• VALID
  • INVALID
  • ERROR
  • MANUAL

How to verify phone numbers with your AI

Connect MessageBird to your AI client to audit contact lists and run real-time validity checks.

Ask AI about this page

Short answer

Can my AI check if my phone numbers are valid?

Yes. Your AI pulls your contact data and runs HLR requests to confirm if numbers are active and reachable. You'll get a clear breakdown of which numbers to keep or discard.

The results.

Where your data lands.

The AI categorizes every number based on its HLR status.

VALID

Active numbers

The AI identifies reachable lines. You get a clean list ready for messaging.

INVALID

Dead numbers

The AI flags numbers that don't exist. You can remove these to save costs.

ERROR

Formatting issues

The AI finds numbers with bad country codes or missing digits. You'll know exactly what to fix.

MANUAL

Human review

Numbers with ambiguous status are sent to you. You decide whether to keep or discard them.

The workflow

What your AI does when the request arrives.

The AI handles the heavy lifting of scanning and checking every entry.

  1. Fetch contacts

    The AI pulls your current contact list to begin the audit.

    list_contacts

  2. Inspect details

    The AI looks up specific contact info to ensure the data is complete.

    get_contact

  3. Run HLR checks

    The AI sends requests to the network to check the real-time status of each number.

    list_hlr

  4. Report findings

    The AI summarizes which numbers are active and which are invalid.

    list_hlr

Try it

Copy these to start.

Use these prompts to trigger the verification process.

Starting points

Replace the bracketed text with your specific list names or contact IDs.

MessageBird Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_riFo22vBZQ6cPHnsXiK4Y9UTBOCmgEkxarYuNZX1/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — MessageBird capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "messagebird-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_riFo22vBZQ6cPHnsXiK4Y9UTBOCmgEkxarYuNZX1/mcp"
    }
  }
}
Copy into chat04

  • List all my contacts and check which phone numbers are valid using HLR.

  • Check the status of the contact with ID '12345' to see if the number is active.

  • Audit my 'Marketing_Leads' list and tell me how many numbers are invalid.

  • Run an HLR check on all contacts in my primary list and give me a summary.

  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Start here

Connect MessageBird once, then ask.

Just link your account once. Your credentials stay encrypted, and you can immediately start asking your AI to run audits.

Connect MessageBird to your AI

FAQ

How this task behaves.

  • 01

    Can the AI delete invalid numbers from my list?

    No. The AI can identify and flag invalid numbers, but it cannot delete or modify your contact data.

  • 02

    Does the AI charge me for HLR requests?

    The AI triggers the requests through MessageBird, so any costs associated with HLR lookups are handled through your MessageBird account.

  • 03

    Can I verify numbers without a contact list?

    Yes, if you provide specific contact details for the AI to check.

  • 04

    Will the AI send messages to these numbers?

    No. This specific workflow is for auditing and verification only.

  • 05

    How accurate are the HLR checks?

    The accuracy depends on the carrier data provided via the HLR request.

  • More questions about MessageBird? The Connector page answers them. See everything the MessageBird Connector can do

Connect MessageBird to Claude, Cursor, ChatGPT & more