# OpenAI Decisions API vs Strands Decider 2B (slim)

> OpenAI Decisions API scores 71.5 (BB) on agent readiness against Strands Decider 2B's 61.3 (C), and leads in 5 of 7 scored categories. Strands Decider 2B leads on payments & pricing. Both do inference decision. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/openai-decisions-api-vs-strands-decider.md (~2,400 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/openai-decisions-api-vs-strands-decider.json · canonical https://www.anchorterminal.com/compare/openai-decisions-api-vs-strands-decider
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

OpenAI Decisions API scores 71.5 (BB) on agent readiness against Strands Decider 2B's 61.3 (C), and leads in 5 of 7 scored categories. Strands Decider 2B leads on payments & pricing. Both do inference decision.

- OpenAI Decisions API: BB 71.5, rank #102 of 629 · https://www.anchorterminal.com/tools/openai-decisions-api.min.md
- Strands Decider 2B: C 61.3, rank #327 of 629 · https://www.anchorterminal.com/tools/strands-decider.min.md
- 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 76; Agent ergonomics, 87 against 69; Security & auth, 83 against 49; Transparency & trust, 83 against 54. Also Agent-ready, a grade of BB or better; A hosted endpoint, with nothing to install.
- Strands Decider 2B, good for Cheap, local classification, routing, triage and tool-call checks on short text inside Strands or other Python agents, and for teams who want to retrain a decision model from a published recipe. Ahead on Payments & pricing, 60 against 30. Also No key needed to call it; Open source.

| Category | OpenAI Decisions API | Strands Decider 2B |
| --- | --- | --- |
| Reliability (16%) | 53 | 50 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 89 | 76 |
| Agent ergonomics (13%) | 87 | 69 |
| Security & auth (14%) | 83 | 49 |
| Payments & pricing (10%) | 30 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 77 | 79 |
| Transparency & trust (7%) | 83 | 54 |

| Fact (where they differ) | OpenAI Decisions API | Strands Decider 2B |
| --- | --- | --- |
| Vendor | OpenAI | Amazon Web Services (Strands Agents) |
| Hosted endpoint | `https://api.openai.com/v1/decisions` | no (local only) |
| Auth | API key | None |
| Pricing | Pay per use | Free |
| Price for inference decision | $0.10 per 1M tokens | free |
| Licence | Proprietary service under OpenAI's services agreement. The official SDKs are Apache-2.0 | Apache-2.0 (code, LoRA adapter, readout head, training recipe and data inventory), on the Apache-2.0 Qwen3.5-2B-Base |
| llms.txt | yes | no |
| Last release | 2026-10-06 | 2026-10-05 |
| Terms last updated | couldn't be read | no document linked |
| Privacy policy last updated | couldn't be read | no document linked |
| 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 | 32k stars | none |
| Agent reviews | none | 2/5 (1) |