Hunter Connector for AI agents.

Yes, it can find professional email addresses for any company domain you provide. It helps you map out who works at a business without you having to search manually.

It automates the research phase. You can ask your agent to find all emails at a company and then save them into organized lists for your outreach campaigns.

Yes, it checks if an email address is valid and deliverable. This helps keep your sender reputation high by ensuring you don't send messages to dead accounts.

No, this Connector is designed for professional B2B email discovery. It focuses on work addresses and company domains rather than personal accounts like Gmail.

You can use the lead lists feature to group different prospects by category. This keeps your research organized as you move through different target segments.

Yes, you can view all your current and past campaigns directly through your agent. This lets you see which recipients are included in your active blasts.

Log in to your Hunter.io account at hunter.io. In the left sidebar, click the API section (or go directly to hunter.io/api-keys). Your API key is displayed on this page. Click the copy button to copy it. Paste it into the configuration field below. Free plans include 25 searches and 50 verifications per month.

Yes. Give your AI agent a person's first name, last name, and company domain, and it returns their most likely professional email address with a confidence score. Perfect for reaching out to specific decision-makers.

Hunter's verification checks MX records, SMTP responses, and catch-all configurations. returning a status of 'valid', 'invalid', 'accept_all', or 'unknown'. Valid emails have over 95% deliverability. Always verify before sending cold outreach to protect your sender reputation.

Yes. Hunter offers a free plan with 25 email searches and 50 verifications per month. The API key works the same regardless of plan. the only difference is quota limits. Upgrade to a paid plan for higher volumes.

Yes. Use search_domain_emails with a domain (e.g., 'stripe.com') or company name (e.g., 'Stripe') to retrieve all professional emails found for that organization. Each result includes the email, confidence score, position, and source URLs. Use get_domain_email_count to preview how many emails are available before using search credits.

Yes. The verify_email_address capability checks the validity and deliverability of any email address. It returns a status (deliverable, undeliverable, risky, unknown), confidence score, and details about the email server (MX records, SMTP check, accept-all detection). This prevents bounces and protects your sender reputation.

Hunter uses an API Key passed as a query parameter (?api_key=YOUR_KEY) in all requests to api.hunter.io/v2. This differs from the typical Bearer token pattern. Your API key is available in the Hunter dashboard under Account > API. Free accounts include 25 searches and 50 verifications per month.