Four doors into Onegent.
Same engine, four integration surfaces. Pick the one that fits how your agent already talks to the world.
REST
API Reference
Every endpoint under /api/v1, with schemas, error codes, the job lifecycle diagram, and full curl quickstart.
~12 min
OAuth 2.0 · IdP
OAuth integration
Plug Onegent into your custom AI agent — discovery, DCR or pre-registered clients, authorization code + PKCE, token rotation, scopes, and worked TS / Python / curl samples.
~15 min
MCP · stdio
Claude Desktop
Install the @onegent/mcp-server in claude_desktop_config.json. First booking walkthrough, status timeline, payment-safety primer.
~6 min
MCP · streamable HTTP
ChatGPT Apps
Two paths: the Apps SDK preview (recommended long-term) and the Custom GPT Action with inline OpenAPI spec for immediate use.
~8 min