LLM providers, vector databases, and the emerging AI tech stack
468 of 485 companies (96%) are AI/ML-related based on product description and vendor analysis.

OpenAI dominates as the LLM provider of choice, but Anthropic and Google are gaining ground. A small number of companies run self-hosted models (Llama/FIXIE).


| Layer | Dominant | Alternatives |
|---|---|---|
| LLM API | OpenAI | Anthropic, Google Gemini, Perplexity |
| Voice AI | ElevenLabs + Twilio | Deepgram, AssemblyAI |
| Vector DB | Pinecone | Weaviate, Qdrant, pgvector |
| ML Inference | Modal, Baseten | Replicate, SageMaker |
| Auth | Clerk, STYTCH | Auth0, Okta |



Generated from ai/ml infrastructure module · 485 SOC 2 compliance reports · 2026-03-24