delegation, and community decision-making.

Airalo offers a global eSIM-based connectivity platform for travelers, providing affordable international mobile data packages:contentReference[oaicite:0]{index=0}.

Airloom Energy is reinventing wind power with a novel, low-profile track-based turbine system that dramatically reduces the cost and complexity of harnessing wind energy. Backed by Bill Gates' Breakthrough Energy Ventures and Lowercarbon Capital, the Laramie, Wyoming-based startup is developing a pilot facility to demonstrate its modular wind technology. Airloom's design uses lightweight airfoils on an oval track, offering a simpler and more affordable alternative to traditional wind turbines.

ALICE Technologies provides AI-driven construction planning and scheduling software that simulates project scenarios to improve cost and timeline outcomes.

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.

AMI Labs is a frontier AI research lab building world-model-based intelligence systems with planning, memory, and safety controls for real-world applications.

Anchorage Digital is an institutional crypto platform offering custody, trading, staking, and regulated banking services for digital assets.

Antares is developing mass-producible, inherently safe nuclear microreactors for terrestrial, underwater, and space-based applications, producing between 100 kilowatts and 1 megawatt of electricity. The company has a 145,000-square-foot manufacturing facility in Torrance, California and is on track to achieve first reactor criticality by mid-2026. Founded by alumni of SpaceX, MIT, and Los Alamos National Lab, Antares is backed by over $130 million in venture capital and government funding.

A biotechnology company developing carbon-negative polymers and materials using genetically engineered enzymes.

Automated cloud cost optimization platform with AI-based analysis, reserved instance management, anomaly detection, and infrastructure rightsizing to help companies save up to 75% on AWS costs.

Apex manufactures productized satellite bus platforms for constellation-scale missions, aiming to remove the satellite production bottleneck. The company focuses on standardized spacecraft, fast lead times, and high-rate manufacturing for commercial and defense customers.

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

Arbor Energy develops supercritical CO2 turbines that deliver clean, carbon-negative power through fuel-flexible technology optimized for AI data centers and industrial applications.

Physical AI company building Newton foundation model that fuses real-time multimodal sensor data with natural language to interpret and act on physical phenomena

Arcol is a cloud-native, browser-based BIM platform for architects, often described as Figma for BIM. It enables real-time 3D collaborative building design with construction intelligence at its core.

Arena is building AI-powered solutions.

Focuses on developing AI acceleration chips and data center infrastructure tailored for running next-generation AI models.

Arize builds AI observability and evaluation software for machine learning, LLM, and agent systems, helping teams trace, monitor, and improve production model performance.

Edge computing company providing modular data centers and connectivity platforms to deliver cloud and AI capabilities to remote environments.

Array Labs builds high-power, low-cost space radar systems and a formation-flying radar constellation for large-scale 3D Earth imaging and persistent monitoring.

Fully managed change data capture (CDC) streaming platform that replicates production databases into data warehouses and lakes in real time. Trusted by Substack, ClickUp, and Alloy, processing over 700 billion rows annually.

Astral builds high-performance Python developer tooling, including Ruff, uv, and ty, with a focus on fast local workflows and production-grade packaging.

AstroForge is a deep-space mining company focused on extracting valuable metals from asteroids, particularly platinum group metals (PGMs) and critical minerals. The company develops technology to locate, reach, and mine asteroids to provide sustainable resources for Earth and space industries.

Atlas Data Storage develops DNA-based data storage systems for ultra-long-term, resilient archival storage.

Atomic Industries is an AI-powered tool-and-die manufacturer that applies machine learning to modernize precision manufacturing.

Supply chain technology platform founded by former Amazon exec Dave Clark, integrating with inventory systems to provide AI-powered insights for revolutionizing global supply chain operations.

Fusion energy startup developing modular micro-fusion reactors for compact, scalable clean power and propulsion applications.

Axiom is a cloud-native observability platform providing serverless log management, tracing, and AI telemetry. It eliminates the need to manage complex infrastructure or worry about data limits when storing and querying event data.

Energy flexibility platform-connects distributed assets with markets to decarbonize the grid.

Ayar Labs builds optical I/O and in-package photonics technology to reduce data-movement bottlenecks in large-scale AI and high-performance computing systems.

Building a privacy-preserving Ethereum Layer 2 with programmable privacy and client-side proofs.

Base Power is building America's next-gen power company by deploying whole-home battery backup systems that protect families from outages and strengthen the grid. Deployed over 100MWh of residential battery capacity.

BaseHub is an AI-native headless CMS for developers, letting teams model content, expose it through structured APIs, and integrate AI-assisted content workflows into web products.

Basis Research Institute is a nonprofit applied AI research organization building a universal reasoning engine by establishing the mathematical principles of intelligence. The organization focuses on probabilistic programming, causal reasoning, and program synthesis to solve intractable scientific and societal problems at unprecedented scale.

Bedrock Robotics brings autonomy to construction equipment, deploying AI systems that operate heavy machinery on real job sites to accelerate infrastructure work.

bem provides a production layer for unstructured data, turning documents, audio, images, and other messy inputs into deterministic, schema-enforced outputs for operational workflows.

Better Auth builds an authentication framework for TypeScript teams, combining open source auth primitives with managed infrastructure for sessions, identity, fraud controls, and user management.

Log monitoring and observability platform for developers providing comprehensive monitoring solutions with profitability achieved in 2023

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.

Blacksmith accelerates GitHub Actions by running CI/CD workflows 2x faster at half the cost using high-performance gaming CPUs optimized for continuous integration.

A web3 gaming infrastructure platform providing wallet-as-a-service and payment rails for games.

Modern logging and observability platform for AI applications and engineering teams, offering fast log ingestion, search, and alerting with a columnar storage architecture.

Browser Use is an open-source framework that enables AI agents to autonomously navigate and interact with websites like a human user. Built by ETH Zurich alumni, the project has amassed over 80,000 GitHub stars and powers agentic AI platforms.

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.

Butlr is a privacy-first ambient sensing platform spun out of MIT Media Lab that uses thermal sensors and AI to detect human presence, occupancy, and posture without capturing personally identifiable information. The sensors serve enterprises across workplace optimization, senior living, and building energy management.

Cake provides enterprise AI infrastructure for highly regulated industries, helping teams deploy compliant, governed AI workloads with managed open-source components.

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.

Privacy-first mobile carrier redesigning telecommunications from the ground up. Cape owns and operates its own mobile core and SIMs, providing ultra-private and secure connectivity for enterprises, government, and consumers.

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

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

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.

A venture-backed defense tech company building mass-producible hypersonic weapons systems using modern hardware development and manufacturing processes.

Catalyx Space builds orbital logistics infrastructure, combining spacecraft, software, and operations to move experiments and manufactured payloads to orbit and back. The company focuses on reusable capsules and faster, more predictable in-space deployment and downmass services.

Catena Labs builds AI-native financial infrastructure spanning agent identity, stablecoins, and banking rails so AI agents can participate in the economy safely.

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.

Cellares is an integrated development and manufacturing organization (IDMO) for cell therapies, using automation and industrial-scale manufacturing systems to expand access to life-saving treatments.

Ceramic.ai builds enterprise AI training infrastructure that improves the speed, efficiency, and scalability of large-model development.

Builds wafer-scale compute hardware and systems optimized for training and inference of the largest neural networks.

CesiumAstro builds communications systems and phased-array hardware/software for space, air, and ground missions, supporting satellite and defense connectivity use cases.

Delivers secure container images and tooling to protect open-source supply chains by default.

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.

Charge Robotics builds autonomous robots that construct solar farms through the Sunrise system, a portable robotic construction unit that automates the assembly and installation of solar-tracking hardware, making renewable energy deployment faster and more cost-effective.

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.

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

Chroma builds open-source data infrastructure for AI, giving developers an embeddings database and retrieval layer to add memory, search, and state to LLM applications.

Cleric builds an AI site reliability engineer that investigates incidents, reasons across production signals, and helps engineering teams resolve operational issues faster.

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

Networking software for AI/HPC workloads to improve reliability and throughput.

Building the world's most biomimetic musculoskeletal androids featuring over 200 degrees of freedom and proprietary artificial muscles. The Protoclone V1 can be manufactured for under $20,000.

A FinOps platform that automates cloud cost collection, allocation, and analysis to help engineering teams build cost-efficient software and improve unit economics.

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.

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.

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

A company building quantum computers on silicon chips using AI software to create qubits 1000x faster than current manual methods.

Conifer develops compact, rare-earth-free electric powertrains using patented axial flux motor technology and ferrite magnets. Founded by ex-Apple and Lucid engineers, the company's software-driven manufacturing approach enables cost-effective, supply-chain-resilient motors for two- and four-wheel vehicles, lawn equipment, and tractors.

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

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.

Cortical Labs builds biological computers by integrating lab-grown human neurons with silicon chips. Their CL1 system represents the first commercial biological computer, enabling energy-efficient computation through living neural networks for AI and scientific research applications.

Credal provides a secure AI agent platform for enterprises, enabling teams to build AI agents and MCP-connected workflows across internal data sources with governance controls.

CrewAI builds a multi-agent platform and open-source framework for orchestrating collaborative AI agent workflows in production applications.

Builds an AI-powered knowledge engine that helps security operations teams investigate alerts and automate cybersecurity workflows.

Crusoe builds renewable-powered AI infrastructure, including cloud, data center, and manufacturing capabilities designed for large-scale AI workloads.

Marketplace and tooling for transferable clean-energy tax credits, extending into broader climate finance.

Electronic warfare company building AI-driven software and hardware—incl. SIGINT payloads and autonomous drones—for spectrum dominance.

AI-powered infrastructure intelligence platform for transportation infrastructure management using LiDAR sensors, cameras, and advanced AI algorithms.

Builds digital in-memory compute hardware and software stack for low-latency, energy-efficient LLM inference.

Dagster builds open-source and commercial orchestration tooling that helps data teams ship, observe, and scale pipelines with a modern developer experience.

Dash0 is building the first AI-native observability platform powered by Agent0, an SRE AI agent that helps developers and operators quickly identify and fix application and infrastructure issues, processing millions of data points with OpenTelemetry-native architecture.

Frontier coding data provider for foundation models, using gamified bounty platform with 14,000+ vetted engineers to create expert-quality training data for leading AI labs.

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.

Daylight is a decentralized energy company using software, financing, and crypto-native infrastructure to accelerate home electrification. The platform helps households adopt clean energy products while coordinating distributed energy and financing workflows.

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

Enterprise blockchain technology company building the Daml smart contract platform and Canton Network for tokenizing real-world assets, backed by Goldman Sachs, Citadel Securities and DTCC

Distributional provides enterprise AI testing platform that helps teams discover, triage, and resolve issues with AI application reliability, reducing operational risk for production deployments.

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

Divine Research builds an undercollateralized lending system using stablecoins on World Chain. Since launching in December 2024, it has issued over 1 million loans to 900,000+ unique borrowers without requiring collateral or credit history.

Doppel provides AI-powered digital risk protection that combines brand protection, executive protection, social engineering simulation, and awareness tooling to detect and disrupt impersonation, phishing, and other online threats.

Self-hosted inference platform for deploying AI models enabling enterprises to deploy any model on their infrastructure with production-grade management

DualBird provides a cloud-native hardware-software data and AI infrastructure engine that delivers 10-100x faster performance and 50-90% lower costs through FPGA-based acceleration.

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.

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

Cloud and AI infrastructure security platform with container-native Type-1 hypervisor for workload isolation, preventing container escapes while maintaining Kubernetes compatibility and native performance.

Efficient Computer builds the world's most energy-efficient general-purpose processor, the Electron E1, offering up to 100x greater efficiency than traditional CPUs. Spun out of Carnegie Mellon University, their Fabric architecture minimizes data movement, enabling applications in AI, edge computing, space, defense, and consumer devices.

Semiconductor company pioneering chiplet interconnect technologies to unleash the performance of AI chips, backed by AMD, Arm, Meta, Samsung and Intel Capital

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

Grid-aware orchestration software that schedules AI data-center compute based on real-time power signals.

Developing analog in-memory compute chips and software for energy-efficient AI at the edge.

Enkrypt AI provides an AI security and governance platform that helps enterprises secure, monitor, and enforce compliance across generative AI and agentic AI systems.

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

Eon is the first cloud backup posture management (CBPM) platform, automating and unifying complex cloud backups into a queryable data lake for fast recovery, compliance, and AI analytics. Founded by the team behind AWS Disaster Recovery, Eon converts idle backup data into an accessible secondary storage layer for enterprise AI workloads.

Building application-specific AI chips (Sohu) optimized for transformer inference with 10x throughput gains.

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

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.

Extropic is building thermodynamic computing hardware and software for radically more energy-efficient AI workloads. The company combines physics, chip design, and systems engineering to develop new compute architectures for next-generation intelligence.

Advanced manufacturing company using breakthrough Electrochemical Additive Manufacturing technology to 3D print next-generation electronics components for thermal management, wireless communications and power electronics

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.

Fastino builds task-specific language models and small-model infrastructure for production AI workloads, focused on speed, accuracy, and agentic AI use cases.

Fever Energy builds software that helps energy providers launch, optimize, and monetize distributed energy services across tariffs, flexibility, and customer programs.

Figure develops general-purpose humanoid robots and embodied AI systems for industrial and logistics environments, combining robotics hardware with AI control systems.

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.

Model serving and fine-tuning platform for open and custom LLMs, designed for high-performance, cost-efficient inference.

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

Flare helps security teams detect, prioritize, and remediate external cyber threats before they escalate with automated threat exposure management and security intelligence.

Workload as a Service platform delivering intelligent orchestration for AI workloads, eliminating inefficiencies by dynamically placing workloads on optimal compute

Flexion Robotics builds the brain for humanoid robots with an AI-driven reinforcement learning and sim-to-real autonomy platform founded by former Nvidia researchers powering humanoids across morphologies and tasks.

Flock Safety builds AI-powered cameras and software that help law enforcement and communities solve and prevent crime. The platform uses machine learning and computer vision to provide investigative intelligence for cities, neighborhoods, and businesses.

Flow Computing develops Parallel Processing Unit technology to accelerate next-generation CPUs for AI, edge, cloud, and parallel computing workloads.

Building Yuma, a camera-based chat app that turns physical objects into conversational interfaces with foundational networking infrastructure.

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.

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.

Framework designs high-performance, modular laptops that are easy to upgrade, customize, and repair, creating consumer electronics products designed to last and reduce electronic waste.

Fundamental builds large tabular models and enterprise AI infrastructure for prediction and analysis on complex business data, focused on tabular reasoning and decision support.

Generalist AI is building embodied foundation models for general-purpose robots, starting with a focus on dexterous manipulation, leveraging research from OpenAI, Boston Dynamics, and Google DeepMind to create end-to-end deep neural networks that map sensor data to real-time robotic actions.

Genesis AI is building a universal foundation model for robotics, training on large-scale synthetic physical-world data for research and production systems.

Decentralized protocol that executes and verifies machine learning workloads across any device, unifying global compute into a single open network.

Geordie AI builds an AI governance platform to help enterprises adopt agentic AI safely with observability, compliance controls, and risk intelligence.

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.

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

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.

Company behind the open-source Grafana observability stack providing monitoring, logging, and tracing solutions, reaching $400M ARR as a fully remote company across 40+ countries.

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

Gruve delivers AI-native infrastructure, inference systems, and enterprise AI agents for inference-heavy workloads with an emphasis on speed, security, and measurable outcomes.

H Company is a frontier AI company building autonomous agents and foundation-model systems for enterprise work. The company develops research, model, inference, and infrastructure capabilities behind products like Runner H.

Deep-tech mining and energy startup developing proprietary laser-based drilling systems to unlock Europe's critical minerals and geothermal energy at extreme depths. Building Europe's first technology-driven mining and energy platform with plans to begin selling European-mined critical raw materials by 2029.

Hadrian is a manufacturing startup using AI and robotics to automate the production of defense and aerospace components:contentReference[oaicite:14]{index=14}.

Heirloom is a direct air capture company that accelerates limestone's natural ability to absorb carbon dioxide from the atmosphere, reducing the process from years to just days. The company has built facilities in California and Louisiana to permanently remove CO2 at scale, supporting the global effort to combat climate change. Backed by Breakthrough Energy Ventures and Lowercarbon Capital, Heirloom is one of the leading carbon removal technology providers.

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.

Hugging Face is the leading open-source AI platform for building, training, and deploying machine learning models. It hosts hundreds of thousands of models and datasets, serving as the central hub for the AI developer community.

Open-access AI cloud providing fast, affordable GPU compute, serverless inference, and dedicated hosting through a decentralized marketplace, helping developers reduce AI infrastructure costs by 50-75%.

i6 Group provides aviation fuel management software that digitizes fueling operations, reconciliation, and sustainability reporting for airlines and suppliers.

AI company building tools and coding agents that empower people to direct and verify complex work.

incident.io is an incident management platform used by over 1,000 companies including Netflix, Airbnb, and Block to manage hundreds of thousands of incidents. The platform integrates with Slack for real-time coordination and builds AI agents that help resolve incidents autonomously.

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.

An all-in-one open source platform to securely manage application configuration and secrets like API keys and database credentials across teams and infrastructure.

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

Self-healing software platform that automates bug detection, diagnosis, and resolution, enabling applications to fix user experience issues before humans intervene. Backed by Y Combinator (S25), Vercel, and Designer Fund.

Internet Backyard is building the financial backbone for the global compute economy, helping operators finance and scale infrastructure.

Inversion Space is turning space into a transportation layer for Earth by building autonomous re-entry vehicles that enable precision delivery of cargo to anywhere on the planet in under an hour, creating an on-demand logistics network in Low-Earth Orbit.

Isometric is an AI-native certification and registry platform for carbon removal and broader industrial climate attributes, focused on rigorous measurement, verification, and issuance.

Digital engineering platform focused on digital twins and secure collaboration for modeling and simulation of complex systems.

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.

Vertically integrated home electrification company deploying affordable all-electric heat pump systems across North America, reducing upgrade costs up to 50% with over 1,000 installations to date

Browser infrastructure platform for AI agents with sub-150ms cold starts, built-in stealth mode, automatic CAPTCHA solving, and persistent sessions for web automations.

Identity infrastructure provider for managing access to AI agent tools with task-based permissions and dynamic policy enforcement

Kingdom Supercultures engineers microbes to create functional ingredients for food and beverage brands.

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.

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.

Langfuse is an open source LLM engineering platform providing observability, prompt management, evaluations, and datasets for AI application development. Acquired by ClickHouse in January 2026, the platform integrates with OpenTelemetry, LangChain, OpenAI SDK, and other major frameworks.

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.

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.

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.

Limy provides infrastructure platform for the agentic web, enabling brands to control visibility and revenue as AI agents retrieve information and execute actions on behalf of users.

Foundation model company building efficient general-purpose AI systems and Liquid Foundation Models for edge and resource-constrained environments.

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

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.

Full-stack AI engineer that lets anyone build complete web applications with plain English, transforming raw ideas into production-ready software with front-end and back-end functionality.

An AI video security system that transforms existing IP cameras into intelligent agents for real-time detection and automated monitoring in healthcare and other sectors.

Lunar Energy builds home energy systems and software that integrate batteries, solar, and grid services for households and utilities.

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

Mage is an open-source, AI-native data pipeline platform that enables teams to build, run, and manage data pipelines for integrating and transforming data using Python, SQL, and R. Available as both open-source and enterprise versions, it provides real-time and batch pipeline orchestration.

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

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

Matic is the world's most advanced floor cleaner, a fully autonomous robot vacuum that continuously scans the perimeter of your home with high-resolution cameras, LiDAR, radar, and thermal sensors for comprehensive cleaning.

MatrixSpace develops AI-enabled 4D radar sensing and edge-to-cloud situational awareness software for defense, security, and critical infrastructure applications.

Medra develops autonomous AI-powered robotic scientists that run and refine laboratory experiments end-to-end, interfacing with standard lab tools to accelerate drug discovery and biological research.

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.

Mem0 is a universal, self-improving memory layer for LLM applications that enables them to remember and learn from user interactions over time, powering personalized AI experiences with over 41,000 GitHub stars and 14 million Python package downloads.

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.

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

Meter provides enterprise network infrastructure as a managed service, bundling hardware, software, and operations for office connectivity and security.

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

Micro1 is an AI platform for human intelligence that helps AI companies find, vet and manage human contractors for data labeling and training, transforming human expertise into high-quality datasets for frontier AI models.

Micruity provides retirement-income data infrastructure connecting recordkeepers, insurers, and asset managers to operationalize lifetime income products.

Mistral AI develops frontier foundation models and enterprise AI products, including open-weight and commercial offerings for assistants, agents, and production deployment.

Serverless cloud platform for developing, deploying, and scaling AI applications. Developers can run any code in the cloud without managing infrastructure, with built-in support for GPU workloads and batch jobs.

Frontier AI lab building reasoning models that let anyone describe a game or simulation in natural language and see it transformed into a working interactive 2D/3D scene within minutes.

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.

Morpheus Space develops electric propulsion systems and mobility solutions for satellites, including modular thrusters for commercial and government space missions.

Regenerative medicine company developing stem cell-derived tissue and organ replacement therapies for liver disease using iPSC-derived platform technology, with operations in Montreal, Cambridge and Toronto

MotherDuck is a serverless cloud data warehouse built on the open-source DuckDB engine, enabling fast SQL analytics with no infrastructure to manage. The platform supports hybrid local-cloud execution, allowing analysts to query data seamlessly across laptop and cloud.

Mythic builds power-efficient analog compute technology for AI inference, targeting edge-to-enterprise deployments where energy efficiency and throughput are critical.

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.

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.

Neon is a serverless Postgres platform that separates storage and compute to enable instant database branching, autoscaling to zero, and bottomless storage. Acquired by Databricks for approximately $1 billion in May 2025, Neon continues as an independent product.

Nexthop AI builds networking systems for AI-scale data centers, focusing on high-performance switching infrastructure for hyperscale and cloud environments.

A Layer 1 blockchain designed from the ground up for the AI era, building a planetary-scale verifiable supercomputer that concentrates the world's compute into a single blockchain.

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

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

Normal builds AI systems and thermodynamic computing hardware to accelerate semiconductor design and improve energy efficiency in compute. The company works with large chip and manufacturing partners while developing its own next-generation computing architecture.

Builds autonomous systems and AI-native infrastructure for U.S. industrial supply chains focused on defense manufacturing.

Northwood Space designs and manufactures electronically steered phased-array ground stations that enable scalable, rapidly deployable satellite communication and tracking infrastructure. The company serves commercial and government customers including a $50M U.S. Space Force contract to modernize the Satellite Control Network.

Nous Research is an open-source AI lab developing large language models and decentralized training infrastructure, including Hermes models and the Psyche network.

NovoLINC develops breakthrough nanostructured thermal interface materials for AI computing, data centers, and high-power electronics. Its proprietary technology achieves 10X lower thermal resistance than conventional materials, enabling better heat dissipation for next-generation semiconductor chips and cooling critical AI infrastructure.

Building vertically integrated, automated metal factories in Detroit that deliver raw materials faster, cheaper, and more reliably to US manufacturers. Software-driven quoting in milliseconds.

Nuro develops autonomous driving technology and licenses its Nuro Driver platform to automotive and mobility partners for commercial deployment.

Odyssey is an AI lab building interactive video and world models that generate real-time, explorable scenes for new media.

Okahu provides AI observability tooling to test, monitor, and improve LLM and agent behavior in production systems.

Opal Security is the authorization reasoning platform built to secure every identity, from employees and contractors to service accounts and AI agents. Provides unified visibility and defense-in-depth infrastructure for access management.

OpenMind is building an open, Android-like software stack for robots to make autonomous systems easier to build, deploy, and coordinate.

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.

ORION Security provides security posture and exposure management focused on the software supply chain and SaaS ecosystems, using AI to prioritize and remediate risk.

ORO is a human intelligence protocol that enables individuals to contribute private data to AI model training while preserving privacy through zkTLS and TEE cryptography. Users earn token rewards for their data contributions.

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.

Overland AI develops autonomous ground vehicle software and systems for off-road and contested environments, with defense-focused robotics deployments.

Oxide Computer Company builds rack-scale cloud computing infrastructure for enterprises that need the agility of public cloud with the control and security of on-premises hardware. Their integrated hardware-software platform delivers a complete cloud experience in a single rack unit.

Pacific Fusion is building a high-gain pulsed magnetic fusion system designed to achieve net facility gain, delivering more fusion energy output than all stored energy input. The company develops affordable, modular fusion technology using common materials to provide abundant, clean energy for a prosperous planet.

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

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.

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

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.

Patronus AI builds evaluation and reliability tooling for enterprise AI systems, helping teams test, monitor, and improve LLM behavior in production.

Periodic Labs is an AI research company focused on building autonomous AI scientists and software systems that accelerate scientific discovery.

Phantom is a leading multi-chain, self-custodial crypto wallet supporting Solana, Ethereum, Bitcoin, Base, and Polygon with over 15 million monthly active users. The platform offers token swaps, staking, NFT management, and cross-chain capabilities.

Robotics AI company building foundation models for general-purpose robots to handle physical world interactions with advanced manipulation capabilities

PhysicsX is an AI company accelerating industrial innovation by combining AI-driven multiphysics inference with numerical simulation to improve the design, manufacturing, and operation of complex products. Founded in 2019 by former Formula 1 engineers, the platform serves enterprises across aerospace, defense, automotive, semiconductors, and energy sectors. PhysicsX raised over $155M including investments from NVIDIA, Atomico, and Temasek.

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.

Pipedream Labs is building an autonomous underground delivery network using robotic carts that travel through buried tubes at speeds exceeding 60 mph, making delivery feel like teleportation. The company aims to eliminate emissions, reduce traffic congestion, and dramatically lower last-mile delivery costs.

PlanetScale is a managed database platform built on Vitess that helps developers ship MySQL workloads with branching, non-blocking schema changes, and global scale.

poetiq is an AI research and engineering company building reasoning systems and self-improving intelligence infrastructure, founded by former Google DeepMind researchers.

Open-source, identity-aware access proxy providing zero-trust secure access to internal applications without requiring a VPN, continuously verifying user identity and device context.

Popcorn is a next-generation telco built software-first, offering a $69/month global mobile plan covering 180+ countries with no roaming fees, eSIM activation, and AI-powered call screening.

Positron develops AI inference hardware and systems designed to deliver lower-cost, lower-power deployment for large language models and other modern AI workloads.

Prefect builds workflow orchestration and AI infrastructure software that helps teams automate, observe, and manage data and application workflows.

Prime Intellect is an AI infrastructure company that enables training and deploying frontier AI models across decentralized, globally distributed compute resources, commoditizing both compute and intelligence for researchers and organizations.

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.

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

Proof provides identity-centric trust infrastructure for high-stakes digital transactions, combining identity verification, notarization, and authorization workflows.

Proof of Play builds onchain game infrastructure and consumer gaming experiences for decentralized game worlds and player-owned assets.

Protege operates a governed marketplace platform for ethical sourcing of multimodal, real-world AI training data with compliant data exchange capabilities.

API-first Document AI that converts PDFs, images, slides, and spreadsheets into structured JSON for RAG, analytics, and automation.

Provides a unified interface to design AI workflows by connecting data, models, and automations.

Qdrant develops an open source vector database for semantic search and retrieval workloads in production AI systems.

Radiant is pioneering mass-produced portable nuclear microreactors, with its flagship Kaleidos reactor delivering 1 MW of clean, zero-emission power in a shipping container-sized form factor. Valued at $1.8 billion, the company is building its factory in Oak Ridge, Tennessee.

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

Raindrop is an observability and monitoring platform for AI agents, often described as 'Sentry for AI products.' The platform helps engineering teams detect, track, and fix silent failures in AI agents running in production environments. Founded by Y Combinator alumni and backed by Lightspeed Venture Partners, Raindrop provides automated issue discovery, triage, and detailed failure explanations for AI systems.

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

Rainmaker is making Earth habitable through pioneering modern precipitation enhancement systems using radar validation weather-resistant drones numerical weather modeling and sustainable cloud seeds for water resource solutions.

Software supply chain security platform delivering comprehensive vulnerability management with curated near-zero-CVE open-source images, automated CVE remediation, and container hardening capabilities. Simplifies FedRAMP compliance and accelerates DevSecOps workflows.

Computer vision company spun out of Intel, developing AI-powered smart vision systems for robotics, biometrics and access control markets using stereoscopic depth sensing technology

South Korean AI chip company developing neural processing units (NPUs) for AI inference workloads. Offers AI accelerators, chiplets, interconnects, and software stacks for large-scale deployments.

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.

AI biosecurity company developing AI-powered defenses against biological threats and bioweapons. Spun out from mRNA therapeutics company Helix Nano, partners with frontier AI labs to identify emerging bio-risks and design countermeasures using advanced models, lab automation, and reinforcement learning to scale biological defenses at the same rate as AI capabilities grow.

Reflection AI is building frontier open intelligence accessible to all, developing open-weight AI models. Founded by former Google DeepMind researchers who co-created AlphaGo, raised $2B at an $8B valuation.

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

Relace is a provider of auxiliary coding models for faster, more reliable AI code generation that makes it easy to deploy production-ready coding agents with models co-optimized with infrastructure to achieve state-of-the-art performance across million-line repositories.

Render provides cloud infrastructure for developers to deploy, run, and scale applications, databases, static sites, and AI workloads.

AI model API platform that lets developers run open-source machine learning models for image, video, audio, and text generation via a simple API. Acquired by Cloudflare in November 2025.

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

Resolve AI builds an autonomous AI Production Engineer that investigates and fixes complex production system issues end-to-end. Founded by the core creators of OpenTelemetry and former leaders of Splunk Observability, the platform automates site reliability engineering tasks.

Provides AI-powered mapping tools like Farsight to help defense teams generate 3D terrain and plan missions.

Frontier AI research lab building next-generation AI models for semiconductor design. Develops recursive self-improvement cycle where AI designs silicon that powers the next generation of AI. Founded by AlphaChip creators from Google DeepMind.

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.

Developer of the world's first DC data centers built exclusively for solar and wind power. Using proprietary chip design and smart controllers, Rune converts stranded and curtailed renewable energy into compute power at generation sites.

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.

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.

Safe Superintelligence is an AI research company founded by Ilya Sutskever to pursue a singular mission of building safe superintelligence.

SF Compute provides rentable, large, low-cost GPU clusters for AI pre-training workloads. The platform operates as a marketplace connecting AI teams with on-demand high-performance computing capacity, offering flexible access to supercomputing-scale infrastructure with InfiniBand interconnects.

Develops advanced AI, robotic, and autonomous drone systems specifically designed for wildfire suppression, using AI to locate and knock down fires before they spread.

Vertically integrated electrical wire harness manufacturing platform for complex industrial supply chains.

Decentralized open-source AGI platform backed by Founders Fund and Pantera Capital, building an open AGI network where multiple AI agents collaborate in real time to prevent single-entity AGI control.

Sentra provides cloud-native Data Security Posture Management platform, securing enterprise data for AI adoption with 300% YoY revenue growth and multiple Fortune 500 customers.

GenAI game development platform building the Rho Engine to revolutionize video game creation, enabling developers to use AI for character design, NPC interactions, and game customization, backed by Netflix, Dell, and a16z.

AI-enabled managed IT service platform providing technology services, talent, expertise, and capital to help MSPs build generational businesses. Backed by Thrive Holdings and ZBS Partners with experience in over 200 acquisitions.

Building general-purpose robotic intelligence and foundation models for adaptable robots across environments and tasks.

Skyryse develops SkyOS, a universal operating system for flight, and is bringing software-defined avionics and autonomy to existing and new aircraft platforms.

AI-led B2B payments platform offering order-to-cash workflow automation including checkout, risk assessment, payment reconciliation, and cash management, deployed on platforms like Walmart, Alibaba, IKEA, and Samsung.

Climate data company deploying high-altitude balloons to gather atmospheric measurements and improve weather forecasting models.

Smart panel provider for home energy management enabling intelligent control and optimization of household energy consumption

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.

Spiral is a data infrastructure company that provides a multimodal data platform for AI, unifying governance and exposing a single API for every data modality including video, audio, geospatial, and text, engineered for machine-scale throughput to keep GPUs fully saturated.

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.

StackBlitz is the creator of Bolt, an AI-powered full-stack web development platform that enables users to build, run, and deploy applications entirely in the browser. Leveraging WebContainers technology that runs Node.js natively in the browser.

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

Standard Nuclear is the country's first independent TRISO fuel manufacturer, providing reactor-agnostic nuclear fuel production to strengthen the advanced reactor supply chain.

Starcloud is building orbital data-center infrastructure to provide large-scale compute capacity in space, leveraging abundant solar power and passive cooling.

Stoke Space Technologies develops the fully and rapidly reusable Nova rocket designed to operate with aircraft-like frequency. Founded by former Blue Origin and SpaceX employees, raised over $1.3B.

Story provides AI-native blockchain infrastructure for registering, licensing, and monetizing intellectual property across the internet.

Substrate is America's next-generation semiconductor foundry, developing advanced X-ray lithography technology to challenge industry giants like ASML and TSMC. Founded by brothers James and Oliver Proud, the company uses compact particle accelerators to enable more cost-effective and rapid chip manufacturing in the United States. Backed by Founders Fund, General Catalyst, and In-Q-Tel, Substrate aims to restore American leadership in semiconductor production.

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.

Suger is an end-to-end cloud marketplace revenue engine that helps SaaS companies manage product listings, contracts, billing, and metering across AWS, Azure, and GCP.

Sunrise Robotics builds intelligent robotic cells for manufacturing, combining AI software, computer vision, and industrial automation to take repetitive work off factory floors.

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.

Superlinked builds information retrieval infrastructure for AI applications, combining multimodal and structured signals to improve enterprise search and matching.

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.

Sweet Security provides runtime-powered CNAPP and AI security software that helps enterprises discover assets, detect attacks, reduce vulnerability noise, and investigate incidents faster.

Syenta develops Localized Electrochemical Manufacturing (LEM) technology for advanced semiconductor chip packaging, enabling scalable, high-density interconnects without traditional lithography. Spun out from the Australian National University, their approach addresses memory bandwidth bottlenecks in AI computing.

Universal staking protocol offering a modular coordination framework for blockchain ecosystem, enabling protocols to evolve security models and unlock new economic primitives with over $2.7B peak TVL.

Symbolica is a pioneering AI research lab founded in 2022 that leverages category theory to deliver breakthroughs in modern artificial intelligence research by building structured reasoning in machines with formal logic and semantics at the architectural level.

SynthBee is an AI-native technology company building enterprise AI and cloud infrastructure solutions, with hiring currently routed through Gusto-hosted postings.

Tailscale builds identity-first networking software on WireGuard so teams can securely connect users, devices, services, and AI systems across private infrastructure without VPN complexity.

Talos provides end-to-end institutional crypto trading platform with liquidity access, automated execution, and clearing services, reaching unicorn status with $1B+ valuation.

An agentic data security platform that autonomously scans, catalogs, and classifies data in motion and at rest while automating remediations for the AI era.

Tempest is an enterprise-grade internal developer platform built by the former Fleetsmith team (acquired by Apple). It automates infrastructure provisioning, enables self-serve developer workflows, and provides a fully-managed developer portal ensuring compliance with security standards.

Layer-1 blockchain purpose-built for stablecoins and real-world payments, born from Stripe's experience in global payments and Paradigm's expertise in crypto technology.

Temporal provides a durable execution platform that enables developers to build reliable, fault-tolerant distributed applications. The open-source workflow orchestration engine ensures long-running processes and agentic AI workloads run to completion even in the face of failures.

AI-driven threat detection and managed detection & response (MDR).

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

TensorWave provides AMD-powered AI infrastructure and cloud GPU clusters for large-scale training and inference workloads.

TensorZero is an open-source stack for industrial-grade LLM applications with tooling for evaluation, observability, and production optimization.

Terraforming robotics company that uses autonomous subsurface injection robots to lift and stabilize flood-prone terrain by injecting wood slurry deep underground, addressing urban flooding and land subsidence caused by sea level rise, extreme weather, and groundwater withdrawal with minimal surface disturbance.

The Nuclear Company operates as America's deployment platform for nuclear power, constructing a series of nuclear power plants using a design-once, build-many approach with proven and licensed technology to deliver safe and reliable electricity at the lowest cost.

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.

Thread AI builds enterprise AI infrastructure with a knowledge-graph-based context engine to improve AI application accuracy and reliability.

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.

Tive delivers real-time shipment visibility with sensor hardware and cloud software, helping teams monitor location and condition to reduce logistics risk and loss.

Token Security builds machine-first identity security to discover, govern, and secure non-human identities across cloud and SaaS environments.

Tomorrow.io delivers weather intelligence software and proprietary weather data products for aviation, defense, logistics, and enterprise operations.

Generates realistic synthetic data to power software testing and analytics without exposing sensitive production data.

Torq builds a hyperautomation platform for security operations teams, connecting detections, investigations, and response workflows so analysts can automate repetitive SOC work across tools.

Building America's next generation of power infrastructure with hybrid inertial-battery systems combining mechanical flywheels with battery duration, providing grid stabilization without combustion or chemicals.

Tracer is the first pipeline monitoring system purpose-built for high-performance computing in life sciences, providing real-time performance metrics, cost breakdowns, and optimization insights for complex computational pipelines.

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.

Traversal builds AI-powered site reliability engineering agents that investigate incidents, triage alerts, and automate infrastructure remediation.

Dev tools startup redefining software development at scale, offering tools for detecting and managing flaky tests, pull request merge queues, and flattening productivity curves as projects grow.

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.

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

Neuromorphic computing startup building brain-inspired analog hardware to achieve biology-scale energy efficiency for AI workloads, founded by former Databricks AI head Naveen Rao.

Union.ai provides production infrastructure for AI and ML workflows on top of Flyte, helping engineering teams orchestrate, deploy, and operate reliable model and data pipelines.

Unlimited Industries is an AI-native construction company that vertically integrates design and build for large-scale infrastructure projects including data centers, energy facilities, and advanced manufacturing. The company's proprietary AI platform can explore tens of thousands of design configurations to optimize costs and timelines, reducing pre-construction engineering from months to weeks. Founded by serial entrepreneurs and backed by Andreessen Horowitz, Unlimited is rethinking how America's critical infrastructure gets built.

Until Labs develops reversible cryopreservation technology to pause biological time, starting with organ-scale preservation to extend the viability of donor organs for transplantation. The company is building medical infrastructure toward whole-body medical hibernation technology.

Upscale AI provides high-performance networking solutions for AI infrastructure. The company delivers open-standard connectivity for specialized computing, making AI more accessible through ready-to-use networking platforms designed for next-generation AI workloads.

Upwind is a cloud security company focused on real-time runtime protection, posture management, and threat detection for modern cloud environments and AI-era workloads.

Nuclear energy innovation company developing advanced reactor prototypes using silicon carbide technology for next-generation nuclear power

Valthos is an applied biological intelligence company developing AI and software to detect biological threats and design medical countermeasures in real time.

Vantage provides cloud cost observability and optimization software for engineering and finance teams managing multi-cloud spend.

Vega offers a lightweight, AI-native security analytics fabric that provides instant access to all data sources without requiring migration, designed to replace traditional SIEM solutions with state-of-the-art security analytics for modern enterprises.

Vellum builds an AI product development platform to design, evaluate, deploy, and monitor mission-critical LLM workflows for enterprise teams.

Cloud platform for frontend teams building with Next.js and modern web frameworks, offering global edge infrastructure.

Veris AI is a simulation-first training and certification platform for enterprise AI agents. Their platform provides high-fidelity sandbox environments where AI agents can be stress-tested, trained via reinforcement learning, and graded against accuracy, cost, and latency SLAs before deployment to production.

Vesta provides mortgage infrastructure software for lenders, covering origination, processing, and servicing on a cloud platform.

Viam is a software platform that makes the physical world programmable, enabling engineers to build, deploy, and manage robotics and IoT applications. Founded by MongoDB co-founder Eliot Horowitz, Viam powers AI and automation solutions across robotics, food and beverage, climate tech, marine, and industrial manufacturing.

VoidZero is dedicated to building an open-source, high-performance, and unified development toolchain for the JavaScript ecosystem founded by Evan You, creator of Vue.js and Vite, with deep expertise in JavaScript tooling.

Voliro develops autonomous aerial robotics for industrial inspections, combining a drone platform, tiltable payload system, and software for high-value asset inspection workflows.

VulcanForms is an advanced digital manufacturing company using metal additive manufacturing, precision machining, and automation to build industrial-scale production capabilities.

Vultr offers global cloud compute services, providing high-performance, cost-effective virtual servers and GPUs for developers and businesses:contentReference[oaicite:29]{index=29}.

Waabi develops AI-first autonomous trucking software and simulation systems to accelerate validation and deployment of self-driving transport technology.

Walrus is a decentralized data layer for AI and Web3 builders, designed to store large datasets, media, and application state with programmable, verifiable access on Sui.

Intelligent terminal for developers with AI-powered features, built with Rust to supercharge developer productivity through Agent Mode for seamless code generation, editing, and task management.

Enterprise-grade platform running powerful AI on local devices without cloud dependency, enabling companies to work with sophisticated AI models while keeping sensitive data in place.

WEKA builds a cloud and AI data platform that accelerates model training and inference workloads with high-performance, software-defined storage.

Agentic BI and data-insights platform that unifies structured/unstructured data and answers with verified source retrieval.

WolkenVision develops high-precision BIM modeling solutions using AI and 3D LiDAR point cloud technology for construction and infrastructure. The platform offers point cloud management, AI-powered auto-segmentation, and quality inspection software that accurately captures and interprets spatial data for urban development, infrastructure management, and major construction projects.

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.

World Labs is advancing spatial intelligence by building foundational AI models that can perceive, generate, and interact with 3D worlds. Founded by AI pioneer Fei-Fei Li, the company's flagship product Marble generates and edits persistent 3D environments from text, images, video, or 3D layouts. Backed by Andreessen Horowitz, Nvidia, AMD, and Autodesk, World Labs has raised over $1.2 billion to bring world models into creative and industrial workflows.

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.

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

Z Modular designs and manufactures offsite modular building systems for multifamily, hospitality, and commercial construction projects.

Zama builds open-source fully homomorphic encryption technology and confidentiality infrastructure for blockchain and other privacy-preserving applications.

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.

High-performance multiplayer code editor built in Rust by the creators of Atom and Tree-sitter, designed for speed and real-time collaboration with AI coding features, used by 150,000+ active developers.

ZeroEntropy provides a high-accuracy search API over unstructured data for AI agents and RAG applications. The YC-backed company builds smarter retrieval models enabling AI agents across healthcare, law, and sales.

Zo Computer is building a new category of personal computing — an intelligent cloud computer powered by AI. The platform enables users to build powerful personal software, automate tasks, and manage their digital lives through a private cloud infrastructure. Founded by former Venmo, Substack, and Stripe engineers, Zo makes personal cloud computing accessible to everyone.