Kimi K2 (0905)vsQwen3-Coder
Kimi K2 (0905) | Qwen3-Coder | |
|---|---|---|
| Specifications | ||
Parameters | 1T | 480B |
Context window | 256k | 256k |
| Benchmarks | ||
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 65.8% | — |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | 75.1% | — |
| Overview | ||
| Company | Moonshot AI | Qwen |
| Release date | Sep 5 2025 | Jul 22 2025 |
| Access | Open Weight | Open Weight |
Which is better: Kimi K2 (0905) or Qwen3-Coder?
Kimi K2 (0905) and Qwen3-Coder don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Qwen3-Coder shipped 45 days before Kimi K2 (0905), so benchmark comparisons should account for the intervening progress.
Kimi K2 (0905) has 1T parameters, while Qwen3-Coder has 480B. Context windows are 256k (Kimi K2 (0905)) vs 256k (Qwen3-Coder).
Direct benchmark comparisons are unavailable — Kimi K2 (0905) and Qwen3-Coder don't publish scores on any of the same benchmarks.
Frequently asked questions
Kimi K2 (0905) was released by Moonshot AI on Sep 5 2025.
Qwen3-Coder was released by Qwen on Jul 22 2025.
Kimi K2 (0905) has a 256k context window; Qwen3-Coder has 256k.
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