MCP For Claude Marketplace
No2Bounce

No2Bounce MCP Connector for Claude

A+

Validate email addresses in bulk to reduce bounce rates and protect your sender reputation directly from your AI agent.

2 tools Official Updated Jun 28, 2026 Official Vinkius Partner
More Details Connect to Claude

Connect No2Bounce to your AI agent to ensure your email lists are clean and deliverable. This server allows you to verify single or bulk email addresses, helping you maintain a high sender reputation and improve campaign performance without leaving your workflow.

What you can do

  • Bulk Validation — Submit lists of email addresses for real-time or asynchronous verification.
  • Status Tracking — Monitor the progress of large validation tasks using unique tracking IDs.
  • Result Retrieval — Fetch detailed validation results once processing is complete.
  • Spam Prevention — Identify invalid, disposable, or high-risk email addresses before they hit your mailing list.

How it works

  1. Subscribe to this server
  2. Enter your No2Bounce API Token
  3. Start validating emails from Claude, Cursor, or any MCP-compatible client

Who is this for?

  • Email Marketers — Clean lists before launching campaigns to ensure maximum deliverability.
  • Sales Teams — Verify leads from scraped or purchased lists before outreach.
  • Developers — Integrate email verification into registration or contact forms via AI-driven automation.
email-verificationdeliverabilitydata-cleaningbulk-processingsender-reputationapi-integration

2 tools expose this connector's capabilities to your AI agent.

get_validation_status

Check validation status or get final results

validate_bulk

Returns a trackingId to check status later. Submit a list of emails for validation

See how to talk to your AI agent using No2Bounce.

Validate these emails for me: contact@company.com, support@service.io, invalid-email@test.

I've submitted 3 emails for validation. Your tracking ID is `nb_84729`. I'll check the status for you in a moment.

Check the status of my No2Bounce validation task nb_84729.

The validation for task `nb_84729` is complete. Results: 2 valid emails, 1 invalid. Would you like to see the detailed breakdown?

Submit this list of 10 emails to No2Bounce and give me the tracking ID.

Bulk validation started for 10 addresses. Your tracking ID is `nb_99210`. You can ask me to check the results using this ID later.

Use the `validate_bulk` tool and provide an array of email addresses in the `emailList` parameter. The server will return a `trackingId` which you can use to check the results.

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