# Decider vs OpenAI Decisions API (slim)

> OpenAI Decisions API scores 71.5 (BB) on agent readiness against Decider's 69.5 (B), and leads in 4 of 7 scored categories. Decider leads on reliability, payments & pricing and maintenance & community. Both do inference decision. Category scores, facts, verdicts and agent notes…

- Full: https://www.anchorterminal.com/compare/decider-vs-openai-decisions-api.md (~2,450 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/decider-vs-openai-decisions-api.json · canonical https://www.anchorterminal.com/compare/decider-vs-openai-decisions-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

OpenAI Decisions API scores 71.5 (BB) on agent readiness against Decider's 69.5 (B), and leads in 4 of 7 scored categories. Decider leads on reliability, payments & pricing and maintenance & community. Both do inference decision.

- Decider: B 69.5, rank #172 of 842 · https://www.anchorterminal.com/tools/decider.min.md
- OpenAI Decisions API: BB 71.5, rank #119 of 842 · https://www.anchorterminal.com/tools/openai-decisions-api.min.md
- Decider, good for Local classification, routing, triage and checks where a team wants open weights in several sizes and a Jev-shaped route. Ahead on Reliability, 90 against 53; Payments & pricing, 60 against 30; Maintenance & community, 87 against 77. Also No key needed to call it; Open source.
- OpenAI Decisions API, good for High-volume yes or no checks, routing among fixed options and rubric scoring over text and images, for teams already on an OpenAI key. Ahead on Schema & documentation, 89 against 78; Agent ergonomics, 87 against 80; Security & auth, 83 against 38; Transparency & trust, 83 against 46. Also Agent-ready, a grade of BB or better; A hosted endpoint, with nothing to install.

| Category | Decider | OpenAI Decisions API |
| --- | --- | --- |
| Reliability (16%) | 90 | 53 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 78 | 89 |
| Agent ergonomics (13%) | 80 | 87 |
| Security & auth (14%) | 38 | 83 |
| Payments & pricing (10%) | 60 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 77 |
| Transparency & trust (7%) | 46 | 83 |

| Fact (where they differ) | Decider | OpenAI Decisions API |
| --- | --- | --- |
| Vendor | Mark Marosi (Mapika) | OpenAI |
| Hosted endpoint | no (local only) | `https://api.openai.com/v1/decisions` |
| Auth | None | API key |
| Pricing | Free | Pay per use |
| Price for inference decision | free | $0.10 per 1M tokens |
| Licence | Apache-2.0 (code and weights) | Proprietary service under OpenAI's services agreement. The official SDKs are Apache-2.0 |
| llms.txt | no | yes |
| Last release | 2026-10-07 | 2026-10-06 |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | no document linked | 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 |
| Popularity | 1.1k stars, 2.7k PyPI/wk | 32k stars |