# Square Appointments (Bookings API) vs Tock (slim)

> Square Appointments scores 68.1 (B) to Tock's 12.4 (F) for venue management. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/square-appointments-vs-tock.md (~2,200 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/square-appointments-vs-tock.json · canonical https://www.anchorterminal.com/compare/square-appointments-vs-tock
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

Square Appointments (Bookings API) scores 68.1 (B) on agent readiness against Tock's 12.4 (F), and leads in every scored category. Both do venue management.

- Square Appointments (Bookings API): B 68.1, rank #242 of 1076 · https://www.anchorterminal.com/tools/square-appointments.min.md
- Tock: F 12.4, rank #1062 of 1076 · https://www.anchorterminal.com/tools/tock.min.md
- Square Appointments (Bookings API), good for Venue-side appointment booking for salons, clinics and other service businesses already on Square. Ahead on Reliability, 55 against 25; Schema & documentation, 89 against 5; Agent ergonomics, 80 against 0; Security & auth, 70 against 0; Payments & pricing, 40 against 0; Maintenance & community, 71 against 23; Transparency & trust, 70 against 52. Also A hosted endpoint, with nothing to install; Runs on your own machine.
- Tock, good for Restaurants and wineries taking reservations and experience bookings, and for diners booking in person.

| Category | Square Appointments (Bookings API) | Tock |
| --- | --- | --- |
| Reliability (16%) | 55 | 25 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 89 | 5 |
| Agent ergonomics (13%) | 80 | 0 |
| Security & auth (14%) | 70 | 0 |
| Payments & pricing (10%) | 40 | 0 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 71 | 23 |
| Transparency & trust (7%) | 70 | 52 |

| Fact (where they differ) | Square Appointments (Bookings API) | Tock |
| --- | --- | --- |
| Kind | HTTP API | Platform |
| Vendor | Block, Inc. | Tock (American Express) |
| Hosted endpoint | `https://connect.squareup.com/v2/bookings` | no (local only) |
| Transports | HTTP, Streamable HTTP, stdio |  |
| Auth | OAuth or key | API key |
| Pricing | Freemium | Paid |
| Licence | Proprietary service under the Square Developer Terms of Service. The OpenAPI specification and MCP server are Apache 2.0 | Proprietary service under the Tock Terms of Use (effective 12 February 2026) and merchant terms |
| Tools exposed | 3 | none |
| llms.txt | yes | no |
| Last release | 2026-09-16 | none |
| Terms last updated | 2026-09-10 | 2026-02-12 |
| Privacy policy last updated | 2026-09-15 | 2025-11-24 |
| Terms restrict benchmarking | yes | not found in the text |
| Terms or service can change without notice | not found in the text | yes |