Head to head
Clef Omni scores 79.7 and Drex Max 84.1 on the System One Index. Clef Omni is more accurate on 4 of 16 text datasets, Drex Max on 12. Same cases, same request, same scorer.
| Clef Omni | Drex Max | |
|---|---|---|
| System One Index | 79.7 | 84.1 |
| English | 78.6 | 82.8 |
| Arabic | 80.5 | 84.5 |
| Vision Index | 72.2 | – |
| Calibration error | 3.4% | 6.2% |
| Median latency | 208 ms | 277 ms |
| Cost per 1,000 calls | $0.074 | $0.021 |
| Clef Omni | Drex Max | |
|---|---|---|
| AG News English | 89.0 | 90.5 |
| SST-2 English | 97.0 | 96.0 |
| SST-5 English | 51.0 | 59.0 |
| DAIR Emotion English | 56.0 | 65.0 |
| Banking77 English | 96.0 | 90.5 |
| BoolQ English | 90.0 | 93.0 |
| XNLI English English | 82.7 | 95.3 |
| Typed decisions English | 67.0 | 73.0 |
| XNLI French French | 82.7 | 91.3 |
| XNLI Arabic Arabic | 73.3 | 89.3 |
| MASSIVE scenario Arabic | 89.0 | 73.0 |
| MASSIVE intent Arabic | 91.5 | 88.0 |
| OSACT4 offensive Arabic | 90.5 | 93.5 |
| Tweet sentiment Arabic | 50.0 | 69.0 |
| MIRACL rerank Arabic | 83.0 | 89.5 |
| MIRACL pairwise Arabic | 86.5 | 89.5 |
| Clef Omni | Drex Max | |
|---|---|---|
| SST-2, as an image | 89.5 | – |
| Arabic sentiment, as an image | 28.5 | – |
| Oxford-IIIT Pet | 88.0 | – |
| VQAv2 yes/no | 87.0 | – |
| CountBench | 68.0 | – |
Model pages: Clef Omni · Drex Max. Latency for API models is the median per call through OpenRouter, timed from a cloud server with 8 calls in flight.