# Microsoft-Decision-1 vs pplx-decider (slim)

> pplx-decider scores 62.9 (B) to Microsoft-Decision-1's 39 (E) for decision models. Microsoft-Decision-1 is cheaper for decision models, $0 against $0 per 1M tokens. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/microsoft-decision-1-vs-pplx-decider.md (~2,750 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/microsoft-decision-1-vs-pplx-decider.json · canonical https://www.anchorterminal.com/compare/microsoft-decision-1-vs-pplx-decider
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-10

pplx-decider scores 62.9 (B) on agent readiness against Microsoft-Decision-1's 39 (E), and leads in every scored category. Both do decision models. Microsoft-Decision-1 is cheaper for decision models, $0 against $0 per 1M tokens.

- Microsoft-Decision-1: E 39, rank #921 of 954 · https://www.anchorterminal.com/tools/microsoft-decision-1.min.md
- pplx-decider: B 62.9, rank #418 of 954 · https://www.anchorterminal.com/tools/pplx-decider.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. Also Cheaper for decision models, $0 against $0 per 1M tokens.
- pplx-decider, good for High-volume classification, routing and rubric scoring over text and images where a team wants a low hosted price and the option to run the same weights itself. Ahead on Reliability, 61 against 30; Schema & documentation, 90 against 43; Agent ergonomics, 76 against 50; Security & auth, 61 against 52; Payments & pricing, 25 against 20; Maintenance & community, 62 against 40; Transparency & trust, 52 against 32. Also Cheaper for decision models, $0 against $0 per 1M tokens; A hosted endpoint, with nothing to install.

| Category | Microsoft-Decision-1 | pplx-decider |
| --- | --- | --- |
| Reliability (16%) | 30 | 61 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 43 | 90 |
| Agent ergonomics (13%) | 50 | 76 |
| Security & auth (14%) | 52 | 61 |
| Payments & pricing (10%) | 20 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 40 | 62 |
| Transparency & trust (7%) | 32 | 52 |

| Fact (where they differ) | Microsoft-Decision-1 | pplx-decider |
| --- | --- | --- |
| Vendor | Microsoft | Perplexity |
| Hosted endpoint | no (local only) | `https://api.perplexity.ai/v1/decisions` |
| Auth | OAuth or key | API key |
| Licence | Not stated. The announcement and OpenRouter's model page name no licence, and no weights repository was found. | Apache-2.0 for the published weights. The hosted Decisions API is a proprietary service |
| llms.txt | no | yes |
| Last release | 2026-10-09 | 2026-10-05 |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated |  | couldn't be read |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |