Tomba MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Tomba MCP or direct API to find business emails, verify contacts, enrich leads, and automate B2B outreach through natural language.

Tomba logoTomba
Api Key

Tomba is an Email Finder for B2B sales and email marketing. Find and verify professional emails to boost your outreach results.

10 Tools

Try Tomba now

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

TOOL ROUTER PLAYGROUND
Tomba
Try asking
TOOLS

Supported Tools

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

List Lead Attributes

Retrieves all custom lead attributes defined in your Tomba account.

Domain Status

Tool to check if a domain is webmail or disposable.

Delete API Key by ID

Tool to delete an API key by its numeric ID.

List API Keys

Tool to list all API keys.

Create Lead

Create a new lead in Tomba's lead database.

List Leads

Tool to list all leads.

Delete Leads List by ID

Tool to delete a leads list by ID.

List Lead Lists

Tool to list all lead lists.

Update Leads List

Tool to update a leads list's name by ID.

Get Usage Statistics

Tool to get API usage statistics.

SETUP GUIDE

Connect Tomba MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/mcp @ai-sdk/openai
Install the Composio SDK and your agent framework
2

Create a session with MCP enabled

typescript
import { Composio } from "@composio/core";

const composio = new Composio();
const { mcp } = await composio.create("your-user-id", {
  toolkits: ["tomba"],
  mcp: true,
});
Create a session scoped to Tomba and read its MCP URL and headers
3

Connect your agent to the MCP server

typescript
import { createMCPClient } from "@ai-sdk/mcp";
import { openai } from "@ai-sdk/openai";
import { generateText, stepCountIs } from "ai";

const client = await createMCPClient({
  transport: { type: "http", url: mcp.url, headers: mcp.headers },
});

const { text } = await generateText({
  model: openai("gpt-5.6-sol"),
  tools: await client.tools(),
  prompt: "Find verified emails for acme.com sales team",
  stopWhen: stepCountIs(10),
});

console.log(text);
await client.close();
Pass the session's MCP URL and headers to your agent and run a Tomba request
SETUP GUIDE

Connect Tomba API Tool with your Agent

1

Install Composio

typescript
npm install @composio/core @composio/openai openai
Install the Composio SDK, the OpenAI provider, and the OpenAI SDK
2

Create a Composio session

typescript
import OpenAI from "openai";
import { Composio } from "@composio/core";
import { OpenAIResponsesProvider } from "@composio/openai";

const composio = new Composio({ provider: new OpenAIResponsesProvider() });
const client = new OpenAI();

const session = await composio.create("your-user-id", { toolkits: ["tomba"] });
const tools = await session.tools();
Initialize Composio with the OpenAI Responses provider and create a session scoped to Tomba
3

Run Tomba tools with your agent

typescript
let response = await client.responses.create({
  model: "gpt-5.6-sol",
  tools,
  input: [{ role: "user", content: "Find verified emails for acme.com sales team" }],
});

while (response.output.some((o) => o.type === "function_call")) {
  const outputs = await composio.provider.handleToolCalls(session, response.output);
  response = await client.responses.create({
    model: "gpt-5.6-sol",
    tools,
    previous_response_id: response.id,
    input: outputs,
  });
}

console.log(response.output_text);
Send a request, execute the Tomba tool calls through the session, and print the final answer

Why Use Composio?

AI Native Tomba Integration

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

Managed Auth

  • Built-in API key management for Tomba
  • Central place to manage, scope, and revoke Tomba 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 Tomba
  • Scoped, least privilege access to Tomba resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Tomba 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 Tomba.It takes 30 seconds.

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

Start building