# Fact0 Documentation

> Universal fact layer with tamper-evident audit logs and execution telemetry for AI agents.

## Quick links

- [Welcome](/introduction)
- [Fact0 Platform](/platform/overview)
- [Quickstart](/quickstart)
- [Audit vs telemetry](/concepts/audit-vs-telemetry)

## SDKs

- [SDK overview](/sdk/overview) - versions, env vars, API base URL
- Python: `pip install fact0-sdk` - [docs](/sdk/python/installation)
- TypeScript: `npm install @fact0/sdk` - [docs](/sdk/typescript/installation)
- Go: `go get github.com/fact0-ai/fact0-go` - [docs](/sdk/go/installation)

API base URL: `https://api.fact0.io`

## Integrations

- [Overview](/integrations/overview)
- **OpenTelemetry native**: OTLP/gRPC on `:4317` and OTLP/HTTP at `/v1/otlp/v1/traces` - [docs](/integrations/opentelemetry)
- Agent frameworks: [LangChain](/integrations/langchain) · [LangGraph](/integrations/langgraph) · [LlamaIndex](/integrations/llamaindex) · [CrewAI](/integrations/crewai) · [AutoGen](/integrations/autogen) · [Agno](/integrations/agno) · [CAMEL AI](/integrations/camel-ai) · [OpenAI Agents SDK](/integrations/openai-agents-sdk) · [Google ADK](/integrations/google-adk) · [Mastra](/integrations/mastra) · [Vercel AI SDK](/integrations/vercel-ai-sdk) · [ChatDev](/integrations/chatdev)
- Web frameworks: [FastAPI](/integrations/fastapi) · [Next.js](/integrations/nextjs) · [Express](/integrations/express)

## Guides

- [Compliance](/guides/compliance)
- [Security](/guides/security)
- [Rate limits](/guides/rate-limits)

## API reference

- [Audit API](/api-reference/audit-api)
- [Telemetry API](/api-reference/telemetry-api)

## LLM integration

For AI coding assistants, use this docs site or `/llms-full.txt` for a machine-readable reference.