Kimi K1.5vsQwen3-Coder

Kimi K1.5
Qwen3-Coder
Specifications
Parameters
480B
Context window
128k
256k
Overview
CompanyMoonshot AIQwen
Release dateJan 20 2025Jul 22 2025
AccessProprietaryOpen Weight

Which is better: Kimi K1.5 or Qwen3-Coder?

Kimi K1.5 and Qwen3-Coder don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi K1.5 shipped 183 days before Qwen3-Coder, so benchmark comparisons should account for the intervening progress.

Context windows are 128k (Kimi K1.5) vs 256k (Qwen3-Coder). Kimi K1.5 is proprietary, while Qwen3-Coder is open weight.

Direct benchmark comparisons are unavailable — Kimi K1.5 and Qwen3-Coder don't publish scores on any of the same benchmarks.

Frequently asked questions

Kimi K1.5 was released by Moonshot AI on Jan 20 2025.

Qwen3-Coder was released by Qwen on Jul 22 2025.

Kimi K1.5 has a 128k context window; Qwen3-Coder has 256k.

Kimi K1.5 is a proprietary model released by Moonshot AI. Qwen3-Coder is an open weight model released by Qwen.

Other comparisons