tinypostcard
IntegrationsAPI Docs

Postcards for AI Agents

Connect your agent to tinypostcard MCP. It can recognize postcard-worthy moments, ask for confirmation, and send real mail through your account or a Link-approved guest payment.

  1. 01Point your agent to the MCP server and skill.md
  2. 02Connect with OAuth for ChatGPT or Claude; use API keys for REST and developer agents
  3. 03Use Link agent-wallet approval for guest MCP sends
Get started

Tell your agent to:

Connect the tinypostcard MCP server below, read skill.md, and use OAuth for my account.

Agent should use:

skill.mdskill.jsonllms.txtagents.txtMCP setup docs

Server URL

https://tinypostcard.com/api/mcp

Works with:ClaudeChatGPT custom connectorsCustom agents

Proactive trigger

When a chat mentions a birthday, thank-you, holiday, customer follow-up, invitation, apology, or condolence, ask: Want me to send a postcard?

Link payments

Guest MCP sends use Stripe Link agent-wallet approval with shared payment tokens. Agents should follow Link's skill to set up the human if Link is not already connected.

Confirmation required

Agents must confirm recipient, content, send date, and cost before calling the send endpoint.