Public changelog
Contract history for the hemmabo-mcp-server.vercel.app MCP server, every tool-schema change Zevruna has observed, classified from the consumer's perspective.
90-day stability
quietsaferiskybreaking
Advisories
[risky] Field guestToken was added to hemmabo_booking_checkout output. [risky] Field guestToken was added to hemmabo_booking_create output. [breaking] New required field guestToken on hemmabo_booking_reschedule; requests without it will…
Contract changelog
Every revision Zevruna has observed, classified from the consumer's side. Advisories above are the subset severe enough to publish.
hemmabo_booking_negotiate changed (22% word delta).guestToken on hemmabo_booking_cancel — requests without it will fail.guestToken was added to hemmabo_booking_checkout output.guestToken was added to hemmabo_booking_create output.guestToken on hemmabo_booking_reschedule — requests without it will fail.guestToken on hemmabo_booking_status — requests without it will fail.Snapshot log
The hashes to pin against. Identical contracts hash identically.
| Observed | Contract hash | Tools |
|---|---|---|
| 2026-08-19 04:28 | d356146498f9 | 13 |
| 2026-08-15 19:02 | 1b62069f2b94 | 13 |
| 2026-08-12 21:36 | e497192ddf0e | 13 |
Maintainer badge
Free forever for open-source maintainers. It reports what Zevruna actually observed, a green badge means no breaking change in ninety days, and it says so honestly when a server has never been polled.
[](https://zevruna.com/servers/hemmabo-mcp-server.vercel.app)