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Prerequisites

  • An active Claude paid plan (required for custom connectors)
  • A HeyGen account (Creator plan or above recommended for full video generation access)

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Setup

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1. Register the Connector

Navigate to + → Connector → Manage Connector → + Add custom connector. Set the connector name to HeyGen and provide the following remote MCP server URL: 
https://mcp.heygen.com/mcp/v1/
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2. Authenticate

After saving the connector, click Connect. You will be redirected to HeyGen’s authorization page. Approve the requested access to complete the OAuth flow.
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3. Configure Permissions (Optional)

To avoid repeated permission prompts, set the HeyGen connector permissions to Always Allow.

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Usage

Open a new Claude chat and provide a video generation prompt. Example: 
Generate a video using HeyGen MCP about the difference between Skills and MCP.
Claude will handle avatar selection, script generation, and video rendering via the HeyGen API. Completed videos are also accessible from the Projects page in your HeyGen dashboard.
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Limitations

ConstraintDetail
HeyGen Free TierLimited video generation credits. Upgrade to Creator plan for production use.
Claude Free TierCustom connectors are not available. A paid Claude subscription is required.