Kimi K2.6 review, price and benchmarks (2026)

public free open-weights api in Generator coding agents long-context

Provider

Statuspublic

AA Intelligence Index44.2 (July 16, 2026 snapshot)

Releasedn/a

Context windown/a

Modalitiesn/a

API price $/1M (in / out)n/a

Speedn/a

AccessOpen weights · API hosts · free chat app

In one line

Strong open coding (SWE-bench Verified 80.2%) and long agentic tasks - now the smaller sibling of the flagship K3.

Coding88

Reasoning76

Writing66

Agents & tools82

Category scores (0-100) are WhichAI blended ratings: public category leaderboards plus editorial judgment. Guidance, not official measurements.

Alternatives worth a look

GPT-5.3-Codex (OpenAI) · AA 44.3API · Codex tooling
DeepSeek V4 Pro (DeepSeek) · AA 44.3Free chat app · open weights · very cheap API · 1M context default
MiniMax M3 (MiniMax) · AA 44.4Open weights · API hosts

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Artificial Analysis Intelligence Index, 2026 rebased scale (top models ≈ 55–60). Snapshot: July 24, 2026 (BenchLM mirror), retrieved July 26, 2026. Context, price and release data come from vendor pages and public pricing mirrors (retrieved July 19, 2026). Missing values are not published or not yet verified - shown as -. Sources are linked inside the app (Model guide and About > Methodology).