# ButterCMS vs Sanity (slim)

> Sanity scores 73.7 (BB) to ButterCMS's 53.3 (D) for content management. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/buttercms-vs-sanity.md (~2,500 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/buttercms-vs-sanity.json · canonical https://www.anchorterminal.com/compare/buttercms-vs-sanity
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Sanity scores 73.7 (BB) on agent readiness against ButterCMS's 53.3 (D), and leads in 6 of 7 scored categories. ButterCMS leads on reliability. Both do content management.

- ButterCMS: D 53.3, rank #711 of 950 · https://www.anchorterminal.com/tools/buttercms.min.md
- Sanity: BB 73.7, rank #84 of 950 · https://www.anchorterminal.com/tools/sanity.min.md
- ButterCMS, good for A team already on a paid ButterCMS plan that wants an agent to draft and publish pages, collection items and blog posts in small volumes. Ahead on Reliability, 83 against 77. Also Free to start without a card.
- Sanity, good for Teams that model content as structured documents and want an agent to draft, patch and stage changes in releases for a person to publish. Ahead on Schema & documentation, 87 against 78; Agent ergonomics, 74 against 64; Security & auth, 67 against 36; Payments & pricing, 40 against 20; Maintenance & community, 89 against 27; Transparency & trust, 87 against 51. Also Agent-ready, a grade of BB or better.

| Category | ButterCMS | Sanity |
| --- | --- | --- |
| Reliability (16%) | 83 | 77 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 78 | 87 |
| Agent ergonomics (13%) | 64 | 74 |
| Security & auth (14%) | 36 | 67 |
| Payments & pricing (10%) | 20 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 27 | 89 |
| Transparency & trust (7%) | 51 | 87 |

| Fact (where they differ) | ButterCMS | Sanity |
| --- | --- | --- |
| Vendor | ButterCMS LLC | Sanity US Inc. and Sanity AS |
| Hosted endpoint | `https://api.buttercms.com/v2` | `https://api.sanity.io` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | API key | OAuth or key |
| Licence | Proprietary service under ButterCMS's terms of service. The SDKs and starter projects on GitHub are MIT | Proprietary hosted service under Sanity's terms of service. Sanity Studio, the CLI, `@sanity/client` and the agent toolkit on GitHub are MIT |
| Tools exposed | none | 53 |
| MCP registry | not listed | `io.sanity.www/mcp` |
| Last release | 2025-09-04 | 2026-10-02 |
| Privacy policy last updated | 2022-08-15 | no date given |
| Terms restrict benchmarking | not found in the text | yes |
| Popularity | 6.9k npm/wk | 6.4k stars, 4.1M npm/wk |