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DeepSeek V2.5 (Revised) vs Kimi K2.6

DeepSeek DeepSeek V2.5 (Revised) vs Moonshot AI Kimi K2.6 — side-by-side specs.

DeepSeek
DeepSeek V2.5 (Revised)
Moonshot AI
Kimi K2.6
Overview
CompanyDeepSeekMoonshot AI
Release dateDec 2024Apr 21 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapDeepSeek V2.5 (Revised) shipped 506 days before Kimi K2.6

Which is better: DeepSeek V2.5 (Revised) or Kimi K2.6?

DeepSeek V2.5 (Revised) and Kimi K2.6 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. DeepSeek V2.5 (Revised) shipped 506 days before Kimi K2.6, so benchmark comparisons should account for the intervening progress.

DeepSeek V2.5 (Revised) is an open-source / open-weight model; Kimi K2.6 is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was DeepSeek V2.5 (Revised) released?
DeepSeek V2.5 (Revised) was released by DeepSeek on Dec 2024.
When was Kimi K2.6 released?
Kimi K2.6 was released by Moonshot AI on Apr 21 2026.
Is DeepSeek V2.5 (Revised) or Kimi K2.6 open source?
DeepSeek V2.5 (Revised) is an open-source / open-weight model released by DeepSeek. Kimi K2.6 is a proprietary model released by Moonshot AI.

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