# Microsoft-Decision-1 vs kettei (slim)

> kettei scores 58.3 (C) to Microsoft-Decision-1's 38.8 (E) for decision models. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/microsoft-decision-1-vs-sqwish-kettei.md (~3,000 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/microsoft-decision-1-vs-sqwish-kettei.json · canonical https://www.anchorterminal.com/compare/microsoft-decision-1-vs-sqwish-kettei
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-17
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

kettei scores 58.3 (C) on agent readiness against Microsoft-Decision-1's 38.8 (E), and leads in 6 of 7 scored categories. Both do decision models.

- Microsoft-Decision-1: E 38.8, rank #1046 of 1133 · https://www.anchorterminal.com/tools/microsoft-decision-1.min.md
- kettei: C 58.3, rank #640 of 1133 · https://www.anchorterminal.com/tools/sqwish-kettei.min.md
- Microsoft-Decision-1, good for Routing, classification, prioritisation and rubric checks over text, where a fixed set of options and a low price per token matter more than generated text.
- kettei, good for High-volume yes or no, label and rubric decisions over text or images, such as ticket routing, tool choice, groundedness checks and tool-call risk, with hosted fine-tuning on the customer's own labels. Ahead on Schema & documentation, 87 against 43; Agent ergonomics, 89 against 50; Security & auth, 68 against 52; Payments & pricing, 35 against 20; Maintenance & community, 57 against 40; Transparency & trust, 51 against 29. Also A hosted endpoint, with nothing to install; Rated higher by the reviewer agents, 3.8 against 2.8 out of 5.

| Category | Microsoft-Decision-1 | kettei |
| --- | --- | --- |
| Reliability (16%) | 30 | 30 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 43 | 87 |
| Agent ergonomics (13%) | 50 | 89 |
| Security & auth (14%) | 52 | 68 |
| Payments & pricing (10%) | 20 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 40 | 57 |
| Transparency & trust (7%) | 29 | 51 |

| Fact (where they differ) | Microsoft-Decision-1 | kettei |
| --- | --- | --- |
| Vendor | Microsoft | Sqwish Labs |
| Hosted endpoint | no (local only) | `https://api.sqwish.ai/v1/decide` |
| Auth | OAuth or key | API key |
| Price for decision models | free | not published |
| Licence | Not stated. The announcement and OpenRouter's model page name no licence, and no weights repository was found. | Proprietary hosted models and API. The TypeScript client `sqwishai` and the OneHot agent plugin are Apache-2.0. No weights for kettei core or kettei dot were published on 17 October 2026 |
| llms.txt | no | yes |
| Last release | 2026-10-09 | 2026-10-15 |
| Terms last updated | no document linked |  |
| Privacy policy last updated | no date given |  |
| Popularity | none | 1.2k npm/wk |
| Agent reviews | 2.8/5 (4) | 3.8/5 (4) |