MCP server

Hunter

io.github.pipeworx-io/hunter

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Hunter.io MCP — wraps the Hunter.io email finder & verification API (hunter.io)

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

45

Token cost

About 27,069 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http hunter https://gateway.pipeworx.io/hunter/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.hunter]
url = "https://gateway.pipeworx.io/hunter/mcp"

Gemini CLI

{"mcpServers":{"hunter":{"httpUrl":"https://gateway.pipeworx.io/hunter/mcp"}}}

Cursor

{"mcpServers":{"hunter":{"url":"https://gateway.pipeworx.io/hunter/mcp"}}}

VS Code

{"servers":{"hunter":{"type":"http","url":"https://gateway.pipeworx.io/hunter/mcp"}}}

Antigravity

agy mcp add hunter https://gateway.pipeworx.io/hunter/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"hunter","server_url":"https://gateway.pipeworx.io/hunter/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"hunter","server_url":"https://gateway.pipeworx.io/hunter/mcp"}

Tools

• domain_search ~300 tokens
  Find email addresses for a domain on Hunter.io. Returns the email pattern plus a list of professional/work emails with names, positions, departments, and confidence scores. Example: domain_search({ domain: "stripe.com" })
• email_finder ~273 tokens
  Find the most likely professional/work email address for a specific person at a domain on Hunter.io. Returns the email, a confidence score, position, and the number of corroborating sources. Example: email_finder({ domain: "stripe.com", first_name: "Patrick", last_name: "Collison" })
• email_verifier ~193 tokens
  Verify an email address with Hunter.io email verification. Checks deliverability, MX records, SMTP, and whether the address is disposable or webmail. Returns a status, result, and confidence score. Example: email_verifier({ email: "patrick@stripe.com" })

Browse

• GitHub tools
• Stripe tools
• Email
• Payments
• GitHub and code hosting

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