Kimi K3
Released Jul 2026. Open weights, available for self-hosting and fine-tuning.
Kimi K3 is built by Moonshot AI and has 31 benchmark results tracked in the public leaderboard. It supports multimodal input, with a context window of 1.05M tokens. At the blended 8:1 input-to-output rate, it costs $4.33 per million tokens and delivers about 8.1 tokens per second.
Where Kimi K3 ranks
The chart below ranks every model in the comparison by overall capability, which is the average of a model's scores across the eight workload axes. Kimi K3 is the red bar. This is the single number to check first: it tells you where the model sits in the current pecking order before you dig into the detail.
Workload strengths
Each row below is the average normalized score across every benchmark tagged with that workload category. A higher number means the model performs better on that kind of task relative to the maximum possible score on those benchmarks. Categories where the model has no published results are shown as n/a.
| Workload | Index (0–1) |
|---|---|
| Reasoning | 79% |
| Coding | 67% |
| Agents | 63% |
| Math | 77% |
| Vision | 80% |
| Long Context | n/a |
| Writing | 53% |
| Knowledge | 80% |
How Kimi K3 stacks up against every other model
Below is every head-to-head comparison involving Kimi K3. Each card shows the win/loss tally across all workload axes and headline benchmarks. Tap any matchup for the full breakdown with per-benchmark scores, pricing, and workload recommendations.
Kimi K3vs GPT-5.6 Sol
GPT-5.6 Sol leads 7–6
Kimi K3vs Claude Opus 5
Kimi K3 leads 10–1
Kimi K3vs GPT-5.6 Sol
GPT-5.6 Sol leads 7–6
Kimi K3vs Claude Opus 5
Kimi K3 leads 10–1
Kimi K3vs Claude Fable 5
Kimi K3 leads 9–2
Kimi K3vs GPT-5.6 Terra
Kimi K3 leads 10–3
Kimi K3vs Qwen3.8 Max
Qwen3.8 Max leads 6–5
Kimi K3vs Grok 4.5
Kimi K3 leads 10–0
Kimi K3vs DeepSeek-V4-Flash-0731
Kimi K3 leads 10–0
Kimi K3vs GLM-5.2
Kimi K3 leads 8–2
Kimi K3vs Claude Sonnet 5
Kimi K3 leads 10–2
Kimi K3vs Claude Fable 5
Kimi K3 leads 9–2
Kimi K3vs GPT-5.6 Terra
Kimi K3 leads 10–3
Kimi K3vs Qwen3.8 Max
Qwen3.8 Max leads 6–5
Kimi K3vs Grok 4.5
Kimi K3 leads 10–0
Kimi K3vs DeepSeek-V4-Flash-0731
Kimi K3 leads 10–0
Kimi K3vs GLM-5.2
Kimi K3 leads 8–2
Kimi K3vs Claude Sonnet 5
Kimi K3 leads 10–2
Choose a matchup above, or start from the hub to pick any two models.