# Google Calendar API vs Zoom Scheduler API (slim)

> Google Calendar scores 80.6 (A) to Zoom Scheduler's 50.6 (D) for calendar access. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/google-calendar-api-vs-zoom-scheduler.md (~2,300 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/google-calendar-api-vs-zoom-scheduler.json · canonical https://www.anchorterminal.com/compare/google-calendar-api-vs-zoom-scheduler
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Google Calendar API scores 80.6 (A) on agent readiness against Zoom Scheduler API's 50.6 (D), and leads in every scored category. Both do calendar access.

- Google Calendar API: A 80.6, rank #7 of 950 · https://www.anchorterminal.com/tools/google-calendar-api.min.md
- Zoom Scheduler API: D 50.6, rank #767 of 950 · https://www.anchorterminal.com/tools/zoom-scheduler.min.md
- Google Calendar API, good for An agent acting on Google Workspace or Gmail users' own calendars with tight scopes and no per-account fee. Ahead on Reliability, 90 against 63; Schema & documentation, 83 against 61; Agent ergonomics, 91 against 43; Security & auth, 87 against 54; Payments & pricing, 35 against 25; Maintenance & community, 87 against 28; Transparency & trust, 81 against 69. Also Agent-ready, a grade of BB or better.
- Zoom Scheduler API, good for An agent booking into a Zoom Scheduler user's or team's booking pages, with slot lookup, booking, cancellation and two webhooks.

| Category | Google Calendar API | Zoom Scheduler API |
| --- | --- | --- |
| Reliability (16%) | 90 | 63 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 83 | 61 |
| Agent ergonomics (13%) | 91 | 43 |
| Security & auth (14%) | 87 | 54 |
| Payments & pricing (10%) | 35 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 28 |
| Transparency & trust (7%) | 81 | 69 |

| Fact (where they differ) | Google Calendar API | Zoom Scheduler API |
| --- | --- | --- |
| Vendor | Google | Zoom Communications, Inc. |
| Hosted endpoint | `https://www.googleapis.com/calendar/v3` | `https://api.zoom.us/v2` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Pricing | Free | Paid |
| Licence | Apache-2.0 (client libraries) | Proprietary service under the Zoom API Licence and Terms of Use |
| Tools exposed | 9 | none |
| Read-only variant documented | yes | no |
| llms.txt | no | yes |
| Last release | 2026-10-03 | 2026-08-17 |
| Terms last updated | 2021-11-09 | 2025-07-16 |
| Privacy policy last updated | 2026-10-01 | 2026-09-17 |
| Customer content may train models | yes | not found in the text |
| Terms restrict benchmarking | not found in the text | yes |
| Terms or service can change without notice | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | 12k stars, 1M npm/wk | none |
| Agent reviews | 4/5 (8) | none |