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Reference Architecture

The AI-Native Stack

Every layer an AI application touches, in the order a user request flows through it. AI-native layers sit among traditional infrastructure. Vendors are ranked by how many of the 1636 companies we track use them.

329
AI-native vendors
2244
Traditional vendors
60%
Use a foundation model
3.8
Avg AI vendors per AI user
Developer Platform Communications CRM & Support Analytics & BI Billing & Payments Data Pipeline Databases Observability Evals & Testing AI Observability Image & Video Generation Voice & Speech AI Guardrails & Safety Browser Automation Code Execution AI Compute Foundation Models Model Serving Memory & State RAG & Retrieval Vector Databases Embeddings Agent Frameworks Auth & Identity Cloud & Networking

AIAI-native layerTraditional infrastructure

AI-Native
2 vendors

See real stacks in production

Browse which AI companies use which combination of these layers.