πŸ”ŒTechnology3 min read

Using Handwrite with Claude and MCP

How the Handwrite MCP connection works, what it can do, and why it uses the same credits and workflow as the direct API.

Using Handwrite with Claude and MCP

Handwrite can be used with Claude through MCP, which lets Claude create drafts, request previews, quote orders, and send postcards on your behalf.

The key thing to understand is that MCP is not a separate ordering system. It is a thin connection layer on top of the same Handwrite API.

What MCP means in practice

When you connect Claude to Handwrite through MCP:

  • Claude uses your Handwrite API access
  • the same company credit balance is used
  • the same order rules and safeguards apply
  • the same previews, quotes, and final orders are created underneath

So whether an order comes from your own code or from Claude through MCP, it still ends up in the same Handwrite order system.

What you can use it for

MCP is useful when you want Claude to help with tasks like:

  • preparing postcard drafts
  • checking available handwriting styles
  • previewing a recipient-specific proof
  • getting a quote before a send
  • placing a real order after approval

What MCP does not change

MCP does not bypass the core rules of the platform.

It does not:

  • create a separate balance
  • skip quote and send safeguards
  • avoid credit requirements
  • turn every conversation into a confirmed order automatically

That is intentional. The goal is to make the workflow easier, not less safe.

The best pattern is still:

  1. ask Claude to create or refine the draft
  2. preview a realistic recipient
  3. request a quote
  4. review the total and wording
  5. confirm the send

This is the best balance between convenience and control.

Who should use MCP

MCP is a strong fit for teams that want a more conversational workflow on top of the Handwrite API, especially when they want help preparing message variants, checking drafts, or operating from an AI-enabled environment.

If you want a more traditional integration, you can also work directly against the Handwrite API without Claude.

API keys and setup

MCP uses Handwrite API access behind the scenes.

At the moment, API access is configured as part of a managed setup rather than a fully self-serve developer portal. If your team wants to connect Claude or another MCP-compatible client, contact Handwrite so the right access and billing setup can be enabled.

Credits still work the same way

MCP orders are paid from the same prepaid company credit balance used by the direct API.

That means:

  • previews do not spend credits
  • quotes do not spend credits
  • real sends do spend credits

If you want the cleanest mental model, think of MCP as a smart interface for the same order engine, not as a separate product.

For the safest ordering pattern, follow the draft, preview, quote, and send workflow. For billing questions, see how credits work for API orders.

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Using Handwrite with Claude and MCP | Handwrite Help Center | Handwrite