• AUTOMATION
  • DELIVERY
  • RECORDS
  • HUMAN

How to send physical checks with your AI

Connect Lob to your AI client to handle paper payments. Once connected, you can trigger physical check mailings through simple text commands.

Ask AI about this page

Short answer

How can I mail a physical check using my AI?

Your AI uses the create_check tool to instruct Lob to print and mail a check to your recipient. You provide the payment details in chat, and the physical mail is handled automatically. You'll see the following outcomes.

The outcomes of your request.

Where your payments land.

When you ask your AI to pay a vendor, these are the results.

AUTOMATION

Digital to physical

The AI converts your text instructions into a formal check request. Lob takes over to handle the printing and postage.

DELIVERY

Mail is sent

A physical check arrives at the vendor's address. The AI manages the handoff from your chat to the postal system.

RECORDS

Payment tracking

The AI confirms once the check creation is successful. You get a clear record of what was sent and to whom.

HUMAN

Manual review

You decide when a check is ready to go. The AI won't mail anything until you confirm the details are correct.

The workflow

What your AI does when you request a payment.

The AI handles the data entry and the connection to the mailing service.

  1. Gather details

    Your AI asks for the recipient, amount, and mailing address if you haven't provided them yet.

    create_check

  2. Generate check

    The AI sends the payment data to Lob to prepare the physical document.

    create_check

  3. Confirm mailing

    The system processes the request and prepares the envelope for the post office.

    create_check

  4. Notify you

    The AI tells you the check has been successfully queued for mailing.

    create_check

Try it

Copy these to start.

Use these prompts to trigger a payment.

Starting points

Replace the bracketed info with your actual vendor names, addresses, and dollar amounts.

Lob Connector

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

Connector linkhttps://edge.vinkius.com/vk_preview_l6GbZUPsQ7NqWUpWAnoUWSeNQZkvwtYKmPJFmEaP/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 — Lob capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "lob-alternative-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_l6GbZUPsQ7NqWUpWAnoUWSeNQZkvwtYKmPJFmEaP/mcp"
    }
  }
}
Copy into chat04

  • Create a check for $500 to Acme Corp at 123 Industrial Way, Springfield.

  • Send a check for $1250.50 to Sarah Jenkins at 456 Oak Lane, Austin, TX.

  • Pay the vendor 'Global Logistics' $300 using the address in my contacts.

  • I need to mail a check for $75 to the landlord at 789 Maple St.

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

Start here

Connect Lob once, then ask.

Link your Lob account in one click. Your credentials stay encrypted and secure, and you can start sending checks immediately.

Connect Lob to your AI

FAQ

How this task behaves.

  • 01

    Can the AI send a check without me looking at it?

    No. You should always review the amount and recipient in the chat before confirming the command.

  • 02

    Does the AI handle the actual postage?

    Yes. The tool handles the printing, envelope stuffing, and postage through Lob.

  • 03

    Can the AI cancel a check after it is sent?

    No. Once the check is processed by the tool, it is physically in the mail stream.

  • 04

    Can I use this to send wire transfers?

    No. This specific tool is only for creating and mailing physical paper checks.

  • 05

    Will the AI change my existing vendor addresses?

    No. The AI only uses the information you provide in the chat to create the specific check requested.

  • More questions about Lob? See everything the Lob Connector can do

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