PLE Dev - structural - opencode: 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 October 2027. 17 models tracked.

Top models

#ModelScoreOverall rank
1Gemini 4 Argon0.33#9
2Claude Sonnet 5.50.32#12
3Claude Opus 5.50.3#3
4Claude Opus 50.3#15
5Claude Fable 50.28#19
6Gemini 3.8 Flash0.23#25
7Grok 4.70.23#27
8GLM-5.20.18#77
9DeepSeek V4.1 Flash0.12#38
10Gemini 3.1 Pro (Preview)0.08#61
11Qwen 3 Coder 480B A35B0.04#279
12GPT-OSS-120B0.03#341
13Kimi K2 (Thinking)0.02#246 (Kimi K2)
14MiniMax-M20.01#322
15Llama 4 Maverick0#477

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-structural-opencode · How It Works · Data refreshed daily, snapshot 2026-10-29.