HELM Robo-Reward-Bench - Taco Play: leaderboard

The "Taco Play" 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 August 2027. 25 models tracked.

Top models

#ModelScoreOverall rank
1GPT-5.5 (xHigh)0.92#29 (GPT-5.5)
2GPT-5.5 (2026-04-23)0.98#24
3Gemini 3 Pro (Preview)0.99#66
4GPT-5 Mini (2025-08-07)1.08#174
5Gemini 3 Flash (Preview)1.09#84
6Llama 4 Maverick Instruct1.1#460
7GPT-51.11#104
8Gemini 2.5 Pro1.19#153
9Gemini 2.5 Flash Lite1.2#421
10GPT-5.1 (2025-11-13)1.24#105
11GPT-5.21.31#113
12Gemini 2.5 Flash1.34#242
13Llama 4 Scout Instruct1.42#542
14GPT-5 Nano1.66#428

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-taco-play · How It Works · Data refreshed daily, snapshot 2026-10-23.