litellm.ai
LiteLLM is an AI gateway that provides a unified interface for calling many LLM providers and related model capabilities through OpenAI-compatible and gateway-specific endpoints. It also includes MCP gateway features for exposing and using tools through the Model Context Protocol.
LiteLLM exposes a documented HTTP API gateway, an MCP gateway endpoint, and a `lite` CLI; all documented developer surfaces authenticate with a LiteLLM virtual API key.
- LiteLLM APIdiscovered
- lite CLIdiscovered
Create a virtual key from the LiteLLM proxy admin UI linked from the Swagger UI (/ui), or use the LiteLLM Proxy CLI key-management commands against your proxy. The CLI docs show the client authenticating with LITELLM_PROXY_URL and LITELLM_PROXY_API_KEY, and the gateway auth docs describe sending the key as Authorization: Bearer sk-... or x-litellm-api-key: Bearer sk-....
conventions · 0/7 published
- integrations.json——
- llms.txt✗
/llms.txt - API catalog✗
/.well-known/api-catalog - OpenAPI document✗
/api/schema/, /openapi.json, /swagger.json, /api/openapi.json, or /v1/openapi.json - MCP server card✗
/.well-known/mcp/server-card.json - OAuth protected resource✗
/.well-known/oauth-protected-resource - Agent card✗
/.well-known/agent-card.json - Agent skills✗
/.well-known/agent-skills/index.json
Publish these signals → /publishing