PLE Dev - civil - agy: leaderboard

PLE evaluates agents on its separate 29-task development set 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 January 2027. 17 models tracked.

Top models

#ModelScoreOverall rank
1Claude Opus 50.65#15
2Claude Opus 5.50.62#3
3Claude Sonnet 5.50.55#12
4Gemini 4 Argon0.51#9
5Claude Fable 50.5#19
6Grok 4.70.43#27
7Gemini 3.8 Flash0.29#25
8GLM-5.20.24#77
9Gemini 3.1 Pro (Preview)0.17#61
10DeepSeek V4.1 Flash0.13#38
11Gemma 4 26B0.1#313
12MiniMax-M20.06#322
13GPT-OSS-120B0.05#341
14Kimi K2 (Thinking)0.04#246 (Kimi K2)
15Qwen 3 Coder 480B A35B0.03#279

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

Interactive version: theaggregate.ai/benchmark?slug=ple-dev-civil-agy · How It Works · Data refreshed daily, snapshot 2026-10-29.