Email

Hunter.io MCP Server

Connect your account, then chat with AI to run tools.

Hunter.io finds and verifies professional email addresses. Search by domain to discover contacts, verify individual emails, or check your account usage.

Managed
4 tools
Agent guide included

Opens MCPBundles Studio with this server selected. After sign-in, chat and run tools from the same thread.

Browse all tools

AI Skill
SKILL.md

Domain knowledge for Hunter.io — workflow patterns, data models, and gotchas for your AI agent.

Hunter.io

Hunter.io finds and verifies professional email addresses associated with domains.

Data Model

  • Domain Search — find email addresses associated with a domain.
  • Email Finder — find the email address of a specific person at a company.
  • Email Verifier — verify the deliverability of an email address.
  • Account — check API usage, credits remaining.

Gotchas

  • Entry quotas: 50 searches/month and 100 verifications/month on standard vendor access (vendor-documented).
  • Rate limit: 10 requests/second on standard access.
  • Domain search: Returns up to 10 emails per request on standard access.

Tools in this Server (4)

Hunter Io Find Email

Find the most likely email address of a person given their first name, last name, and company domain. Returns the email with a confidence score.

Hunter Io Get Account

Get Hunter.io account information including plan details, remaining credits for searches and verifications, and reset date.

Hunter Io Search Domain

Search for email addresses associated with a domain. Returns a list of emails found, along with their confidence score, position, and sources.

Hunter Io Verify Email

Verify the deliverability of an email address. Returns the verification status (valid, invalid, accept_all, webmail, disposable, unknown) and detailed...

Frequently Asked Questions

What is the Hunter.io MCP server?

Hunter.io finds and verifies professional email addresses. Search by domain to discover contacts, verify individual emails, or check your account usage. It provides 4 tools that AI agents can use through the Model Context Protocol (MCP).

How do I connect Hunter.io to my AI agent?

Add the MCPBundles server URL to your MCP client configuration (Claude Desktop, Cursor, VS Code, etc.). The URL format is: https://mcp.mcpbundles.com/bundle/hunter-io. Authentication is handled automatically.

How many tools does Hunter.io provide?

Hunter.io provides 4 tools that can be called by AI agents, along with a SKILL.md that gives your AI agent domain knowledge about when and how to use them.

What authentication does Hunter.io require?

Hunter.io uses API Key. Hunter.io requires credentials. Connect via MCPBundles and authentication is handled automatically.

Setup Instructions

Connect Hunter.io to any MCP client in minutes

MCP URL
https://mcp.mcpbundles.com/bundle/hunter-io

One-click install:

The link prefills the Add custom connector dialog — you still review the values and click Add, then Connect to complete OAuth.

Or add manually

  1. Open claude.ai → Settings → Connectors.
  2. Click the + button and choose Add custom connector.
  3. Set Name to Hunter.io and paste the MCP URL into Remote MCP server URL.
  4. Click Add. Hunter.io will appear under Not connected — select it and click Connect to complete OAuth.
Name: Hunter.io
Remote MCP server URL: https://mcp.mcpbundles.com/bundle/hunter-io
Authentication: OAuth

Custom connectors at claude.ai require a paid Claude plan (Pro, Max, Team, or Enterprise).

Ready to use Hunter.io?

Sign in to connect your credentials and start running tools from the chat.

Hunter.io MCP Server & Skill — 4 Tools