Kimi K1.5vsQwen3-Coder-Next

Kimi K1.5
Qwen3-Coder-Next
Specifications
Parameters
80B
Context window
128k
256k
Benchmarks
Agentic coding
SWE-Bench Pro
44.3%
Coding
SWE-Bench Verified
70.6%
Multilingual coding
SWE-Bench Multilingual
62.8%
Agentic terminal coding
Terminal-Bench 2.0
36.2%
Overview
CompanyMoonshot AIQwen
Release dateJan 20 2025Feb 3 2026
AccessProprietaryOpen Weight

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

Kimi K1.5 and Qwen3-Coder-Next don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi K1.5 shipped 379 days before Qwen3-Coder-Next, so benchmark comparisons should account for the intervening progress.

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

Direct benchmark comparisons are unavailable — Kimi K1.5 and Qwen3-Coder-Next 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-Next was released by Qwen on Feb 3 2026.

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

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

Other comparisons