Taggun MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Taggun MCP or direct API to extract receipt details, parse transaction data, automate expense categorization, and validate scanned receipts through natural language.

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Api Key

Taggun is a real-time receipt OCR API for extracting structured data from receipt images. Instantly turn receipts into actionable data for expense management and automation.

14 Tools

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Type what you want done — sign in and watch it run live in the Tool Router playground.

TOOL ROUTER PLAYGROUND
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TOOLS

Supported Tools

Every Taggun action and event your agent gets out of the box.

Add Merchant Name

Tool to add a merchant name keyword to your account's model for predicting merchant names.

Export Known Merchants

Export the complete list of known merchants used for merchant name normalization in Taggun.

Export Known Product Codes

Export the complete list of known product codes used for product normalization and matching in Taggun.

Export Product Categories

Export a list of product categories and descriptions used for product categorization in CSV format.

Generate Merchants CSV

Generate a CSV file with mock merchant data for testing purposes.

Import Known Merchants

Import a list of merchant names and addresses to normalize and match in CSV or TSV format.

Import Known Product Codes

Tool to import a list of product codes in CSV or TSV format for normalization and matching.

Import Product Categories

Import a list of product categories and descriptions for product categorization.

Transcribe Receipt from Base64 Encoded Image

Extract structured data from a receipt or invoice using base64 encoded image data.

Transcribe Receipt Encoded Verbose

Tool to transcribe a receipt using base64 encoded image in JSON payload and return detailed results.

Transcribe Receipt File (Simple)

Tool to upload a receipt or invoice image file and extract basic data including merchant name, total amount, tax amount, and date.

Process Receipt via URL

Extract structured data from a receipt or invoice image using OCR.

URL Validation

Tool to extract and validate receipt data from a URL.

URL Verbose

Tool to process a receipt or invoice from a URL for detailed data extraction.

SETUP GUIDE

Connect Taggun MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcp
Install 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: 'Extract line items from this receipt image URL: https://example.com/receipt.jpg' }],
  stopWhen: stepCountIs( 5 )
});

console.log(`Agent: ${text}`);
Use the MCP server with your AI agent
SETUP GUIDE

Connect Taggun API Tool with your Agent

1

Install Composio

typescript
npm install @composio/openai
Install 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 Taggun 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: 'Extract all line items and total from this receipt image URL: https://example.com/receipt.jpg'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Taggun actions with your Agent

Why Use Composio?

AI Native Taggun Integration

  • Supports both Taggun MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Taggun data

Managed Auth

  • Built-in OAuth handling with automatic token refresh and rotation
  • Central place to manage, scope, and revoke Taggun 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 Taggun
  • Scoped, least privilege access to Taggun resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Taggun 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.

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