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如何将 Hunter.io 连接到 Claude — 通过 MCP

Find and verify email addresses via Hunter.io. 7 tools for domain search, email finder, email verifier, account stats. Bearer-token / query-key auth.

HCBy HelpCode teamUpdated 2 min read Open source on GitHub

No credit card · 7-day trial · Self-host alternative available

MCP connector

Hunter.io

Find and verify email addresses via Hunter.io. 7 tools for domain search, email finder, email verifier, account stats. Bearer-token / query-key auth.

Tools

7

Region

INTL

Category

enrichment

Authentication

Required env vars

HUNTER_API_KEY
Install in one click on Cloud

7-day free trial · No credit card

  • 7-day free trial
    No credit card required
  • GDPR & SOC 2 ready
    EU data residency, audit logs
  • Open-source on GitHub
    Source-available BSL-1.1
  • Works with ChatGPT, Claude, Gemini
    Any MCP-compatible client

No install? Use cloud.anythingmcp.com directly.

Sign in, install the Hunter.io in one click, paste the credentials, mint an MCP API key — done. No Docker, no git clone, no local server to run.

Open Cloud

💡 无需安装? 直接使用 cloud.anythingmcp.com 登录、点击 Connectors → Hunter.io、粘贴凭证、生成 MCP API key — 完成。无 Docker、无 git clone、无本地服务器。

Hunter.io + Claude

Find and verify email addresses via Hunter.io. 7 tools for domain search, email finder, email verifier, account stats. Bearer-token / query-key auth.

前提条件

完整的设置说明已内置在连接器中 (在 store 中选择连接器时可见)。所需环境变量:

HUNTER_API_KEY

步骤 1 — 获取凭证

io API v2 (hunter.io/api-documentation/v2).

Setup:

  1. Sign in to https://hunter.io → top-right avatar → API → API Keys.
  2. Copy the key. Set HUNTER_API_KEY.

Authentication: query-string ?api_key=... on every call (QUERY_AUTH). Hunter also accepts the API key in an X-API-Key header but query-string is the documented default.

Credits model: every request consumes credits per your plan. domain_search is the most expensive (returns up to 100 emails per call); email_verifier and email_finder are 1 credit each. email_count and account are FREE (don't deduct).

…(continued in the in-app connector instructions)

步骤 2 — 安装 adapter

git clone https://github.com/HelpCode-ai/anythingmcp.git
cd anythingmcp && docker compose up -d

步骤 3 — 在 Claude 中添加连接器

推荐路径 — 在 claude.ai web 上工作,无需触碰任何配置文件。

  1. 打开 claude.ai/customize/connectors
  2. 点击 "Add custom connector"
  3. 填入:
    • Name: Hunter.io
    • URL: https://cloud.anythingmcp.com/mcp
    • Authentication: Bearer token → 粘贴你的 MCP API key (来自 AnythingMCP → Profile → MCP API Keys → New Key)
  4. 点击 Connect 授权。

下面所有工具都会出现在你的聊天中 — 开始输入提示。

可用工具

ToolWhat it does
hunter_accountReturn account info: email, plan_name, plan_level, calls
hunter_domain_searchFind email addresses associated with a domain
hunter_email_finderFind the most-likely email for a specific person at a domain
hunter_email_verifierVerify if an email is deliverable
hunter_email_countCount emails Hunter has indexed for a domain
hunter_combined_enrichmentCombined person + company enrichment in one call
hunter_company_enrichmentEnrich a company by domain

FAQ

Claude Code 和 Claude Desktop 一样工作吗? 是的 — 两者都指向 https://cloud.anythingmcp.com/mcp

下一步

Ready to ship

Your Hunter.io agent is one click away.

Install the connector, paste the key, prompt Claude. Free for 7 days, no credit card.