Fullenrich MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Fullenrich MCP or direct API to enrich leads, find verified emails, lookup phone numbers, and streamline sales prospecting through natural language.

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Api Key

FullEnrich is a B2B contact enrichment platform that aggregates emails and phone numbers from 15+ data vendors. Instantly find and verify lead contact data to boost your outreach.

9 Tools

Try Fullenrich now

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 Fullenrich action and event your agent gets out of the box.

Create Contact Data List

Tool to create a list of contact data entries.

Get current credit balance

Tool to retrieve current workspace credit balance.

Get Bulk Enrichment Result

Tool to retrieve results of a bulk enrichment by enrichment ID.

Get Reverse Email Result

Tool to retrieve results from a reverse email lookup operation using reverse email ID.

Reverse Email Lookup

Tool to perform bulk reverse email lookup to retrieve full person and company profile from work or personal email addresses.

Search Company

Tool to search for companies based on filters including name, domain, industry, type, headquarters location, headcount, and founded year.

Search People

Tool to search for people based on filters including company, location, skills, position titles, and seniority levels.

Start Bulk Enrichment

Tool to start a bulk enrichment job.

Verify API Key

Tool to check if your API key is valid and return the associated workspace ID.

SETUP GUIDE

Connect Fullenrich 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: 'Start a bulk enrichment job for 10 sales leads' }],
  stopWhen: stepCountIs(5)
});

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

Connect Fullenrich 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 Fullenrich 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: 'Enrich email and phone for company leads from uploaded CSV'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Fullenrich actions with your Agent

Why Use Composio?

AI Native Fullenrich Integration

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

Managed Auth

  • Built-in API key handling with secure storage
  • Central place to manage, scope, and revoke Fullenrich 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 Fullenrich
  • Scoped, least privilege access to Fullenrich resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Fullenrich 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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Managed auth, hosted MCP servers, and every Fullenrich tool your agent needs.Free to start.

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