Find and verify professional email addresses, search contacts by domain, enrich company data, and run full prospecting workflows -- all through natural language in Claude.
Install from the Claude plugin directory, or upload manually via Settings > Plugins > Upload custom plugin in Claude Cowork.
When you first use a Hunter tool, you'll be prompted to connect your Hunter account. The MCP server handles authentication -- just follow the prompts to authorize access with your Hunter API key.
Don't have an account? Sign up for free -- the Free plan includes 25 monthly searches and 50 verifications.
Hunter provides 7 skills that trigger automatically based on your requests:
| Skill | What it does | Try saying... |
|---|---|---|
| Email Finder | Find someone's email from their name and company | "Find Jane Smith's email at Stripe" |
| Domain Search | List all contacts at a company | "Who works at notion.com?" |
| Email Verifier | Check if an email is deliverable | "Is jane@stripe.com valid?" |
| Company Enrichment | Get company details (industry, size, location) | "Tell me about acme.com" |
| Person Enrichment | Get person details from their email | "What do you know about jane@stripe.com?" |
| Discover | Find companies by criteria (free!) | "SaaS companies in France with 50-200 employees" |
| Prospecting | Full end-to-end workflow | "Build me a prospect list of CTOs at fintech startups" |
"Tell me about stripe.com, then find their VP of Sales and verify the email."
Claude will chain Company Enrichment -> Domain Search -> Email Finder -> Email Verifier automatically.
"Find fintech startups in France with 50-200 employees, then get the CTOs' email addresses."
Claude will use Discover to find companies, Domain Search to find contacts, and filter for CTOs.
"Find marketing leaders at SaaS companies in Germany. Verify all their emails."
Claude will chain Discover -> Domain Search -> Email Verifier, confirming credit usage before verification.
| Operation | Credit Cost |
|---|---|
| Domain Search | 1 credit per 10 results |
| Email Finder | 1 credit |
| Email Verifier | 1 credit |
| Company Enrichment | 1 credit |
| Person Enrichment | 1 credit |
| Discover | Free |
Claude will always confirm before running operations that consume credits in bulk.