Composio
1,000+ pre-authenticated toolkits for production AI agents
The most complete integration platform for agentic AI today. If you need per-user OAuth, event triggers, and 1,000+ tools across any framework, Composio saves months of plumbing. Not for simple single-tool agents or no-code audiences.
Verified 17d ago · liveness 95/100 · cite: rightaichoice.com/tools/composio
- Developers building AI agents that need to act on external apps with per-user auth
- Teams shipping production agents requiring real-time event triggers from SaaS tools
- Quick prototyping with 1,000+ pre-connected tools across frameworks
- Building multi-step agent workflows with LangChain, CrewAI, or LlamaIndex
- Simple single-tool agents where built-in SDK auth is sufficient
- Scenarios requiring deep customization of a specific integration
- No-code automation only users (Zapier/Make may be better fit)
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Skip Composio if you only need one or two integrations and your framework's built-in auth is enough.
Usage-based pricing kicks in after the Free tier, so heavy API calls can rack up costs unexpectedly.
Free tier offers 1,000+ toolkits but higher rate limits and support require paid plans (Hobbyist, Pro, Enterprise). For small teams, the Free tier is generous; at scale, Composio is cheaper than building custom auth for each integration yourself.
In short
Composio — 1,000+ pre-authenticated toolkits for production AI agents. Best for Developers building AI agents that need to act on external apps with per-user auth, Teams shipping production agents requiring real-time event triggers from SaaS tools, Quick prototyping with 1,000+ pre-connected tools across frameworks. Free to use.
What's new in Composio
Checked 5 days agoAcross the latest 2 updates: 2 feature updates.
Python SDK 0.18.0 hardens file uploads and provider schemas
Python SDK 0.18.0 blocks private URL uploads, redacts secrets in telemetry, aligns trigger creation with backend, and fixes schema compatibility for multiple providers.
TypeScript SDK 0.14.0 hardens file uploads and tool execution
TypeScript SDK 0.14.0 rejects private URL uploads, redacts secrets in telemetry, prevents duplicate tool side effects after retries, and aligns trigger creation with backend.
Viability Score
How likely is Composio to still be operational in 12 months? Based on 4 signals — momentum (how recently it shipped), wrapper dependency, revenue model, and web presence.
Last calculated: July 2026
How we score →Key Features
- 1,000+ pre-authenticated toolkits across apps
- Smart tool search resolves tools by intent
- Per-user OAuth and API key management with auto-refresh
- Automatic token refresh and scoping
- Event triggers and webhooks for real-time agent actions
- Programmable sandbox workbench pre-wired with connected accounts
- TypeScript and Python SDKs for agent building
- CLI for account management and tool execution from terminal
- MCP client support for Claude Code, Cursor, etc.
- Framework integrations: Anthropic, OpenAI, Vercel AI, LangChain, CrewAI, LlamaIndex, Mastra
- Session configuration and customization per end-user
- Proxy execute with 250MB cap (v3.1) for remote code execution
- Revoke OAuth 2.0 tokens endpoint for account disconnection
- Observability and debugging tools for agent behavior
- PostHog per-connection data region support (US/EU Cloud)
About Composio
Composio is a developer platform that gives AI agents instant access to over 1,000 pre-authenticated toolkits. It handles OAuth flows, per-user sessions, event triggers, and a sandboxed workbench, so you can focus on agent logic instead of plumbing. Designed for teams shipping production agents with Anthropic, OpenAI, LangChain, CrewAI, or any MCP-compatible client. Key features include smart tool search that resolves tools by intent, automatic OAuth/API key refresh per end-user, event subscriptions via triggers, and a programmable workbench with connected accounts. The platform provides TypeScript/Python SDKs, a CLI, and MCP client support. Recent updates added PostHog per-connection data regions, MCP route authentication, and per-IP rate limiting. For simple single-tool agents or no-code users, simpler alternatives like Zapier might be a better fit.
Behind the Verdict
Composio is a must-have for any dev team building multi-tool AI agents that need per-user auth. The 1,000+ pre-authenticated toolkits cover everything from Slack to Stripe, and the framework-agnostic SDKs (Python/TS) work with Anthropic, OpenAI, LangChain, and more. The recent PostHog per-connection data regions and MCP route auth show real attention to security. Where it bites: the sandbox workbench has a 250MB cap on proxy execute, and you still need to build your own UI for admin dashboards. Compared to alternatives like Toolhouse or Browserbase, Composio's pre-built toolkit catalog is larger, but those might offer lighter-weight options if you only need raw computer or browser actions. Real-world caveat: onboarding is straightforward for TS/TSX users, but Python docs sometimes lag. We'd reach for this when shipping a multi-tenant agent SaaS where every user connects their own Slack, Gmail, and Linear. Not for single-tool agents or no-code builders.
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Real-world workflow fit
Concrete scenarios for the personas Composio actually fits — and what changes day-one when you adopt it.
Connect Slack and Gmail accounts, set up a trigger for new Slack messages, and execute actions in Gmail via the workbench.
Outcome: Agent reads Slack mentions and sends email summaries automatically.
Use Composio SDK to add 50+ toolkits with per-user OAuth, then orchestrate with LangChain.
Outcome: Agents act on each user's data without building auth from scratch.
Use Cases
- Ship a sales agent that reads Gmail, updates HubSpot, and posts summaries to Slack.
- Add 50 SaaS tools to an existing LangChain agent in one afternoon.
- Build a per-user assistant that can act on each user's own Google Drive and Calendar safely.
- Create a GitHub triage agent that labels issues, comments, and opens PRs.
- Set up a customer support agent that queries Salesforce, creates Jira tickets, and sends updates via Slack.
- Automate lead enrichment by scraping LinkedIn and updating CRM via HubSpot.
- Monitor Slack channels and escalate urgent messages to PagerDuty.
Limitations
- Proxy Execute has a 250MB payload cap (v3.1).
- Per-IP rate limits apply (June 2026).
- As a third-party auth layer, regulatory consideration may be needed in compliance-heavy domains; PostHog data regions support US/EU Cloud per connection (June 2026).
- Token revocation is available via a dedicated endpoint (May 2026), but effectiveness depends on the provider.
as of 2026-07-02
12-month cost
Project the real annual outlay, including the implied monthly cost when only an annual tier is published.
Vendor list price only. Add-on usage, seat overages, and contract minimums are surfaced under Hidden costs & gotchas.
Plans compared
For each published Composio tier: who it actually fits, and what it adds vs. the previous tier. Cross-reference the cost calculator above for projected annual outlay.
Free
$0/mo
Ideal for
Individual developer prototyping an AI agent with 1,000+ toolkits and basic event triggers.
What this tier adds
Starting tier with full toolkit access but lower rate limits and no priority support.
Hobbyist
Usage-based
Ideal for
Solo dev or small team building a production agent with higher rate limits and analytics.
What this tier adds
Higher rate limits, advanced analytics, and priority support over Free.
Pro
Usage-based
Ideal for
Professional developers needing dedicated support and custom integrations for client projects.
What this tier adds
Dedicated support, custom integrations, and SLA over Hobbyist.
Enterprise
Custom
Ideal for
Large organizations requiring on-prem deployment, custom data regions, and audit logs.
What this tier adds
On-premise deployment, custom data regions, audit logs, and dedicated account manager over Pro.
Where the pricing makes sense
The company stage and team size where Composio's pricing actually pencils out — and where peers do it cheaper.
Free tier offers 1,000+ toolkits but higher rate limits and support require paid plans (Hobbyist, Pro, Enterprise). For small teams, the Free tier is generous; at scale, Composio is cheaper than building custom auth for each integration yourself.
Setup time & first value
How long it actually takes to get something useful out of Composio — broken out by persona, not the marketing-page minute.
For a developer familiar with the framework: connect your first account via CLI or SDK in under 5 minutes. A working agent with multiple integrations can be built in an afternoon.
Switching to or from Composio
How to bring data in from common predecessors and how to get it back out — written for the switcher, not the buyer.
- →From custom auth code: replace your OAuth/API key handling with Composio's managed auth and SDK.
- ↗To custom solution: export connected accounts via API, then remove Composio dependency.
Integrations
Resources & Guides
- Resourcedocs.composio.dev
Welcome
Composio is the home for AI agents — 1000+ toolkits, per-user sessions, authentication, triggers, and a workbench to help you build agents that turn intent into action.
- Quickstartdocs.composio.dev
Welcome
Composio is the home for AI agents — 1000+ toolkits, per-user sessions, authentication, triggers, and a workbench to help you build agents that turn intent into action.
- Resourcedocs.composio.dev
Cookbooks
Real-world examples and use cases for Composio
- Resourcedocs.composio.dev
API Reference
REST API and SDK reference for Composio
- Resourcedocs.composio.dev
Changelog
Latest updates and announcements for Composio
Official links
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