WhichAI / Models / Kimi K3

Kimi K3

· verified July 26, 2026

public paid api in Generator coding reasoning agents vision long-context

Provider

Statuspublic

AA Intelligence Index57.1 (July 16, 2026 snapshot)

Released2026-07-16

Context window1M

ModalitiesText + vision

API price $/1M (in / out)$3 / $15

Speedn/a

AccessAPI $3/$15 per 1M tokens ($0.30 cached) · kimi.com chat · open weights announced for July 27 (Modified MIT)

In one line

Moonshot's July 16 flagship: 2.8T-parameter MoE with 1M context and native vision. #3 on the AA index (57.1), best published BrowseComp (91.2%) and #1 Frontend Code Arena at launch - the strongest agentic challenger to the US frontier.

Coding90

Reasoning91

Writing78

Agents & tools94

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

Alternatives worth a look

Claude Opus 4.8 (Anthropic) · AA 55.7Claude Pro $20/mo · API
GPT-5.6 Sol (OpenAI) · AA 58.9Released July 9, 2026 (rolling out) · API $5/$30 per 1M tokens · up to 750 tok/s on Cerebras
GPT-5.6 Terra (OpenAI) · AA 55Released July 9, 2026 · API $2.50/$15 per 1M tokens

Head-to-head: Kimi K3 vs GPT-5.6 Sol · Kimi K3 vs GLM-5.2 · Kimi K3 vs Claude Opus 4.8

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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).