Benchmarks / Agentic

Terminal-Bench 2.1

Terminal-Bench 2.1 (verified revision of 2.0): task resolution rate for agent+model pairs on terminal tasks. Kept for time travel.

13models
–Open Index weight
–last updated

Terminal-Bench 2.1

Higher is better · best effort per model

Chart settings
13 of 13 selected

full table below

#ModelEffortScoreCost / taskHarness
1GPT-6 Astrahigh87.4%–Codex
2Fable 5xhigh83.8%–Claude Code
3GPT-5.5xhigh83.2%–Codex
4Grok 4.5high79.3%–Cursor CLI
5Opus 4.8high78.9%–Claude Code
6GPT-5.6 Terramax78.4%–Codex
7Muse Spark 1.1xhigh76.2%–mini-SWE-agent
8GPT-5.6 Lunamax75.7%–Codex
9Sonnet 5high74.6%–Claude Code
10Gemini 3 Prohigh73.9%–Terminus 2
11Opus 4.7max68.9%–Claude Code
12Gemini 3.1 Prohigh65.8%–Gemini CLI
13GLM 5.1max58.6%–Claude Code