HELM Robo-Reward-Bench - Stanford Hydra Dataset Converted Externally To Rlds: leaderboard

The "Stanford Hydra Dataset Converted Externally To Rlds" subtask of HELM Robo-Reward-Bench. Stanford HELM's Robo-Reward-Bench: vision-language models act as reward models over robot manipulation episodes, predicting task progress or success from video.

Metric: Absolute Error. Source: crfm.stanford.edu. Saturation forecast: Around July 2027. 25 models tracked.

Top models

#ModelScoreOverall rank
1Gemini 2.5 Pro0.49#153
2GPT-5.5 (xHigh)0.62#29 (GPT-5.5)
3Gemini 3 Flash (Preview)0.66#84
4GPT-50.67#104
5GPT-5.5 (2026-04-23)0.73#24
6GPT-5.20.78#113
7GPT-5 Mini (2025-08-07)0.84#174
8Gemini 3 Pro (Preview)0.85#66
9Gemini 2.5 Flash0.96#242
10Gemini 2.5 Flash Lite1.04#421
11GPT-5.1 (2025-11-13)1.07#105
12Llama 4 Maverick Instruct1.32#460
13GPT-5 Nano1.34#428
14Llama 4 Scout Instruct2.16#542

No result here: #4 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=helm-robo-reward-bench-stanford-hydra-dataset-converted-externally-to-rlds · How It Works · Data refreshed daily, snapshot 2026-10-23.