Hunter

26 tools available

Hunter is an email marketing company specializing in lead generation and data enrichment.

Connect Hunter to Definable to triage inboxes, draft and queue follow-ups, classify and route incoming threads. Personas call Hunter's 26 tools directly from chat or scheduled flows. Hand off to an email persona to triage, draft, and route — with you in the loop on every outbound.

Common workflows with Hunter

Inbox triage

Read incoming threads
Classify by intent + urgency
Draft replies for review

Auto-follow-up

Detect emails awaiting reply for 3+ days
Draft contextual nudges
Queue for one-click send

Lead capture

Listen for inbound from a form alias
Extract details
Push to the CRM

Hunter actions 26

Every Hunter action below is a callable tool any Definable persona can invoke.

Account Information

Tool to retrieve information about your Hunter account. Use when you need to check your plan details and usage limits after confirming credentials. Returns `searches.available` and `verifications.available` fields among others; check these before bulk operations to avoid quota exhaustion.

Combined Enrichment

Tool to find both person and company information from an email address or LinkedIn handle in a single request. Use when you need complete professional profile enrichment including employment and company details.

Company Enrichment

Tool to get enrichment information for a company by its domain. Use when you need full company details (industry, description, location, metrics) from Hunter.

Create custom lead attribute

Tool to create a new custom lead attribute in your account. Use after deciding on the attribute label.

Create Lead

Tool to create a new lead. Use after gathering all prospect details to save them to your Hunter account.

Create Leads List

Tool to create a new leads list. Use when you need to organize leads into a custom list before adding leads.

Delete Custom Attribute

Tool to delete an existing custom attribute. Use after confirming the attribute ID to be removed.

Delete Lead

Tool to delete a lead. Use after confirming the lead's ID to remove it from your Hunter.io account.

Delete Leads List

Tool to delete a leads list by its ID. Use after confirming the leads list ID to remove it from your Hunter.io account.

Discover Companies

Tool to search and retrieve companies matching specified criteria using filters or natural language queries. Use when you need to discover companies from Hunter's B2B dataset based on industry, location, size, or other characteristics.

Domain Search

Tool to search all email addresses for a given domain or company. Use when you need public emails and metadata for outreach or enrichment. Rate-limited; HTTP 429 returned on excess requests — honor the Retry-After header.

Email Count

Tool to get the total number of email addresses Hunter has for a domain or company with breakdowns by type, department, and seniority. Use when you need email volume statistics without consuming API credits (this call is free).

Email Finder

Tool to find the most likely email address for a person at a domain or company. Use when you have a person's name and a domain or company and need to infer their email. Results include a confidence score and status; treat emails with status 'accept_all' or 'risky' as lower reliability. Each call consumes API credits — avoid re-enriching the same contact.

Email Verifier

Tool to verify the deliverability of an email address. Use when you need to ensure an address is valid and reachable. Response may include statuses `accept_all` or `risky`, indicating uncertain deliverability; do not treat these as fully valid without explicit review. For bulk verification, honor `Retry-After` headers on HTTP 429 responses and use exponential backoff.

Get Custom Attribute

Tool to retrieve details of a specific custom attribute. Use when you need the label and slug for an attribute ID.

Get Lead

Tool to retrieve details of a specific lead by ID. Use after confirming the lead's ID to fetch its full record.

Get Leads List

Tool to retrieve details of a specific leads list by ID. Use when you need to inspect the contents of an existing leads list.

List Campaigns

Tool to get all email campaigns in your Hunter account. Campaigns are returned in reverse-chronological order by creation date. Use when you need to retrieve and filter campaigns by status (started/archived) with pagination support.

List Custom Attributes

Tool to list all custom lead attributes in your account. Use when you need to retrieve your account's custom lead attributes after authenticating.

List Leads

Tool to list all leads saved in your account with optional filters. Use when you need to retrieve leads with specific criteria after confirming your API key.

List Leads Lists

Tool to list all leads lists in your account. Use when you need to retrieve and paginate through your leads lists.

People Enrichment

Tool to find all information associated with an email address or LinkedIn profile including name, location, job title and social handles. Use when you need to enrich contact data with additional personal and professional details.

Update Custom Attribute

Tool to update an existing custom attribute's label. Use when renaming a custom attribute after creation.

Update Lead

Tool to update details of an existing lead by ID. Use when you need to modify saved lead attributes after creation.

Update Leads List

Tool to update the name of a specific leads list. Use when renaming an existing leads list.

Upsert Lead

Tool to create or update a lead by email in one call. Use when you want to ensure a lead exists with the provided information without checking its existence first.

Frequently asked questions

What can I automate with Hunter on Definable?

Anything Hunter exposes through its API. Common email workflows on Definable include triage inboxes, draft and queue follow-ups, classify and route incoming threads. Personas can call any of the 26 Hunter tools directly, then chain the result into another integration without you writing code.

How does Hunter authentication work?

Hunter uses API_KEY on Definable. You connect once from the integrations page, scoped to the permissions you choose, and from then on any persona that has the integration enabled can act on your behalf. Tokens are encrypted at rest and rotated automatically.

Is the Hunter integration included in my Definable plan?

Yes — every Definable plan, including Starter, includes access to all 26 Hunter tools. You only need a separate Hunter subscription if Hunter itself charges per seat or per API call.

Is using Hunter through Definable secure?

Every call from a persona to Hunter is logged with the user, persona, prompt, and response. Tokens never leave Definable's secrets vault, scopes are configurable per persona, and you can revoke access at any time from the integration page.

How do I get started with Hunter on Definable?

Sign up for Definable, open the integrations page, find Hunter, and connect via OAuth or API key. You can immediately attach Hunter to any persona and start running workflows. The free Starter plan includes 5,000 credits/month.

What Hunter actions does Definable expose?

Definable exposes all 26 Hunter actions as callable tools — including `Account Information`, `Combined Enrichment`, `Company Enrichment`, plus 23 more. Each tool gets a typed parameter schema so personas know exactly how to call it.

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