AI Native Docupost Integration
- Supports both Docupost MCP and direct API based integrations
- Structured, LLM-friendly schemas for reliable tool execution
- Rich coverage for reading, sending, and managing your Docupost mailings
## 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.
Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Docupost MCP or direct API to send physical letters, automate postcard mailings, track delivery status, and manage mailing templates through natural language.
Docupost is a print and mail service that lets you send digital files as physical letters or postcards via USPS. Instantly automate offline mailings without manual printing or trips to the post office.
Type what you want done — sign in and watch it run live in the Tool Router playground.
Every Docupost action and event your agent gets out of the box.
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcpimport { 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}`);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: 'Send a letter to Jane Smith at 123 Oak St, Springfield with attached PDF invoice.' }],
stopWhen: stepCountIs( 5 )
});
console.log(`Agent: ${text}`);npm install @composio/openaiimport 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');const tools = session.tools;
const response = await openai.responses.create({
model: 'gpt-4.1',
tools: tools,
input: [{
role: 'user',
content: 'Send a letter with my PDF invoice to 123 Main St in New York.'
}],
});
const result = await composio.provider.handleToolCalls(
'your-user-id',
response.output
);
console.log(result);Choose a Framework you want to connect Docupost with
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Give your team centralized access control across every framework with Composio’s MCP Gateway.
EXPLORE MCP GATEWAYGoogle Drive is a cloud storage platform for uploading, sharing, and collaborating on files. It's perfect for keeping your documents accessible and organized across devices.
Google Docs is a cloud-based word processor that enables document creation and real-time collaboration. Its seamless sharing and version history make team editing and content management a breeze.
Google Super is an all-in-one suite combining Gmail, Drive, Calendar, Sheets, Analytics, and more. It gives you a unified platform to manage your digital life, boosting productivity and organization.
ActiveMerge is a document automation platform for generating documents, images, merged files, and e-signature workflows. It helps teams turn templates and stored files into finished, shareable documents faster.
Yes. Composio is SOC 2 Type II compliant and is built to keep your Docupost connection and credentials secure. OAuth tokens and API keys are encrypted, and sensitive customer data is protected at rest and in transit.
Composio also undergoes independent security testing and continuously monitors its systems for security threats. You can review the latest reports and policies in the Composio Trust Center.
Built-in connectors usually give one AI access to a limited set of apps. Many people use Composio because it lets their AI connect to more apps than it normally supports, or connect to multiple accounts for the same app (e.g. connect Claude to multiple Docupost accounts).
With Composio, you connect Docupost once and then use it across different AI assistants without setting it up separately in each one. Connect your apps to Composio once, then connect Composio to whichever AI you use, whether that's Claude, ChatGPT, Hermes, or your own custom assistant.
Managed auth, hosted MCP servers, and every Docupost 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