PLE Hidden Test - mechanical - hermes: leaderboard

PLE evaluates agents on 56 hidden tasks from professional engineering work. Results distinguish the agent tools and engineering discipline. Mean task reward (0–1).

Metric: Mean task reward (0–1). Source: ple-bench.com. Saturation forecast: Around September 2027. 17 models tracked.

Top models

#ModelScoreOverall rank
1Claude Sonnet 5.50.43#12
2Claude Opus 5.50.39#3
3Claude Opus 50.38#15
4Gemini 4 Argon0.34#9
5Claude Fable 50.32#19
6GLM-5.20.25#77
7Grok 4.70.24#27
8Gemini 3.8 Flash0.18#25
9Gemini 3.1 Pro (Preview)0.15#61
10DeepSeek V4.1 Flash0.08#38
11Qwen 3 Coder 480B A35B0.07#279
12MiniMax-M20.06#322
13Kimi K2 (Thinking)0.05#246 (Kimi K2)
14GPT-OSS-120B0.04#341
15Qwen 3 Next 80B A3B Instruct0.02#375

No result here: #5 GPT-6 Astra, #7 GPT-6.1 Sol, #10 Claude Fable 5.1.

Interactive version: theaggregate.ai/benchmark?slug=ple-hidden-test-mechanical-hermes · How It Works · Data refreshed daily, snapshot 2026-10-29.