AI Native Missive Integration
- Supports both Missive MCP and direct API based integrations
- Structured, LLM-friendly schemas for reliable tool execution
- Rich coverage for reading, writing, and querying your Missive data
- Builders & DevelopersCOMPOSIOFOR YOUGive Claude, codex, or any harness secure access to 1000+ tools
## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.
DEVELOPER PLATFORMSDKs, tool execution, and auth infrastructure to ship agentsCLIOne command to add tools and auth to your coding agent - TOOLKITS
- BLOG
- DOCS
Missive MCP for AI Agents
Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Missive MCP or direct API to triage emails, send team replies, manage shared labels, and automate chat tasks through natural language.
Api Key
Missive is a collaborative email and chat app for teams to manage conversations and tasks together. It helps streamline team inboxes, shared labels, and internal discussion in one place.
40 Tools
Try Missive now
Type what you want done — sign in and watch it run live in the Tool Router playground.
TOOL ROUTER PLAYGROUND
Missive
Enter ↵
Try asking
TOOLS
Supported Tools
Every Missive action and event your agent gets out of the box.
SETUP GUIDE
Connect Missive MCP Tool with your Agent
1
Install Composio
typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcpInstall the Composio SDK and Claude Agent SDK
2
Create Tool Router Session
typescript
import { Composio } from '@composio/core';
const composio = new Composio({ apiKey: 'your-api-key' });
console.log("Creating Tool Router session...");
const { mcp } = await composio.create('your-user-id');
console.log(`Tool Router session created: ${mcp.url}`);Initialize the Composio client and create a Tool Router session
3
Connect to AI Agent
typescript
import { openai } from '@ai-sdk/openai';
import { experimental_createMCPClient as createMCPClient } from '@ai-sdk/mcp';
import { generateText, stepCountIs } from 'ai';
const client = await createMCPClient({
transport: {
type: 'http',
url: mcp.url,
headers: { 'x-api-key': 'your-composio-api-key' }
}
});
const tools = await client.tools();
const { text } = await generateText({
model: openai('gpt-4o'),
tools,
messages: [{ role: 'user', content: 'Create a new draft email to marketing team about product launch' }],
stopWhen: stepCountIs( 5 )
});
console.log(`Agent: ${text}`);Use the MCP server with your AI agent
SETUP GUIDE
Connect Missive API Tool with your Agent
1
Install Composio
typescript
npm install @composio/openaiInstall the Composio SDK
2
Initialize Composio and Create Tool Router Session
typescript
import OpenAI from 'openai';
import { Composio } from '@composio/core';
import { OpenAIResponsesProvider } from '@composio/openai';
const composio = new Composio({
provider: new OpenAIResponsesProvider(),
});
const openai = new OpenAI({});
const session = await composio.create('your-user-id');Import and initialize Composio client, then create a Tool Router session
3
Execute Missive Tools via Tool Router with Your Agent
typescript
const tools = session.tools;
const response = await openai.responses.create({
model: 'gpt-4.1',
tools: tools,
input: [{
role: 'user',
content: 'List all team members in the "Support" team'
}],
});
const result = await composio.provider.handleToolCalls(
'your-user-id',
response.output
);
console.log(result);Get tools from Tool Router session and execute Missive actions with your Agent
Why Use Composio?
Managed Auth
- Built-in OAuth handling with automatic token refresh and rotation
- Central place to manage, scope, and revoke Missive access
- Per user and per environment credentials instead of hard-coded keys
Agent Optimized Design
- Tools are tuned using real error and success rates to improve reliability over time
- Comprehensive execution logs so you always know what ran, when, and on whose behalf
Enterprise Grade Security
- Fine-grained RBAC so you control which agents and users can access Missive
- Scoped, least privilege access to Missive resources
- Full audit trail of agent actions to support review and compliance
FRAMEWORKS
Use Missive with any AI Agent Framework
Choose a Framework you want to connect Missive with
OpenAI Agents SDK
Use Missive MCP with OpenAI Agents SDK
Claude Agents SDK
Use Missive MCP with Claude Agents SDK
Claude Code
Use Missive MCP with Claude Code
Claude Cowork
Use Missive MCP with Claude Cowork
Codex
Use Missive MCP with Codex
OpenClaw
Use Missive MCP with OpenClaw
Hermes
Use Missive MCP with Hermes
Google ADK
Use Missive MCP with Google ADK
Langchain
Use Missive MCP with Langchain
AI SDK
Use Missive MCP with AI SDK
Mastra AI
Use Missive MCP with Mastra AI
LlamaIndex
Use Missive MCP with LlamaIndex
CrewAI
Use Missive MCP with CrewAI
Pydantic AI
Use Missive MCP with Pydantic AI
Autogen
Use Missive MCP with Autogen
MORE TOOLKITS
Explore Other Toolkits
Gmail
Oauth2
Gmail is Google's email service with powerful spam protection, search, and G Suite integration. It keeps your inbox organized and makes communication fast and reliable.
Outlook
Oauth2S2s Oauth2
Outlook is Microsoft's email and calendaring platform for unified communications and scheduling. It helps users stay organized with powerful email, contacts, and calendar management.
Slack
Oauth2
Slack is a channel-based messaging platform for teams and organizations. It helps people collaborate in real time, share files, and connect all their tools in one place.
Gong
BasicOauth2
Gong is a platform for video meetings, call recording, and team collaboration. It helps teams capture conversations, analyze calls, and turn insights into action.
FAQ
Frequently asked questions
Yes, Missive requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.
Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.
Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.
Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.
Start with Missive.It takes 30 seconds.
Managed auth, hosted MCP servers, and every Missive tool your agent needs.Free to start.
## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.Start building