System One Bench

Cloudflare ยท OpenRouter API

Clef Omni

Clef Omni by Cloudflare scores 79.7 on the System One Index (7th of 24) and 72.2 on the Vision Index (8th of 8). Calibration error 3.4%, median latency 208 ms.

System One Index
79.7
7th of 24
English
78.6
Arabic
80.5
Vision Index
72.2
8th of 8
Calibration error
3.4%
Lower is better
Median latency
208 ms
95th percentile 290 ms
Cost per 1,000 calls
$0.074
As billed

Text datasets

DatasetAccuracyRankBest on the boardCalibration error
AG News English89.011th of 2492.53.4%
SST-2 English97.01st of 2497.01.4%
SST-5 English51.015th of 2462.514.4%
DAIR Emotion English56.017th of 2491.521.0%
Banking77 English96.02nd of 2498.519.9%
BoolQ English90.06th of 2492.57.2%
XNLI English English82.717th of 2493.310.8%
Typed decisions English67.012th of 2479.02.7%
XNLI French French82.74th of 2490.76.9%
XNLI Arabic Arabic73.39th of 2689.38.2%
MASSIVE scenario Arabic89.02nd of 2689.56.3%
MASSIVE intent Arabic91.51st of 2691.57.2%
OSACT4 offensive Arabic90.55th of 2695.55.2%
Tweet sentiment Arabic50.021st of 2680.034.8%
MIRACL rerank Arabic83.013th of 2690.517.7%
MIRACL pairwise Arabic86.512th of 2691.010.0%

Image datasets

DatasetAccuracyRankBest on the boardCalibration error
SST-2, as an image89.57th of 896.05.5%
Arabic sentiment, as an image28.58th of 867.063.6%
Oxford-IIIT Pet88.02nd of 888.535.8%
VQAv2 yes/no87.05th of 889.55.4%
CountBench68.08th of 894.54.7%

This run

Model id
cloudflare/clef-omni
Runs on
OpenRouter API
Run date
2026-10-12
Latency
API, 8 in flight, timed 15 October 2026
Questions
4,850, 0 failed (counted wrong)

Compare

Ranks count the models charted on the leaderboard. Every model gets the same cases and the same request, under the benchmark rules.