Kimi K1.5vsQwen3.8-Max

Kimi K1.5
Qwen3.8-Max
Specifications
Parameters
2.4T
Context window
128k
1M
Benchmarks
Agentic coding
SWE-Bench Pro
67.7%
Research reproduction
PaperBench
93%
Agentic terminal coding
Terminal-Bench 2.1
86.6%
Professional tool use
JobBench
53.4%
Agentic computer use
OSWorld-Verified
86.1%
Chart reasoning
CharXiv Reasoning
88.4%
Visual reasoning
BabyVision
82%
Overview
CompanyMoonshot AIQwen
Release dateJan 20 2025Aug 3 2026
AccessProprietaryProprietary

Which is better: Kimi K1.5 or Qwen3.8-Max?

Kimi K1.5 and Qwen3.8-Max don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi K1.5 shipped 560 days before Qwen3.8-Max, so benchmark comparisons should account for the intervening progress.

Context windows are 128k (Kimi K1.5) vs 1M (Qwen3.8-Max).

Direct benchmark comparisons are unavailable — Kimi K1.5 and Qwen3.8-Max 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.

Qwen3.8-Max was released by Qwen on Aug 3 2026.

Kimi K1.5 has a 128k context window; Qwen3.8-Max has 1M.

Other comparisons