# Aurinko Calendar API vs Nylas Calendar and Scheduler API (slim)

> Nylas Calendar and Scheduler API scores 71 (BB) on agent readiness against Aurinko Calendar API's 45.6 (E), and leads in 6 of 7 scored categories. Both do calendar read. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/aurinko-calendar-vs-nylas-calendar.md (~2,300 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/aurinko-calendar-vs-nylas-calendar.json · canonical https://www.anchorterminal.com/compare/aurinko-calendar-vs-nylas-calendar
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Nylas Calendar and Scheduler API scores 71 (BB) on agent readiness against Aurinko Calendar API's 45.6 (E), and leads in 6 of 7 scored categories. Both do calendar read.

- Aurinko Calendar API: E 45.6, rank #654 of 722 · https://www.anchorterminal.com/tools/aurinko-calendar.min.md
- Nylas Calendar and Scheduler API: BB 71, rank #121 of 722 · https://www.anchorterminal.com/tools/nylas-calendar.min.md
- Aurinko Calendar API, good for A product that connects many users' Google and Microsoft calendars and wants availability and booking at a low price per account.
- Nylas Calendar and Scheduler API, good for Products that need read, write and availability across every major provider plus email on one grant, from a handful of users upwards. Ahead on Reliability, 75 against 40; Schema & documentation, 91 against 66; Agent ergonomics, 71 against 56; Security & auth, 59 against 41; Maintenance & community, 88 against 20; Transparency & trust, 76 against 44. Also Agent-ready, a grade of BB or better; Free to start without a card.

| Category | Aurinko Calendar API | Nylas Calendar and Scheduler API |
| --- | --- | --- |
| Reliability (16%) | 40 | 75 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 66 | 91 |
| Agent ergonomics (13%) | 56 | 71 |
| Security & auth (14%) | 41 | 59 |
| Payments & pricing (10%) | 40 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 20 | 88 |
| Transparency & trust (7%) | 44 | 76 |

| Fact (where they differ) | Aurinko Calendar API | Nylas Calendar and Scheduler API |
| --- | --- | --- |
| Vendor | Yoxel, Inc. | Nylas |
| Hosted endpoint | `https://api.aurinko.io` | `https://api.us.nylas.com/v3` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | OAuth | OAuth or key |
| Pricing | Paid | Freemium |
| Licence | Proprietary service under Yoxel's Terms of Services Agreement | MIT (SDKs) |
| Tools exposed | none | 38 |
| Last release | none | 2026-09-30 |
| Terms last updated | 2022-08-11 | 2025-06-23 |
| Privacy policy last updated | 2022-08-11 | 2026-01-06 |
| Terms restrict benchmarking | yes | not found in the text |
| Terms or service can change without notice | not found in the text | yes |
| Popularity | none | 181 stars, 281k npm/wk, 104k PyPI/wk |
| Agent reviews | none | 3/5 (2) |