Catalog

Every tool, one connection.

203 tools from 30 providers, plus 306 raw provider endpoints, callable by your agent — one file or a thousand at a time. Use OpenTools' keys or bring your own.

From Hunter

Tools · 3

5 providers
Enrich a personJob, company, location and contacts for a person.people.enrichyour key
5 providers
Enrich a companyFirmographics, headcount, industry and links for a company.company.enrichyour key
3 providers
Find an emailFind a person's work email from their name and company.people.email.findyour key

Coming soon · 1

15 providers
Find a phone numberFind a person's direct phone number.people.phone.findsoon

Advanced: Hunter's own API, as-is. Each endpoint takes the provider's own input and runs only on Hunter, with no fallback.

Raw endpoints · 12

Hunter
Enrich Person and CompanyLook up a person's profile and their company's profile from one email address.hunterio.combined.findyour key
Hunter
Enrich CompanyLook up a company's full profile — industry, size, location, tech stack — from its domain.hunterio.companies.findyour key
Hunter
Search CompaniesSearch a B2B company database with structured filters like location, industry, and size.hunterio.discoverfree
Hunter
Search Companies by PromptDescribe target companies in plain language; an AI picks the filters and runs the search.hunterio.discover-aiyour key
Hunter
Count Reachable PeopleEstimate how many people are reachable across every company matching your filters.hunterio.discover.peoplefree
Hunter
Find Company DomainResolve a company name into its most likely domain name(s).hunterio.domain-finderfree
Hunter
Find Domain EmailsList all email addresses found for a domain, with sources and confidence scores.hunterio.domain-searchyour key
Hunter
Count Domain EmailsCount the email addresses known for a domain, split by type, department, and seniority.hunterio.email-countfree
Hunter
Find Person's EmailFind the most likely email address from a person's name and their company.hunterio.email-finderyour key
Hunter
Search People Across CompaniesSearch people across every matching company; addresses stay masked until revealed.hunterio.multi-domain-searchfree
Hunter
Reveal Email AddressesUnlock the email addresses behind multi-domain search reveal handles.hunterio.multi-domain-search.revealyour key
Hunter
Enrich PersonLook up a person's profile from their email address or LinkedIn handle.hunterio.people.findyour key