Computer Anthology Terminal Tasks (Claude Code): leaderboard

Vetto's Computer Anthology Terminal Tasks v1.0 run under the Claude Code agent scaffold — 100 held-out terminal jobs graded by per-task sandboxed verifiers; pass@1 over 5 trials per task. Reported per model+scaffold pair because the scaffold moves the score substantially.

Metric: pass@1 (%). Source: vetto.ai. Saturation forecast: Around November 2027. 5 models tracked.

Top models

#ModelScoreOverall rank
1Claude Fable 5.1 (High)55.2#10 (Claude Fable 5.1)
2Claude Opus 5 (High)54#16 (Claude Opus 5)
3Claude Fable 5 (High)54#20 (Claude Fable 5)
4Claude Opus 4.8 (High)38#39 (Claude Opus 4.8)
5Claude Sonnet 5 (High)25.6#65 (Claude Sonnet 5)

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=computer-anthology-terminal-tasks-claude-code · How It Works · Data refreshed daily, snapshot 2026-11-05.