AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Home/Compare/Gemini 2.5 Flash vs Kimi K2.6

Gemini 2.5 Flash vs Kimi K2.6

Google Gemini 2.5 Flash vs Moonshot AI Kimi K2.6 — side-by-side specs.

Google
Gemini 2.5 Flash
Moonshot AI
Kimi K2.6
Overview
CompanyGoogleMoonshot AI
Release dateApr 17 2025Apr 21 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapGemini 2.5 Flash shipped 369 days before Kimi K2.6

Which is better: Gemini 2.5 Flash or Kimi K2.6?

Gemini 2.5 Flash and Kimi K2.6 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Gemini 2.5 Flash shipped 369 days before Kimi K2.6, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

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 Gemini 2.5 Flash released?
Gemini 2.5 Flash was released by Google on Apr 17 2025.
When was Kimi K2.6 released?
Kimi K2.6 was released by Moonshot AI on Apr 21 2026.

Other comparisons