AI Companies by Category
GROUNDING tracks 599 AI-industry companies, organized here into categories so you can browse a sector rather than an alphabetical list.
- Foundation Model & Frontier AI Labs (7) — Builds general-purpose frontier LLMs and the research behind them.
- AI Chips & Semiconductor Hardware (2) — Designs or fabricates silicon for AI training or inference.
- Cloud, GPU & Compute Infrastructure (8) — Rents cloud or GPU capacity for training and running AI workloads.
- Model Hosting, Inference & API Gateways (3) — Serves third-party models via a hosted API rather than training its own.
- Open-Source Frameworks & Local Tooling (7) — Publishes open libraries, runtimes, or infrastructure for building or running models.
- AI Coding Assistants & Dev Tools (5) — Builds products that write, edit, review, or navigate code.
- LLMOps, Observability & Evals (1) — Builds monitoring, evaluation, or tracing tools for LLM systems in production.
- Industry AI Applications (1) — Builds an AI product for one specific industry (legal, health, finance, etc.).
- Horizontal Enterprise AI Applications (1) — Builds cross-industry enterprise AI products (search, writing, support, etc.).
- Research Labs & Nonprofits (7) — Academic or nonprofit AI research organization (not a commercial product company).
- Media, Analysts & Investors (3) — Covers, analyzes, or funds the AI industry rather than building AI products.
- Other AI Ecosystem (554) — Companies that don’t fit a more specific tracked sector.