Stampcard — digital stamp cards for small shops, no app for the customer
app.rowb.stampcard/cards
Create a shop program, hand customers a browser stamp card by QR poster, stamp it from a phone.
Description as published in the official MCP registry.
Answers the MCP handshake and lists its tools. Checked 2026-10-04.
What we measured
| Endpoint | https://stampcard.rowb.app/mcp | registry |
|---|---|---|
| Handshake | Answers the MCP handshake and lists its tools (1,489 ms) | our check, 2026-10-04 |
| Protocol version | 2025-06-18 | our check, 2026-10-04 |
| Tools (5) | create_program, stamp, get_card, redeem, program_stats | tools/list, 2026-10-04 |
| Registry version | 1.0.0 · active · updated 2026-09-23 | registry |
Signed reports
No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows a real call went through, not just an opinion. How to file one.
Connect
claude mcp add --transport http cards https://stampcard.rowb.app/mcpCommands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.
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Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name app.rowb.stampcard/cards.