API overview
Start agent sessions and manage agents with the CLI, Python, TypeScript, or curl.
Guides
Quick start
Start your first agent session
AuthenticationCreate and use an API key
Python SDKHandles, streaming, and typed errors
TypeScript SDKHandles, streaming, and typed errors
MCP serverUse Ellipsis from Claude Code or Codex
CLICommands and flags
Session eventsEvery event a session emits