Composio

Composio is an integration platform designed to let AI agents and backend systems securely interact with over 1,000 third-party applications in a controlled, just-in-time manner. Its primary purpose is to provide a unified, programmable interface for triggering actions, retrieving data, and orchestrating workflows across SaaS tools without exposing long-lived credentials or compromising security. By abstracting away complex auth flows and execution environments, Composio enables developers to focus on logic rather than integration plumbing.

Key capabilities include secure delegated authentication, allowing users to grant scoped, revocable access to their accounts in external apps without sharing passwords or API keys. Just-in-time tool calls ensure that actions are executed only when needed, with sandboxed environments isolating each execution to contain side effects and protect sensitive data. Composio supports parallel execution across multiple apps and workflows, improving performance for complex automations and multi-step operations. A standardized API surface and schema help normalize interactions with heterogeneous services, reducing the need for custom connectors and brittle, app-specific code.