Head to head
Drex Max scores 84.1 and Tev1 4B Experimental 71.5 on the System One Index. Drex Max is more accurate on 14 of 16 text datasets, Tev1 4B Experimental on 2. Same cases, same request, same scorer.
| Drex Max | Tev1 4B Experimental | |
|---|---|---|
| System One Index | 84.1 | 71.5 |
| English | 82.8 | 66.4 |
| Arabic | 84.5 | 75.8 |
| Vision Index | – | – |
| Calibration error | 6.2% | 5.3% |
| Median latency | 277 ms | 232 ms |
| Cost per 1,000 calls | $0.021 | $0.019 |
| Drex Max | Tev1 4B Experimental | |
|---|---|---|
| AG News English | 90.5 | 91.5 |
| SST-2 English | 96.0 | 94.0 |
| SST-5 English | 59.0 | 43.0 |
| DAIR Emotion English | 65.0 | 56.5 |
| Banking77 English | 90.5 | 1.0 |
| BoolQ English | 93.0 | 91.0 |
| XNLI English English | 95.3 | 87.3 |
| Typed decisions English | 73.0 | 67.0 |
| XNLI French French | 91.3 | 82.7 |
| XNLI Arabic Arabic | 89.3 | 76.0 |
| MASSIVE scenario Arabic | 73.0 | 56.5 |
| MASSIVE intent Arabic | 88.0 | 70.0 |
| OSACT4 offensive Arabic | 93.5 | 84.5 |
| Tweet sentiment Arabic | 69.0 | 70.5 |
| MIRACL rerank Arabic | 89.5 | 85.5 |
| MIRACL pairwise Arabic | 89.5 | 87.5 |
Model pages: Drex Max · Tev1 4B Experimental. Latency for API models is the median per call through OpenRouter, timed from a cloud server with 8 calls in flight.