# GLiClass vs OpenAI Decisions API (slim)

> OpenAI Decisions API scores 71.5 (BB) on agent readiness against GLiClass's 49.9 (D), and leads in 6 of 7 scored categories. GLiClass leads on payments & pricing. Both do inference decision. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/gliclass-vs-openai-decisions-api.md (~2,450 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/gliclass-vs-openai-decisions-api.json · canonical https://www.anchorterminal.com/compare/gliclass-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 GLiClass's 49.9 (D), and leads in 6 of 7 scored categories. GLiClass leads on payments & pricing. Both do inference decision.

- GLiClass: D 49.9, rank #697 of 842 · https://www.anchorterminal.com/tools/gliclass.min.md
- OpenAI Decisions API: BB 71.5, rank #119 of 842 · https://www.anchorterminal.com/tools/openai-decisions-api.min.md
- GLiClass, good for Topic, intent and sentiment routing over a known label set on the owner's own CPU or GPU, where many labels must be scored at once. Ahead on Payments & pricing, 60 against 30. 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 Reliability, 53 against 43; Schema & documentation, 89 against 49; Agent ergonomics, 87 against 60; Security & auth, 83 against 38; Maintenance & community, 77 against 44; Transparency & trust, 83 against 64. Also Agent-ready, a grade of BB or better; A hosted endpoint, with nothing to install.

| Category | GLiClass | OpenAI Decisions API |
| --- | --- | --- |
| Reliability (16%) | 43 | 53 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 49 | 89 |
| Agent ergonomics (13%) | 60 | 87 |
| Security & auth (14%) | 38 | 83 |
| Payments & pricing (10%) | 60 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 44 | 77 |
| Transparency & trust (7%) | 64 | 83 |

| Fact (where they differ) | GLiClass | OpenAI Decisions API |
| --- | --- | --- |
| Vendor | Knowledgator | 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 (library and the model weights we checked) | Proprietary service under OpenAI's services agreement. The official SDKs are Apache-2.0 |
| llms.txt | no | yes |
| Last release | 2026-07-21 | 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 | 555 stars, 13k PyPI/wk | 32k stars |