# Liquid d1 vs OpenAI Decisions API (slim)

> OpenAI Decisions API scores 71.5 (BB) on agent readiness against Liquid d1's 43.5 (E), and leads in every scored category. Both do inference decision. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/liquid-d1-vs-openai-decisions-api.md (~2,250 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/liquid-d1-vs-openai-decisions-api.json · canonical https://www.anchorterminal.com/compare/liquid-d1-vs-openai-decisions-api
- 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 Liquid d1's 43.5 (E), and leads in every scored category. Both do inference decision.

- Liquid d1: E 43.5, rank #582 of 629 · https://www.anchorterminal.com/tools/liquid-d1.min.md
- OpenAI Decisions API: BB 71.5, rank #102 of 629 · https://www.anchorterminal.com/tools/openai-decisions-api.min.md
- Liquid d1, good for Classification, routing, yes or no gates and rubric scoring over text and images at a low per-token price, or on your own hardware with d1-3B where data can't leave.
- 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 21; Schema & documentation, 89 against 59; Agent ergonomics, 87 against 63; Security & auth, 83 against 35; Maintenance & community, 77 against 60; Transparency & trust, 83 against 54. Also Agent-ready, a grade of BB or better.

| Category | Liquid d1 | OpenAI Decisions API |
| --- | --- | --- |
| Reliability (16%) | 21 | 53 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 59 | 89 |
| Agent ergonomics (13%) | 63 | 87 |
| Security & auth (14%) | 35 | 83 |
| Payments & pricing (10%) | 27 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 60 | 77 |
| Transparency & trust (7%) | 54 | 83 |

| Fact (where they differ) | Liquid d1 | OpenAI Decisions API |
| --- | --- | --- |
| Vendor | Liquid AI | OpenAI |
| Hosted endpoint | `https://api.liquid.ai/decisions/v1/systemone` | `https://api.openai.com/v1/decisions` |
| Pricing | Freemium | Pay per use |
| Price for inference decision | not published | $0.10 per 1M tokens |
| Licence | The hosted d1 model is proprietary under Liquid AI's terms of service. The d1-3B and d1-omni-600M weights and model code are under the LFM Open Licence v1.0, which is based on Apache-2.0 and conditions commercial use on annual revenue under $10 million. Training code and data aren't published | Proprietary service under OpenAI's services agreement. The official SDKs are Apache-2.0 |
| Last release | 2026-10-07 | 2026-10-06 |
| Terms last updated | 2026-09-30 | couldn't be read |
| Privacy policy last updated | 2026-09-30 | couldn't be read |
| Customer content may train models | yes | couldn't be read |
| Terms restrict automated access | not found in the text | couldn't be read |
| Terms restrict benchmarking | not found in the text | couldn't be read |
| Terms or service can change without notice | not found in the text | couldn't be read |
| Arbitration or class-action waiver | not found in the text | couldn't be read |
| Popularity | none | 32k stars |