River AI is a Palo Alto–based AI startup founded by former xAI co-founder Igor Babuschkin, building a full-stack platform for custom, open-weight mode…
Naïve builds an autonomous company runtime — AI agent infrastructure that gives agents real-world execution capability across cloud compute, databases…
Intelligence is a San Francisco product lab building large-scale evaluation platforms for frontier AI models, best known for Design Arena — a crowdsou…
Smallest.ai is a full-stack voice AI platform that owns the entire conversational loop, from raw waveform to response, so enterprises can build and sc…
Pangram Labs builds AI-generated content detection systems for text and images, claiming over 99% accuracy on AI-assisted and mixed human-AI writing. …
Fish Audio develops multilingual AI voice generation and voice cloning infrastructure for creators and developers, with text-to-speech APIs and audio …
Etched is an American semiconductor startup building Sohu, an ASIC purpose-built for transformer inference rather than general-purpose GPU compute. Th…
SkyPilot is an AI compute platform that commercializes the popular open-source SkyPilot project developed at UC Berkeley's Sky Computing Lab. It acts …
Infinity is an AI infrastructure company building a universal inference software layer — a CUDA alternative — that makes any AI chip (GPUs, SRAM, mobi…
MicroAGI is a Berlin-based data research lab accelerating embodied AI by recording real-world human task execution through camera-wearing workers, gen…
Runta builds the execution layer for AI agents: isolated, stateful microVM runtimes that let long-running agents run, be governed, and be recorded. Th…
Spectro Cloud builds a unified management platform for Kubernetes, virtual machines, edge computing, and AI/GPU infrastructure across public cloud, pr…
Lyzr builds an enterprise agent infrastructure platform — a full-stack 'Agentic Operating System' for creating, orchestrating, governing, and evaluati…
Ollama is an open model platform that lets developers download, run, and manage large language models locally on their own machines or servers via CLI…
Gradium is a Paris-based AI company building ultra-low latency voice foundation models that enable near-instant, expressive, and multilingual voice AI…
Prime Intellect is an AI infrastructure company that enables training and deploying frontier AI models across decentralized, globally distributed comp…
Bespoke Labs is an applied AI company that builds the reinforcement learning environments, data curation systems, and infrastructure used to train, ev…
Together AI provides an AI-native cloud platform for inference, fine-tuning, GPU clusters, and large-scale model training, helping AI engineers and re…
1001 is a GCC- and London-based deep-tech startup building a localized, sovereign AI operating system for critical physical infrastructure — aviation,…
Scaled Cognition is a reliability-focused AI lab building APT (Agentic Pretrained Transformer), a frontier model purpose-built for enterprise customer…
Netris provides network automation, abstraction, and multi-tenancy (NAAM) software for GPU clouds, AI data centers, and AI factories. Its platform aut…
Mirendil is a San Francisco frontier AI research lab building 'AI that builds AI' — training frontier models that are expert at AI R&D and wrapping th…
RunPod is a GPU cloud infrastructure provider that enables developers, researchers, and AI companies to deploy and scale GPU workloads on demand. The …
Coval is a platform for evaluating AI voice and chat agents by running simulated interactions, adapting testing techniques from self-driving cars to A…
Upscale AI provides high-performance networking solutions for AI infrastructure. The company delivers open-standard connectivity for specialized compu…
Aether AI is a frontier AI research company building causal world models — systems that reason through causal mechanisms rather than statistical corre…
Taste Labs is building the data and infrastructure layer that gives AI models and agents "taste" — the ability to judge subjective quality rather than…
PhysicsX is an AI company accelerating industrial innovation by combining AI-driven multiphysics inference with numerical simulation to improve the de…
ZeroDrift is an AI compliance firewall that enforces regulatory and company-policy rules on AI-generated messages before delivery, blocking, rewriting…
Mecka (Mecka AI) is a New York–based startup building the data engine for Physical AI — it collects real human motion data from body sensors and iPhon…
Inherent is a London-based frontier AI lab building Faraday, an AI system for open-ended scientific discovery where humans and self-improving AI colla…
Semantic KV caching layer built for LLM inference, enabling AI applications to reduce inference costs and latency by reusing cached computation across…
OpenRouter provides developers with seamless access to 500+ AI models through a single unified API, eliminating the need to rewrite code or renegotiat…
Serverless cloud platform for developing, deploying, and scaling AI applications. Developers can run any code in the cloud without managing infrastruc…
Embeddings-based search infrastructure providing a meaning-aware search API for AI applications. Exa trains embedding models to convert web pages into…
NanoClaw is a security-focused, open-source personal AI agent that runs each agent in an isolated Docker/Linux container on Anthropic's Claude Agent S…
Decart is an AI research lab building real-time generative and world models plus the inference stack that runs them. Its products include DOS (a hardw…
Graphon AI is a pre-model intelligence layer that transforms enterprise multimodal data (documents, video, audio, logs, databases) into persistent rel…
Vapi is building the leading developer platform for conversational voice AI agents, abstracting away the complexity of building these agents and manag…
Ethos is an AI-powered expert-matching platform that scours hundreds of millions of profiles to identify niche experts by analyzing their academic wor…
Nace AI builds MetaModel, an AI system that dynamically generates small, task-specific language models for enterprises using a Hypernet architecture t…
Aligned AGI lab building FDM-1, a foundation model optimized for efficient computer use tasks that interact with applications via graphical interfaces…
Ineffable Intelligence is a London-based AI research lab founded in late 2025 by David Silver, former reinforcement learning lead at Google DeepMind a…
Comfy develops ComfyUI, an open-source node-based platform for generative AI that enables creators to build visual AI workflows, used by over 1 millio…
Shade is an AI-native unified file system for creative and post-production teams, combining cloud storage, real-time large-file streaming into editing…
AI research lab building self-learning expert agents that continuously adapt and develop domain expertise through experience rather than static traini…
Creao AI is an agentic AI platform where AI super agents autonomously execute tasks, write code, call APIs, and deliver reusable automation workflows.…
AfterQuery is a San Francisco-based applied research lab that builds expert-curated AI training datasets and model evaluation suites for frontier AI l…
Applied Compute is a San Francisco-based AI startup founded by former OpenAI researchers that builds 'Specific Intelligence' — proprietary AI agents t…
Mistral AI is a French AI company building fast, open-source, and secure large language models for developers and enterprises. Known for efficient, hi…
Sycamore is a Palo Alto AI infrastructure startup building a trusted agent operating system that enables enterprises to deploy, govern, and orchestrat…
AI video research lab and creator platform building full-stack foundation models for short-form video creation, editing, and marketing. Formerly known…
Respan (formerly Keywords AI, YC W24) is an AI observability and LLM engineering platform that lets teams trace, evaluate, and improve AI agents. It c…
Sequen provides real-time search, ranking, recommendation, and personalization infrastructure for consumer-internet and e-commerce companies. Its plat…
Gumloop is a no-code AI automation platform that enables users to build and deploy AI-powered business workflows through drag-and-drop modular compone…
AMI Labs is a frontier AI research lab building world-model-based intelligence systems with planning, memory, and safety controls for real-world appli…
Guild.ai is a San Francisco company building a control plane for AI agents in the enterprise. The platform lets teams build, deploy, govern, and share…
Encord is a data development platform for AI that helps teams curate, manage, and label training data at scale. The company serves 300+ AI teams inclu…
Layercode provides voice AI infrastructure for developers, enabling production-ready, low-latency voice AI agents using TypeScript. The platform handl…
World Labs is advancing spatial intelligence by building foundational AI models that can perceive, generate, and interact with 3D worlds. Founded by A…
Fundamental builds large tabular models and enterprise AI infrastructure for prediction and analysis on complex business data, focused on tabular reas…
Goodfire is an AI interpretability research company focused on understanding and designing AI systems through its flagship platform Ember, which decod…
ElevenLabs is the leading AI voice technology platform, offering ultra-realistic text-to-speech, voice cloning, and audio AI tools used by content cre…
AI research company building adaptive models that learn continuously without expensive retraining, using less computing power than leading AI models, …
Langbase is a serverless AI developer platform for building, deploying, and scaling AI agents. It processes 700TB+ of vector memory and billions of AI…
poetiq is an AI research and engineering company building reasoning systems and self-improving intelligence infrastructure, founded by former Google D…
Fiddler AI provides an AI observability and governance platform for monitoring model performance, drift, bias, and risk across machine learning and ge…
Frontier AI research lab building next-generation AI models for semiconductor design. Develops recursive self-improvement cycle where AI designs silic…
AI video generation platform that transforms text into professional videos using customizable avatars and voiceovers in over 140 languages, serving en…
LiveKit is an open-source infrastructure platform for building realtime voice, video, and AI agent applications. Their platform powers products like O…
Bolna is a voice AI platform that lets businesses design, deploy, and manage AI phone agents for outbound and inbound calls across sales, collections,…
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-ho…
Enterprise-grade platform running powerful AI on local devices without cloud dependency, enabling companies to work with sophisticated AI models while…
Protege operates a governed marketplace platform for ethical sourcing of multimodal, real-world AI training data with compliant data exchange capabili…
LMArena develops and operates large-model evaluation infrastructure, including comparative benchmarks and community-driven testing workflows for front…
General Intuition is a public-benefit frontier research lab building foundation models for environments that require deep spatial and temporal reasoni…