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What each one decides, how well calibrated it is, how fast it answers and what it costs to pull. Up to 4 at a time; the better value in each row is marked.
| Property | contrastive-lm/clm | typesafe-ai/jev |
|---|---|---|
| Summary | Contrastive Language Models score a state against a set of candidate actions with a contrastive objective. Two projection heads on frozen Qwen3-8B embeddings, trained with InfoNCE; clm-serve maps Choice, Score and Noul onto candidate ranking. | The first System One model. Reads a state, answers typed Choice, Score and Noul questions in one call with calibrated probabilities, and generates no text. Closed weights, served by TypeSafe AI. |
| Decides | choice, score, noul, rank, classify, route | choice, score, noul, classify, route |
| Architecture | clm | jev |
| Fine-tuned from | qwen/qwen3-8b | — |
| License | apache-2.0 | proprietary |
| Availability | Open weights | Hosted API |
| Hosted by | — | TypeSafe AI |
| Input price | — | $0.042/MTok |
| Decision accuracy | — | — |
| Calibration error | — | — |
| Valid action rate | — | — |
| Median latency | — | — |
| p95 latency | — | — |
| Evaluation suite | — | — |
| Latest version | 2026.09.25 | 1.13.0 |
| Variants | LICENSE | — |
| Size of latest version | 72.1 MB | — |
| Files | 3 | 0 |
| Downloads | 0 | 0 |
| Stars | 0 | 0 |
| Tags | system-one, contrastive, qwen, ranking, 8b | system-one, hosted, rlcd |
| Updated | Sep 26, 2026 | Sep 26, 2026 |