WorkflowArena - SCI - Continuous Score: leaderboard

WorkflowArena v1, 145 tasks across eight domains, native Continuous Score on SCI. Resolved requires all acceptance criteria; continuous outcome credits partial progress. Overall is the equal-weight domain mean. Codex 0.164.0 / Claude Code 2.1.280, exact native harness and effort retained. No transfer from the separate 32-task workflow-transfer cohort, no cross-harness or compute pooling.

Metric: Continuous Score (0–100). Source: arxiv.org. Saturation forecast: Rough model projection: around 2026. 25 models tracked.

Top models

#ModelScoreOverall rank
1Claude Opus 5.5 (WorkflowArena Run: harness=Claude Code; effort=max; protocol=145-task-v1)94.71
2Claude Opus 5.5 (WorkflowArena Run: harness=Claude Code; effort=high; protocol=145-task-v1)87.97
3Claude Opus 5.5 (WorkflowArena Run: harness=Claude Code; effort=medium; protocol=145-task-v1)86.26
4Claude Sonnet 5.5 (WorkflowArena Run: harness=Claude Code; effort=max; protocol=145-task-v1)84.31
5GPT-6.1 Sol (WorkflowArena Run: harness=Codex; effort=low; protocol=145-task-v1)82.43
6GPT-6.1 Sol (WorkflowArena Run: harness=Codex; effort=xhigh; protocol=145-task-v1)82.21
7GPT-6 Astra (WorkflowArena Run: harness=Codex; effort=xhigh; protocol=145-task-v1)82.18
8Claude Sonnet 5.5 (WorkflowArena Run: harness=Claude Code; effort=xhigh; protocol=145-task-v1)82.11
9Claude Opus 5.5 (WorkflowArena Run: harness=Claude Code; effort=xhigh; protocol=145-task-v1)82.03
10GPT-6.1 Sol (WorkflowArena Run: harness=Codex; effort=max; protocol=145-task-v1)79.76

Interactive version: theaggregate.ai/benchmark?slug=workflowarena-sci-continuous-score · How It Works · Data refreshed daily, snapshot 2026-11-12.