Kimi Code Bench v2 (Internal)
Can the model complete substantial programming work under this benchmark's agent setup?
Top rankings
One row per model, using its best reported score across effort settings.
| Rank | Model | Best score | Best reported setting |
|---|---|---|---|
| 1 | GPT-5.5OpenAI | 69.0% | xhigh effortMoonshot AI report1 value · 1 reportJul 22, 2026 · source |
| 2 | Claude Opus 4.8Anthropic | 67.4% | xhigh effortMoonshot AI report1 value · 1 reportJul 22, 2026 · source |
| 3 | Kimi K2.7 CodeMoonshot AI | 62.0% | thinking effortMoonshot AI report1 value · 1 reportJul 22, 2026 · source |
| 4 | Kimi K2.6Moonshot AI | 50.9% | thinking effortMoonshot AI report1 value · 1 reportJul 22, 2026 · source |
Effort curve
Every sourced cost-linked effort value for this exact version. Lines connect complete sweeps only.
Definition and comparison boundaryinternal methodology
Can the model complete substantial programming work under this benchmark's agent setup?
Software implementation, debugging, or repository work under the published evaluation protocol. Higher is better. The value is the percentage reported in this lab's table.
This is a publisher-defined internal evaluation. The task set or grading details are not fully public, so treat it as directional evidence.
Kimi Code CLI with thinking enabled, temperature 1.0, top-p 0.95, and 262,144-token context; GPT-5.5 used Codex xhigh and Claude Opus 4.8 used Claude Code xhigh.
Method / source