Moonshot AI Releases Kimi-K2.7-Code with Improved Coding and Reasoning Efficiency

Kimi

Jun 13, 2026

Moonshot AI released Kimi-K2.7-Code, an open-source coding model featuring significant benchmark gains, including a 21.8% improvement on Kimi Code Bench v2. The model achieves higher performance while using 30% fewer reasoning tokens than K2.6. It is available today via the Kimi API and Kimi Code, with a new beta program and high-speed mode launching soon.

Kimi K2.7 Code, Kimi K2.6, GPT-5.5 (xhigh), Opus 4.8 (xhigh), Coding, Agents, Kimi Code Bench v2*, Program Bench, MLS Bench Lite, Kimi Claw 24/7 Bench*, MCP Atlas, MCP Mark Verified, percentage(%), * Internal Benchmark — Kimi K2.7 Code and K2.6 performance comparison against GPT-5.5 and Opus 4.8 across coding and agent benchmarks.

Kimi-K2.7 Code vs Kimi-K2.6 : Performance vs Tokens; Kimi-K2.6; Kimi-K2.7 Code; Kimi Code Bench v2; Program Bench; MLS Bench Lite; ← Closer to the left (fewer tokens) is better; Performance; Tokens (k) — Kimi-K2.7 Code outperforms Kimi-K2.6 across multiple benchmarks, achieving higher performance with significantly fewer tokens required.

View the full update on huggingface.co

Kimi.ai

@Kimi_Moonshot1d ago

🌘 Kimi-K2.7-Code, our latest coding model, is now released and open-sourced! 🔷 Improved coding & agent performance over K2.6: +21.8% on Kimi Code Bench v2, +11.0% on Program Bench, and +31.5% on MLS Bench Lite. 🔷 Reasoning efficiency: Less overthinking, with 30% lower reasoning-token usage compared to K2.6. 🔷 Long-horizon coding: Improved instruction following, higher end-to-end coding task success rates. ⚡️ 6x High-Speed Mode coming soon! 🔌 Available today via Kimi API and Kimi Code. 🔗 Kimi Code: https://t.co/uvoSJKyGCY 🔗 API: https://t.co/EOZkbOwCN4

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