Overview
Composio powers tool discovery, execution, authentication, and context management for your AI agents with 800+ toolkits. This reference covers our REST APIs and SDKs.
Quick Reference
- Base URL:
https://backend.composio.dev/api/v3 - Authentication:
x-api-key(project) orx-org-api-key(organization) header - Rate Limits: 20K-100K requests per 10 minutes (plan-dependent)
REST API
| API | Description |
|---|---|
| Tool Router | Session-based API for AI agents to discover and execute tools |
| Tools | List, search, and execute individual actions |
| Connected Accounts | Manage user OAuth connections to apps |
| Auth Configs | Configure how users authenticate to toolkits |
| Triggers | Subscribe to webhooks from connected apps |
| Toolkits | Browse available apps and their tools |