> ## Documentation Index
> Fetch the complete documentation index at: https://pathlit.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Hunter Email Intelligence Agent Node

> Find, verify, and enrich professional email addresses and company data

## Overview

The Hunter Email Intelligence Agent Node provides access to Hunter.io's comprehensive email intelligence platform. This node enables:

* Search for all email addresses associated with a domain
* Find professional email addresses by name and company
* Verify email deliverability and validity
* Enrich company information by domain
* Enrich person profiles by email address
* Access email patterns and confidence scores

## Configuration Parameters

To set up the Hunter Agent Node, configure the agent's prompt and select the tools it can use.

### Node Configuration

* **Prompt**:

  Define the task for the agent to perform with Hunter.io.

  > *Find the email address for John Smith at stripe.com*

  > *Search all email addresses found for intercom.com*

  > *Verify if [patrick@stripe.com](mailto:patrick@stripe.com) is a valid email address*

* **Tools**

  Select which tools the Hunter Agent can use:

  | Tool name      | Description                                                  |
  | -------------- | ------------------------------------------------------------ |
  | Search Domain  | Find all email addresses for a company domain                |
  | Find Email     | Find professional email by first name, last name, and domain |
  | Verify Email   | Check email deliverability and validity                      |
  | Enrich Company | Get detailed company information by domain                   |
  | Enrich Person  | Get person profile data by email address                     |

  <Tip>Always verify emails before using them in outreach campaigns to ensure deliverability.</Tip>

<AccordionGroup>
  <Accordion title="Advanced Settings">
    <ul>
      <li>
        <strong>System Prompt</strong>: Customize the agent's email intelligence behavior.
      </li>

      <li>
        <strong>Model</strong>: Select the language model for the agent (must support function calling).
      </li>

      <li>
        <strong>Max Steps</strong>: Set the maximum number of steps the agent can take (1-20).
      </li>

      <li>
        <strong>Enable Model Fallbacks</strong>: Allow automatic fallback to alternative models if the primary model fails.
      </li>
    </ul>
  </Accordion>
</AccordionGroup>

## Expected Inputs and Outputs

* **Inputs**:

  * The node accepts text input that can be referenced in the prompt using format strings.

* **Outputs**:

  * **output**: The final result from the agent's email intelligence operations
  * **conversation**: Detailed log of the agent's Hunter API interactions

## Use Case Examples

1. **Lead Generation**:

   Use the agent to find contact information for prospects at target companies, building outreach lists with verified email addresses.

2. **Email Verification**:

   Configure the agent to verify email addresses before sending campaigns, reducing bounce rates and protecting sender reputation.

3. **Contact Enrichment**:

   Let the agent enrich existing contact databases with additional information about people and companies.

## Error Handling and Troubleshooting

* **API Key Configuration**:

  Ensure your Hunter.io API key is properly configured in the backend settings.

* **Rate Limits**:

  Hunter.io has API rate limits. The agent will notify you if rate limits are exceeded.

* **Domain Format**:

  Use precise domains without protocol (e.g., "stripe.com" not "[https://stripe.com](https://stripe.com)").

If you encounter any issues not covered in this documentation, please reach out to our [support team](mailto:dev@pathlit.ai) for assistance.

## Relevant Nodes

<CardGroup>
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  </Card>

  <Card title="LinkedIn Agent Node" href="/docs/nodes/linkedin-agent">
    Scrape LinkedIn profiles and company pages
  </Card>

  <Card title="HubSpot Agent Node" href="/docs/nodes/hubspot-agent">
    Manage contacts in HubSpot CRM
  </Card>
</CardGroup>