Independent project. Not a U.S. government website.Independent project. Not a United States government website.
Directory
Search U.S. AI companies, labs, research units, and foundations, covering both closed and open offerings.
150 of 150 organizations shown
Enterprise software · United States (mailing address in Philadelphia, Pennsylvania)
Abridge develops AI software for health systems that records conversations between clinicians and patients and drafts clinical documentation from them for clinician review, with separate products for clinicians, nursing, and revenue-cycle teams. Its platform works inside electronic health record workflows.
Enterprise software · Consumer products · San Jose, California
Adobe makes creative, document, and marketing software, including Photoshop, Acrobat, and its enterprise content and marketing products. It develops Firefly, a family of generative AI models for images, video, and other media, which it offers in its apps and through APIs.
Open-source steward
Hosted project of The Linux Foundation
The Agentic AI Foundation is a directed fund of The Linux Foundation that raises and spends funds to support open-source agentic AI projects approved by its Governing Board. The Linux Foundation announced it in December 2025 with three contributed projects: the Model Context Protocol from Anthropic, goose from Block, and AGENTS.md from OpenAI.
Robotics · Hardware manufacturer · Salem, Oregon
Agility Robotics builds Digit, a humanoid robot deployed commercially for warehouse, manufacturing, and distribution tasks such as tote handling, and Agility Arc, a cloud platform for managing Digit fleets. In September 2026 it announced Digit 5, a version designed to work close to people with less reliance on protective barriers.
Model developer · Research lab · Seattle, Washington
Ai2 is a non-profit AI research institute in Seattle, founded in 2014 by Paul Allen. Its work covers open models and training data, as well as robotics, conservation, and other applied research.
Developer platform · Enterprise software · Massachusetts
All Hands AI develops OpenHands, an open-source platform for building and running AI coding agents. It also offers a hosted service (OpenHands Cloud) and a commercial enterprise edition. The company now presents itself and its products under the OpenHands name.
Cloud provider · Model developer · Seattle, Washington
Amazon runs retail, advertising, and cloud businesses and reports three segments: North America, International, and Amazon Web Services (AWS). Through AWS it offers AI services, including Amazon Bedrock for building generative AI applications and its own Amazon Nova models.
Chip designer · Developer platform · Santa Clara, California
AMD designs processors and accelerators, including EPYC server CPUs, AMD Instinct data center GPUs used for AI, adaptive SoCs and FPGAs, and networking products. It develops the ROCm open software stack for AI and HPC work on its GPUs.
Robotics · Hardware manufacturer · Costa Mesa, California
Anduril Industries describes itself as a defense technology company specializing in autonomous systems; it also develops the Lattice software platform. Its documented AI software includes Lattice for Command & Control, which it describes as an AI-enabled battle management platform, and Lattice for Mission Autonomy, which coordinates teams of uncrewed systems under a human operator.
Model developer · Research lab · San Francisco, California
Anthropic, which describes itself as an AI safety and research company, develops the Claude family of models. It offers Claude through web, desktop, and mobile apps, through the Claude Platform API, and through the Claude Code coding agent.
Developer platform · San Francisco, California
Anyscale sells a managed platform for running Ray workloads (data processing, training, and online inference) across clouds and Kubernetes. Ray began at UC Berkeley's RISELab, and Anyscale contributed it to the PyTorch Foundation in 2025.
Developer platform · Model developer · San Francisco, California
Subsidiary of SpaceX
Anysphere makes Cursor, an AI coding product with a desktop editor, coding agents, a command-line tool, and an automated code reviewer. Cursor offers models from several providers alongside its own Composer models. Since August 2026 Anysphere has been a wholly owned subsidiary of SpaceX.
Consumer products · Hardware manufacturer · Cupertino, California
Apple makes and sells smartphones, personal computers, tablets, wearables, and accessories, and sells related services. Its AI features, called Apple Intelligence, run on-device and through Apple's Private Cloud Compute. Developers can reach Apple's on-device model through the Foundation Models framework, and Apple machine learning research publishes the open-source MLX array framework.
Robotics · Hardware manufacturer · Austin, Texas
Apptronik develops the Apollo humanoid robot for manufacturing, logistics, and retail work. Its current model, Apollo 2, comes in bipedal and wheeled configurations; under a research partnership, data collected by Apollo 2 helps advance Google DeepMind's Gemini Robotics models.
Research lab · Nonprofit research · Palo Alto, California
Arc Institute is an independent nonprofit research organization in Palo Alto, California, founded in 2021, that works in partnership with Stanford University, UC Berkeley, and UCSF. Its research spans experimental biology and computational models, including the Evo 2 DNA language model and virtual cell models.
Nonprofit research · Open-source steward · San Francisco, California
ARC Prize Foundation is a nonprofit that develops the ARC-AGI benchmarks, built from tasks that are simple for people but difficult for AI systems, and runs public competitions and model testing around them. It launched ARC-AGI-2 in March 2025 and the interactive ARC-AGI-3 in March 2026.
Model developer · Research lab · San Francisco, California
Arcee AI trains and publishes the Trinity family of open-weight language models, ranging from an on-device Nano model to a roughly 400-billion-parameter mixture-of-experts model. It also runs a hosted, OpenAI-compatible API.
Hardware manufacturer · Enterprise software · Santa Clara, California
Arista Networks makes network systems for data center, campus, and wide-area networks, built around its EOS network operating system. For AI workloads it sells the Etherlink family of Ethernet switches, including the 7800R AI spine, the 7060 AI leaf, and the 7700R4 Distributed Etherlink Switch, for networks that connect GPU and other accelerator clusters.
Inference provider · Developer platform · San Francisco, California
Baseten runs an inference platform for deploying open-source, custom, and fine-tuned models, offering per-token APIs for hosted open models, dedicated deployments in its cloud, a customer's cloud, or both, and managed training jobs. The company was started in 2019.
Research lab · Nonprofit research · Redwood City, California
Biohub is a biomedical research organization, founded in 2016 and supported by the Chan Zuckerberg Initiative, that builds AI models of biology alongside data-generation, imaging, and laboratory technologies. After announcing in November 2025 that the EvolutionaryScale team would join it, Biohub now publishes the ESM protein models and runs the Biohub Platform for using them.
Consumer products · Enterprise software · Oakland, California (principal executive office; no formal headquarters)
Block is a publicly traded company that operates Square, a network for businesses, and Cash App, a consumer network, combining commerce, financial-services, software, and hardware products. Its Open Source Program Office created the goose AI agent, which Block contributed to the Agentic AI Foundation; it also describes AI features in its own products, including Managerbot for Square sellers and Moneybot in Cash App.
Model developer · Research lab · Boston area, Massachusetts
Boltz is a public benefit corporation that develops AI models for biomolecular structure prediction, binding-affinity estimation, and protein and small-molecule design. Its team started the Boltz models at MIT and founded Boltz PBC, announced in January 2026, which now presents Boltz-1, Boltz-2, and BoltzGen as its open-source models alongside a hosted platform and API.
Robotics · Hardware manufacturer · Waltham, Massachusetts
Boston Dynamics builds mobile robots: Spot, a quadruped used for industrial inspection; Stretch, a box-handling robot for warehouses; and Atlas, an electric humanoid being introduced with a select group of early adopters. Its Orbit software manages robot fleets and site inspection data. The company began in 1992 as a spin-off from the MIT Leg Lab and is controlled by Hyundai Motor Group.
Chip designer · Enterprise software · Palo Alto, California
Broadcom designs semiconductor products and sells infrastructure software, including VMware Cloud Foundation. Its AI-related semiconductor offerings include custom accelerators (XPUs), Ethernet switching and routing silicon, Ethernet NICs, and optical components, as well as racks and systems based on its XPUs.
University lab · Research lab · Pittsburgh, Pennsylvania
Carnegie Mellon University is a university in Pittsburgh, Pennsylvania. It traces its origin to 1900, when Andrew Carnegie funded the Carnegie Technical Schools, and took its current form in 1967, when the Carnegie Institute of Technology merged with the Mellon Institute.
Model developer · Developer platform · San Francisco, California
Cartesia develops speech models and offers them through an API, including the Sonic text-to-speech and Ink speech-to-text models, along with a platform for building and hosting voice agents. Its research centers on state space model (SSM) architectures, and it publishes some SSM language models on Hugging Face.
Nonprofit research · Research lab · San Francisco, California
The Center for AI Safety is a San Francisco-based research and field-building nonprofit whose stated mission is to reduce societal-scale risks from artificial intelligence. Its work covers technical safety research, including benchmarks, as well as field-building and advising industry and policymakers.
Chip designer · Hardware manufacturer · Sunnyvale, California
Cerebras designs the Wafer-Scale Engine, a processor built from an entire silicon wafer, and rack-scale systems based on it for deployment in its own and customers' data centers. It also offers cloud inference and training services that run on its hardware.
Model developer · Research lab · San Francisco, California
Chai Discovery develops AI models for predicting and designing molecular structures and interactions for drug discovery. It released Chai-1, a structure prediction model whose code and weights are now under Apache 2.0, and offers its later Chai-2 design models through an access program rather than as downloads.
Consumer products · Model developer · Palo Alto, California
Character.AI runs a consumer chat app in which people talk by text or voice with AI characters created by users. It post-trains open models from other developers for its product, including CAI-Image, a family of image models post-trained from Qwen-Image.
Data platform · San Francisco, California
Chroma develops the open-source Chroma database for vector, full-text, and metadata search, used for retrieval in AI applications, and sells Chroma Cloud, a hosted serverless version billed on usage.
Chip designer · Enterprise software · San Jose, California
Cisco designs and sells networking, security, collaboration, and observability hardware and software. Its AI-related offerings include Silicon One networking silicon for AI data center networks, the Cisco Secure AI Factory with NVIDIA reference design, and Cisco AI Defense for securing AI applications and models.
Developer platform · United States (no headquarters city stated; the USPTO record gives a Wilmington, Delaware owner address, and the careers page lists on-site roles in San Francisco, California)
Cline Bot Inc. develops Cline, an open-source AI coding agent offered as a VS Code extension, a command-line tool, an SDK, and a desktop app, with a separate JetBrains plugin. It also runs the Cline Provider, a hosted service that gives signed-in users credit-based access to models from other providers.
Cloud provider · Inference provider · San Francisco, California
Cloudflare describes itself as a connectivity cloud company. Its AI offerings include Workers AI, which runs machine learning models on serverless GPUs across Cloudflare's global network, and AI Gateway, for monitoring and controlling an application's requests to AI model providers. It acquired the model-hosting platform Replicate in December 2025.
Developer platform · Model developer · San Francisco, California
Cognition makes Devin, an AI software engineering agent that runs in the cloud or on a developer's machine, together with Devin Desktop (formerly Windsurf) and Devin CLI. It also develops SWE-series coding models that are offered in these products.
Data services · Beverly Hills, California (address given in the Terms of Use and the IRS listing)
Common Crawl is a nonprofit that crawls the web and makes its archives and derived datasets freely available. It has collected crawl data since 2008 and hosts it on Amazon Web Services through an AWS open data sponsorship program.
Model developer · Enterprise software · Mountain View, California
Contextual AI builds an enterprise platform for creating AI agents and retrieval applications that work over an organization's own documents and data. It also sells component APIs for document parsing, instruction-following reranking, grounded generation, and natural-language unit tests for evaluating model outputs, and it has released open-weight reranker models.
Cloud provider · Compute infrastructure · Livingston, New Jersey
CoreWeave operates a cloud platform for AI workloads that combines GPU compute, managed Kubernetes on bare metal, storage, and networking for model training and inference. Its software offerings include the Weights & Biases developer platform.
University lab · Research lab · Ithaca, New York
Cornell University is a privately endowed research university whose main campus is in Ithaca, New York; its charter was signed into law in 1865. Its AI-related research groups include the Kuleshov Group at Cornell Tech, which works on machine learning and generative models, and the Zhang Research Group in electrical and computer engineering, which studies hardware specialization for machine learning.
Cloud provider · Compute infrastructure · Denver, Colorado
Crusoe builds and operates data centers for AI workloads and runs Crusoe Cloud, a GPU cloud platform with managed Kubernetes, Slurm, storage, and networking. It also offers managed inference and fine-tuning services for open models through Crusoe Intelligence Foundry.
Chip designer · Hardware manufacturer · Santa Clara, California
d-Matrix designs hardware and software for AI inference in data centers. Its products are the Corsair inference accelerator, the JetStream I/O accelerator for card-to-card communication, the Aviator software stack, and SquadRack rack-scale configurations that combine them.
Data platform · Enterprise software · San Francisco, California
Databricks sells a data and AI platform built on a lakehouse architecture that runs on AWS, Azure, and Google Cloud. The platform includes tools for building and serving AI agents and models, and Databricks-hosted access to open models through its Foundation Model APIs.
Model developer · Research lab · San Francisco, California
Deep Cogito is a San Francisco AI company that post-trains open-weight language models, the Cogito series, on base models from other developers. It describes its training approach as Iterated Distillation and Amplification (IDA), a form of iterative self-improvement.
Hardware manufacturer · Consumer products · Round Rock, Texas
Dell Technologies sells PCs, servers, storage, and networking products and related services. Its Infrastructure Solutions Group includes a portfolio of AI-optimized servers, and it packages its AI infrastructure, data, and services offerings as the Dell AI Factory.
Developer platform · New York, New York
Element Labs makes LM Studio, a desktop application for downloading and running language models on a local computer, with a chat interface and a local API server. It also publishes llmster, a headless version of LM Studio for servers, the lms command-line tool, and Python and TypeScript SDKs.
Research lab · Nonprofit research · Washington, D.C.
EleutherAI is a non-profit AI research lab that trains and releases open models, datasets, and tools, and studies how models learn, how to evaluate them, and how to make open-weight systems safer. It began in July 2020 as a Discord community and incorporated as a non-profit research institute in early 2023.
Research lab · Nonprofit research · San Francisco, California (address of record)
Epoch AI is an independent nonprofit that collects and analyzes data on AI development. It publishes data explorers and downloadable datasets on AI models, data centers, hardware, and related topics, runs benchmarks including FrontierMath, and publishes research reports, newsletters, and podcasts. It started in 2021 as a group of volunteers.
Model developer · Research lab · San Francisco, California
Essential AI is a San Francisco AI research company that publishes open models and data. Its releases include the Essential-Web v1.0 web dataset (June 2025) and the Rnj-1 language models for code and STEM tasks (December 2025).
Chip designer · Hardware manufacturer · San Jose, California
Etched designs hardware for running AI model inference. Its website describes rack-scale "frontier inference clusters" for which it co-designs chips, packaging, interconnects, cooling, racks, and software, and says its first chip silicon was made on TSMC's N4P process.
Model developer · Research lab
EvolutionaryScale is a public benefit company that developed the ESM3 and ESM C (ESM Cambrian) protein language models. In November 2025 Biohub announced that the EvolutionaryScale team would join Biohub, and EvolutionaryScale's website now states that it is part of Biohub.
Research lab · Nonprofit research · San Diego, California (address of record)
FAR.AI is a nonprofit that works on AI safety and security through in-house research, grantmaking, and events such as workshops and seminars. It also runs FAR.Labs, a coworking space in downtown Berkeley, California, for people and organizations working on trustworthy and secure AI.
Robotics · Hardware manufacturer · San Jose, California
Figure builds general-purpose humanoid robots and Helix, its in-house vision-language-action model that controls them. Its current robot generation is Figure 03, designed for both home and commercial work.
Inference provider · Developer platform · San Mateo, California
Fireworks AI operates a hosted platform for serving and training models, offering pay-per-token access to open models from other developers, dedicated deployments, and fine-tuning and reinforcement-learning training services.
Research lab · Nonprofit research · San Francisco, California
FutureHouse is a 501(c)(3) nonprofit research lab in San Francisco, founded in 2023, that builds AI systems intended to automate parts of scientific research, with a focus on biology. Its open releases include the PaperQA literature-agent package and the ether0 chemistry reasoning model.
Model developer · Research lab · San Francisco, California
Genmo is a San Francisco research company that builds video generation models, which it describes as world models. Its open release is Mochi 1, a text-to-video model published as a research preview in October 2024, and it runs a hosted playground for generating videos.
University lab · Research lab · Atlanta, Georgia
The Georgia Institute of Technology (Georgia Tech) is a public research university in Atlanta, Georgia, founded in 1885 and part of the University System of Georgia. Its AI research groups include the Polo Club of Data Science, which builds interactive tools for understanding machine learning models, among them Transformer Explainer.
Developer platform · San Francisco, California
Subsidiary of Microsoft
GitHub runs a platform for hosting and collaborating on code, with cloud and on-premises offerings, and develops the GitHub Copilot AI coding assistant. It is owned by Microsoft, which reports GitHub within its Intelligent Cloud segment.
Enterprise software · Developer platform · San Francisco, California
Glean sells an enterprise AI platform that connects to a company's business applications and data sources to provide permission-aware search, an AI assistant, and AI agents. Its terms describe support for multiple third-party large language models.
Model developer · Research lab · Mountain View, California
Google is the largest of the businesses that make up Alphabet Inc. Alphabet reports Google through its Google Services and Google Cloud segments, and reports centralized research and development on frontier AI models as Alphabet-level activities. This record covers Google and its parent Alphabet together; Google DeepMind has its own record as a research unit.
Research lab · Model developer
Research unit of Google (Alphabet)
Google DeepMind is Google's AI research unit, formed in 2023 by combining DeepMind with the Brain team from Google Research. It is credited as the developer of the Gemma family of open-weight models.
Inference provider · Compute infrastructure · United States (city not stated; legal mailing address is a P.O. box in Mountain View, California)
Groq operates an inference cloud that runs AI models on LPU (Language Processing Unit) accelerators in data centers it deploys with partners. It developed the LPU and launched GroqCloud, and it offers developer access through its console as well as dedicated capacity tiers.
University lab · Research lab · Cambridge, Massachusetts
Harvard University is a university in Cambridge, Massachusetts, founded in 1636 by a vote of the Great and General Court of the Massachusetts Bay Colony. Its AI research includes the Kempner Institute for the Study of Natural and Artificial Intelligence, which studies the basis of intelligence in natural and artificial systems and publishes open-source software such as KempnerForge.
Enterprise software · San Francisco, California
Harvey develops AI software for legal and professional services firms and in-house legal teams. Its platform includes agents that carry out multi-step legal tasks, Vault for storing and bulk-analyzing document collections, and Knowledge for legal, regulatory, and tax research across licensed and public sources.
Hardware manufacturer · Enterprise software · Spring, Texas
HPE sells enterprise infrastructure and services spanning servers, hybrid cloud, and networking. Since November 2025 it has reported Cloud & AI and Networking as its main segments. Its AI offerings include HPE Private Cloud AI and other HPE AI Factory solutions, and HPE Cray supercomputers for HPC and AI workloads.
Developer platform · Inference provider · Brooklyn, New York
Hugging Face runs the Hugging Face Hub, which hosts Git-based repositories of models, datasets, and demo apps (Spaces), and sells hosted inference and enterprise services. It also maintains open-source machine-learning libraries such as Transformers.
Model developer · Enterprise software · Armonk, New York
IBM is a publicly traded technology company. In AI, it develops the Granite family of models and sells the watsonx products for building, running, and governing AI models and agents.
Developer platform · Research lab · San Francisco, California
Imbue is a San Francisco company, founded in 2021, that builds software tools meant to keep AI agents under their users' control, with a focus on coding agents. Its products include Sculptor, a workspace for running coding agents in parallel; Vet, a tool that checks code changes and agent conversations for problems; and mngr, a command-line tool for managing coding agents. Most of its products are published as open source.
Model developer · Redwood City, California
Inception (Inception AI, Inc., at inceptionlabs.ai) develops Mercury, a family of diffusion language models that generate and refine many tokens in parallel rather than one at a time. It offers the models through an OpenAI-compatible API.
Model developer · Consumer products · San Francisco, California (mailing address)
Inflection AI develops its own foundation models and Pi, a conversational AI assistant it calls a personal intelligence partner. Its Inflection AI Labs group runs research and public product experiments, such as Pi Journeys, an assistant for life transitions like becoming a parent or changing careers.
Chip designer · Hardware manufacturer · Santa Clara, California
Intel designs and manufactures semiconductor products, including CPUs used in PCs and data centers. Its AI-related offerings include Intel Gaudi AI accelerators and the open-source OpenVINO inference toolkit.
Cloud provider · Compute infrastructure · San Jose, California
Lambda is an AI cloud company that provides NVIDIA GPU infrastructure for training and inference, from on-demand instances and self-serve clusters to single-tenant superclusters. It was founded in 2012 by machine learning engineers.
Data platform · San Francisco, California
LanceDB builds data infrastructure for multimodal AI on the Lance columnar format: the open-source LanceDB embedded retrieval library and LanceDB Enterprise, a distributed multimodal lakehouse platform. In November 2025 LanceDB moved the Lance projects into a separate, community-governed lance-format GitHub organization.
Developer platform · Enterprise software · San Francisco, California
LangChain develops the open-source LangChain, LangGraph, and Deep Agents frameworks for building LLM agents. It also sells LangSmith, a commercial platform for tracing, evaluating, and deploying agents.
Research lab · Berkeley, California
Lawrence Berkeley National Laboratory (Berkeley Lab) is a multiprogram national laboratory in Berkeley, California, managed by the University of California for the U.S. Department of Energy's Office of Science. It traces its founding to 1931. Berkeley Lab describes work on AI models and applications for science, AI-ready scientific datasets such as the Materials Project, and the computing and networking infrastructure used to train them.
Research lab · Livermore, California
Lawrence Livermore National Laboratory (LLNL) is a U.S. Department of Energy national laboratory in Livermore, California, that began operations in 1952. It is operated by Lawrence Livermore National Security, LLC for DOE's National Nuclear Security Administration. LLNL describes AI as a core capability that it applies alongside experimental data, physics-based modeling, and high-performance computing, and it publishes the LBANN deep learning training toolkit as open-source software.
Open-source steward
Hosted project of The Linux Foundation
The LF AI & Data Foundation is a directed fund of The Linux Foundation that raises and spends funds to support open-source artificial intelligence, machine learning, and data projects. Its hosted projects include ONNX, which LF AI announced as a graduate-level project in November 2019.
Chip designer · Hardware manufacturer · Mountain View, California
Lightmatter develops silicon photonics for AI infrastructure. Its Passage family covers optical interconnects in co-packaged, near-packaged, and on-board form factors, plus a photonic interposer reference platform, and its Guide light engine is a laser source for co-packaged optics. It says Passage and Guide are available to early-access partners.
Cloud provider · Compute infrastructure · San Francisco, California
Lightning AI created and maintains the PyTorch Lightning training framework and runs a cloud platform for building, training, and deploying AI models, including browser-based development environments (Studios) and on-demand GPUs. It merged with GPU infrastructure provider Voltage Park in January 2026 and operates under the Lightning AI name.
Consumer products · Enterprise software · Sunnyvale, California
Subsidiary of Microsoft
LinkedIn is a professional networking service owned by Microsoft, which reports it within its Productivity and Business Processes segment. Its engineering team develops and maintains Liger Kernel, an open-source library of Triton GPU kernels for training large language models.
Model developer · Developer platform · Cambridge, Massachusetts
Liquid AI is a company spun out of MIT CSAIL in 2023 that develops Liquid Foundation Models (LFMs), hybrid models built for efficient deployment on phones, laptops, and other devices. It publishes LFM weights on Hugging Face and offers LEAP, a platform for deploying models on edge devices.
Developer platform · Enterprise software · San Francisco, California
LlamaIndex develops the open-source LlamaIndex framework for building LLM agents and workflows over private data. It also sells LlamaParse, a hosted platform for document parsing, extraction, and indexing, which the company now describes as its main focus.
Research lab · Nonprofit research
LMSYS is a 501(c)(3) nonprofit that incubates open-source AI projects and research. It began in 2023 as a collaboration among UC Berkeley, Stanford, UC San Diego, Carnegie Mellon, and MBZUAI, and was incorporated as a nonprofit in September 2024. Its projects include the SGLang serving engine, FastChat, RouteLLM, and the Vicuna models.
Model developer · Consumer products · Redwood City, California
Luma AI develops generative models for video and images, including the Ray3.2 video model and the Uni-1.1 image model. It offers them through Luma Agents, a web-based creative workspace, and through a developer API.
Chip designer · Wilmington, Delaware
Marvell designs data infrastructure semiconductors for AI, cloud, carrier, and enterprise infrastructure. Its AI-related products include custom ASICs for cloud and AI data center customers, Teralynx Ethernet switch chips, optical interconnect DSPs, and the Photonic Fabric optical scale-up interconnect it gained by acquiring Celestial AI.
University lab · Research lab · Cambridge, Massachusetts
MIT is a university in Cambridge, Massachusetts, incorporated in 1861; its institutional policies describe it as independent and privately endowed. Its AI research groups include the MIT HAN Lab, which works on efficient AI methods such as model compression and quantization and maintains the AWQ code.
Model developer · Research lab · Menlo Park, California
Meta operates social and messaging apps including Facebook, Instagram, WhatsApp, and Messenger, along with VR headsets and AI glasses. It develops AI models, including the Llama and Muse model families, and offers the Meta AI assistant across its apps.
Research lab · Nonprofit research · Berkeley, California
METR is a research nonprofit that evaluates frontier AI models, measuring their autonomous capabilities and assessing whether and when AI systems could pose catastrophic risks. It publishes research, evaluation reports on specific models, and open-source tooling for running evaluations.
Chip designer · Hardware manufacturer · Boise, Idaho
Micron makes memory and storage products, including DRAM, NAND, and NOR. Its Cloud Memory Business Unit covers memory for large hyperscale cloud customers and high-bandwidth memory (HBM) for all data center customers, and the company markets HBM, low-power server memory modules, and data center SSDs for AI workloads.
Model developer · Research lab · Redmond, Washington
Microsoft develops and sells software, cloud services, and devices. Its AI offerings include the Microsoft Foundry platform on Azure, Copilot assistants, and models developed in-house, including the Phi family of small language models and MAI models.
Model developer · Consumer products · South San Francisco, California
Midjourney develops image-generation models and an image-to-video model and offers them through its subscription web service. It also publishes niji・journey, an anime-style image app whose accounts and plans can be synced with Midjourney accounts.
Consumer products · Enterprise software · California
Mintplex Labs develops AnythingLLM, an MIT-licensed application for chatting with documents and running AI agents with local or hosted language models. It distributes a free desktop app and a self-hosted Docker version and operates AnythingLLM Cloud, a paid hosted service.
Standards body · Open-source steward · Dover, Delaware (address listed on the About page)
MLCommons is an AI engineering consortium whose members include companies, academics, and nonprofits. It develops benchmarks, including the MLPerf performance suites and the AILuminate safety and security benchmarks, as well as open datasets and tools such as Croissant and MLCube. It launched in December 2020.
Cloud provider · Inference provider · New York, New York
Modal operates a cloud platform for AI and data workloads, including model inference, training and fine-tuning, batch jobs, and sandboxes for running untrusted code. Developers define workloads and hardware in Python code, and usage is billed per second.
Developer platform · Inference provider · Los Altos, California
Subsidiary of Qualcomm
Modular develops the Mojo programming language and MAX, a framework for serving and building AI models on CPUs, GPUs, and other accelerators, and operates Modular Cloud, a hosted inference service. Qualcomm completed its acquisition of Modular in July 2026.
Developer platform · Open-source steward · San Francisco, California
Mozilla.ai is a company backed by the Mozilla Foundation that builds open-source AI tools and products. Its projects include any-llm, a Python library for calling different model providers through one interface, and llamafile, which packages a model and its runtime into a single executable that runs locally.
Standards body · Research lab · Gaithersburg, Maryland
The National Institute of Standards and Technology (NIST) is a U.S. federal agency founded in 1901 and now part of the Department of Commerce. It works on measurement science, standards, and technology; its AI work includes the AI Risk Management Framework, the Dioptra test platform, and a center for AI evaluation and voluntary guidelines.
University lab · Research lab · New York, New York
New York University is a private research university founded in 1831. It is anchored in New York City and has degree-granting campuses in Abu Dhabi and Shanghai.
Model developer · Enterprise software · New York, New York
Nomic is a New York City company that offers what it calls a domain-specific AI platform for architecture, engineering, and construction firms, including agents and an Agent API. It has also released open-source AI software and models, including the GPT4All desktop application and the Nomic Embed embedding models.
Model developer · Research lab · United States (city not stated; the store privacy policy gives a contact address in Austin, Texas)
Nous Research is an AI research company that trains and releases open-weight language models, most prominently the Hermes series of post-trained models, and builds open-source agent and training software such as Hermes Agent and the Atropos reinforcement-learning environment framework.
Chip designer · Model developer · Santa Clara, California
NVIDIA designs accelerated computing platforms, including data center GPUs, networking, and complete systems, along with software such as CUDA for building and running AI workloads. Its annual report describes two segments, Compute & Networking and Graphics.
Research lab · Oak Ridge, Tennessee
Oak Ridge National Laboratory (ORNL) is a U.S. Department of Energy Office of Science national laboratory in Oak Ridge, Tennessee, managed by UT-Battelle LLC for DOE. It began in 1943 as part of the Manhattan Project. ORNL describes AI research embedded in scientific workflows and AI security research, and it maintains open-source AI software such as HydraGNN.
Model developer · Research lab · San Francisco, California
OpenAI develops AI models and offers them through ChatGPT, the OpenAI API, and developer tools such as Codex. It has also published open-weight models, including the gpt-oss series released under the Apache 2.0 license.
Cloud provider · Enterprise software · Austin, Texas
Oracle sells database and enterprise software and operates Oracle Cloud, made up of Oracle Cloud Applications and Oracle Cloud Infrastructure (OCI). OCI compute includes GPU-based and bare-metal offerings for AI model training and inference, and OCI Generative AI is a managed service for building generative AI applications.
Research lab · Richland, Washington
Pacific Northwest National Laboratory (PNNL) is a U.S. Department of Energy national laboratory in Richland, Washington, managed and operated by Battelle for DOE. It traces its start to January 4, 1965, when the Atomic Energy Commission awarded Battelle the contract to operate the Hanford Laboratories. PNNL applies AI across discovery science, applied energy, and national security, and it maintains the open-source NeuroMANCER library.
Enterprise software · Data platform · Aventura, Florida
Palantir builds software platforms for data integration, analytics, and operational decision-making used by government and commercial customers. Its Artificial Intelligence Platform (AIP) connects large language models with customer data and workflows inside its Foundry and Gotham platforms.
Consumer products · Developer platform · San Francisco, California
Perplexity makes an AI search and answer assistant that responds to questions with cited web sources. It also offers a developer API platform with web-grounded agent, search, embeddings, and model-routing APIs.
Model developer · Research lab · San Francisco, California
Physical Intelligence develops foundation models for robot control, including the π0, π0-FAST, and π0.5 vision-language-action models. It publishes code and checkpoints for these models in its openpi repository.
Model developer · Research lab · San Francisco, California
Poolside trains foundation models for software engineering and publishes the Laguna family of open-weight agentic coding models. It offers the models through an OpenAI-compatible API, a terminal coding agent, and self-managed inference deployments.
Model developer · Research lab · Dover, Delaware (principal place of business listed in its SEC Form D)
Prime Intellect provides GPU compute, a hosted post-training platform (Lab) with an Environments Hub for reinforcement-learning environments, inference, and code sandboxes, and trains open-weight models such as the INTELLECT series. It maintains the open-source prime-rl training framework and the verifiers environment library.
University lab · Research lab · Princeton, New Jersey
Princeton University is a university in Princeton, New Jersey. Researchers at Princeton University and Princeton Language and Intelligence created SWE-bench, a benchmark of real-world GitHub issues for evaluating language models on software engineering tasks.
Model developer · Research lab · Emeryville, California
Profluent is a company in Emeryville, California that trains protein language models and uses them to design proteins, starting with gene editors. Its public releases include the ProGen3 generative models under a non-commercial weights license, the Profluent-E1 encoder models under a permissive license with attribution requirements, and the AI-designed OpenCRISPR-1 gene editor.
Open-source steward
Hosted project of The Linux Foundation
The PyTorch Foundation is a directed fund of The Linux Foundation. It supports the PyTorch framework and other hosted projects, including vLLM, DeepSpeed, Ray, Helion, and Safetensors. It was formed in September 2022, when Meta moved PyTorch to the Linux Foundation.
Chip designer · Developer platform · San Diego, California
Qualcomm develops semiconductors and licenses its patent portfolio. Its annual report names on-device AI among its foundational technologies, including the Hexagon NPU in Snapdragon platforms. It also sells data center products, including rack-scale AI inference accelerators under the Qualcomm Dragonfly brand.
Enterprise software · Open-source steward · Raleigh, North Carolina
Subsidiary of IBM
Red Hat is an enterprise open-source software company, owned by IBM since 2019, whose products include Red Hat Enterprise Linux and Red Hat OpenShift. Its Red Hat AI portfolio covers inference software built on vLLM and llm-d, OpenShift AI, and Red Hat Enterprise Linux AI. In 2025 it launched llm-d, an open-source distributed inference project.
Model developer · Research lab · New York, New York
Reflection AI is an AI company that says it is building open-weight frontier models, along with open-source software and infrastructure for customizing and running them. As of this review it had not published any model weights.
Model developer · Research lab · San Francisco, California
Reka is an AI research lab that develops multimodal models (the Spark, Edge, Flash, and Core lines) that process video, images, audio, and text, and offers them through an API. It also runs Reka Cloud, a platform for serverless inference, dedicated GPU capacity, and model fine-tuning, and it has released some models, including Reka Flash 3 and 3.1, as open weights.
Developer platform · Model developer · Foster City, California
Replit offers a hosted platform, available on the web, desktop, and mobile, where people describe software in natural language and create, publish, and run apps with the help of Replit Agent. It has also published two small code-completion models on Hugging Face.
Model developer · Consumer products · New York, New York
Runway develops generative AI models, including the Gen-4.5 video model and world models such as GWM-1. It offers its own and some third-party models for video, image, and audio work through a creative web and mobile app and through a developer API.
Research lab · Palo Alto, California
Safe Superintelligence Inc. (SSI) is an AI research company that describes a single goal and product: building safe superintelligence. It says it is an American company with offices in Palo Alto and Tel Aviv.
Enterprise software · Model developer · San Francisco, California
Salesforce sells customer relationship management software and related cloud applications, which it now organizes on its AI-based Agentforce 360 Platform for building and running AI agents. Its research group, Salesforce AI Research, publishes models and datasets on Hugging Face.
Chip designer · Hardware manufacturer · San Jose, California
SambaNova builds AI inference infrastructure: Reconfigurable Dataflow Unit (RDU) chips, SambaRack systems, the SambaStack platform for dedicated deployments, and the SambaCloud inference service for open models.
Research lab · Albuquerque, New Mexico
Sandia National Laboratories is a multimission U.S. Department of Energy laboratory with its headquarters in Albuquerque, New Mexico, and a second principal laboratory in Livermore, California. It is managed and operated for DOE's National Nuclear Security Administration by National Technology and Engineering Solutions of Sandia, LLC, a wholly owned subsidiary of Honeywell International Inc. Sandia lists secure AI, computing co-design, and scientific machine learning among its AI research areas.
Data services · Enterprise software · San Francisco, California
Scale AI provides training data, annotation, and human-feedback services for AI model developers, along with model evaluation work and software for building AI agents. It sells to enterprises and to government customers, including national security agencies.
Enterprise software · Model developer · Santa Clara, California
ServiceNow sells the ServiceNow AI Platform, enterprise software for running business workflows, with generative AI tools (Now Assist), AI agents, and AI governance features built in. Its research teams publish the open-weight Apriel language models, and ServiceNow co-stewards the BigCode project with Hugging Face.
Enterprise software · San Francisco, California
Sierra provides a platform on which businesses build and run AI agents for customer service and customer experience, deployed across chat, messaging, email, and voice. It also maintains τ-bench, an open-source benchmark for evaluating customer-service agents.
Chip designer · Santa Clara, California
SiFive designs and licenses processor IP based on the open RISC-V instruction set. Its AI-related products include the SiFive Intelligence family of cores with vector processing and, in the XM series, matrix processing, and it offers the BigSky development server for porting data center software to RISC-V.
Robotics · Model developer · Pittsburgh, Pennsylvania
Skild AI develops the Skild Brain, a robotics foundation model that it describes as able to control many kinds of robots, including quadrupeds, humanoids, tabletop arms, and mobile manipulators. In August 2026 it introduced S1, a manipulation model that learns tasks from video demonstrations.
Data platform · Inference provider · Menlo Park, California (principal executive offices)
Snowflake operates a cloud data platform, which it calls the AI Data Cloud, deployed across multiple public clouds and regions. Its Cortex AI services run large language models from several providers inside the platform, and its research team released the Arctic language model with open weights in 2024.
Model developer · Compute infrastructure · Starbase, Texas
SpaceX reports three business segments: Space (reusable launch vehicles), Connectivity (the Starlink satellite network), and AI. SpaceX acquired xAI in February 2026, and its AI segment covers the Grok models, AI products for consumers and businesses, the X platform, and AI computing infrastructure.
University lab · Research lab · Stanford, California
Stanford University is a university in Stanford, California, founded in 1885 by Leland and Jane Stanford; it admitted its first students in 1891. Its AI research groups include the Center for Research on Foundation Models (CRFM) and the Stanford NLP Group.
Hardware manufacturer · San Jose, California
Supermicro designs and builds servers, storage systems, and switches, and sells rack-scale IT solutions. Its annual report describes rack-scale systems for AI and high-performance computing and liquid cooling, offered through its Data Center Building Block Solutions.
Consumer products · Hardware manufacturer · Austin, Texas
Tesla makes electric vehicles and energy generation and storage products. Its annual report says the company is focused on bringing AI into the real world through products and services such as Full Self-Driving (Supervised) and Robotaxi, and on developing AI robots, including Optimus, which it describes as a general-purpose autonomous humanoid robot.
Open-source steward · San Francisco, California (legal postal address)
The Linux Foundation is a nonprofit that hosts and supports open-source software, hardware, standards, and data projects. Among them is the PyTorch Foundation, which operates as one of its directed funds.
University lab · Research lab · Austin, Texas
The University of Texas at Austin is a public university in Austin, Texas, founded in 1883 and one of the institutions of The University of Texas System. Its AI research groups include the Robot Perception and Learning (RPL) Lab, which works on robot learning and embodied AI and publishes research code in its GitHub organization.
Model developer · Research lab · San Francisco, California
Thinking Machines Lab is an AI research and product company. It runs Tinker, a hosted API for fine-tuning open-weight models, and in July 2026 released the open-weight models Inkling and Inkling-Small.
Hardware manufacturer · Open-source steward · San Diego, California
The tiny corp writes and maintains tinygrad, an MIT-licensed neural network framework, and sells the tinybox, a multi-GPU computer for deep learning.
Inference provider · Compute infrastructure · San Francisco, California
Together AI runs a cloud platform for inference, fine-tuning, and training on open-weight models from many developers, and rents GPU clusters. Its website and APIs are operated by Together Computer, Inc.
Model developer · Developer platform · San Francisco, California
TypeSafe AI is a San Francisco company that develops what it calls System One models, AI models that answer typed questions about supplied input with structured values and probabilities rather than generated text. Its first such model, Jev, launched in early access in September 2026 through a hosted API.
University lab · Research lab · La Jolla, California
UC San Diego is a public university campus of the University of California, located in La Jolla, California, and founded in 1960. Its AI research groups include the Hao AI Lab, which develops and maintains open-source models, evaluations, and systems, including the FastVideo framework for video generation.
University lab · Research lab · Berkeley, California
UC Berkeley is a public university and a campus of the University of California, which was founded in 1868 and moved to its Berkeley campus in 1873. Its AI-related research includes the Sky Computing Lab and the Gorilla project, which runs the Berkeley Function Calling Leaderboard.
University lab · Research lab · Urbana-Champaign, Illinois
The University of Illinois Urbana-Champaign is a public research university with a land-grant mission, founded in 1867 and governed by the Board of Trustees of the University of Illinois. Its AI research groups include U Lab, which maintains LLMRouter, an open-source library for routing requests among large language models.
University lab · Research lab · Seattle, Washington
The University of Washington is a public university founded in 1861, with campuses in Seattle, Bothell, and Tacoma. Washington state law designates it as the state university established in Seattle.
Developer platform · San Francisco, California (owner address in the company's USPTO trademark registration)
Unsloth develops open-source software for fine-tuning, reinforcement learning, and running language, image, audio, and embedding models on local hardware, offered as a Python library (Unsloth Core), a web interface (Unsloth Studio), and a desktop app (Unsloth Desktop).
Developer platform · Cloud provider · San Francisco, California
Vercel operates a cloud platform for building and deploying web applications and AI agents. Its AI offerings include the AI Gateway for calling models from many providers, the v0 app builder, and the open-source AI SDK for TypeScript.
Robotics · Consumer products · Mountain View, California
Subsidiary of Google (Alphabet)
Waymo develops the Waymo Driver, an autonomous driving system, and runs a public, fully autonomous ride-hailing service in U.S. cities. It began as Google's self-driving car project in 2009, became a separate company under Alphabet in 2016, and is reported by Alphabet within its Other Bets.
Developer platform · San Francisco, California
Subsidiary of CoreWeave
Weights & Biases develops an AI developer platform for tracking and comparing machine learning experiments (W&B Models) and for tracing and evaluating LLM applications and agents (W&B Weave), and maintains the open-source wandb Python library. CoreWeave acquired it in May 2025, and its products are now offered within CoreWeave Forge.
Model developer · Research lab · San Francisco, California
World Labs develops world models that generate and reconstruct 3D environments. Its Marble web app and World API create explorable 3D worlds from text, images, video, or panoramas, and it maintains Spark, an open-source renderer for 3D Gaussian splats.
Model developer · Enterprise software · San Francisco, California
Writer is a San Francisco enterprise AI company, founded in 2020, whose platform includes the WRITER Agent, AI Studio, and related tools for business teams. The platform uses Writer's own Palmyra X models by default, and Writer has also published some Palmyra models as downloadable weights on Hugging Face.
Model developer · Consumer products · Palo Alto, California
Subsidiary of SpaceX
xAI develops the Grok family of AI models and offers them through the Grok assistant and a developer API. Since February 2026 it has been a wholly owned subsidiary of SpaceX, whose AI segment also includes the X platform and AI computing infrastructure.
Model developer · Research lab · San Francisco, California
Zyphra is a San Francisco AI company that trains open foundation models, including the Zamba hybrid state-space language models and the ZAYA1 mixture-of-experts models. It also runs Zyphra Cloud, a hosted platform for model inference and GPU compute.
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