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Gemini 1.5 Flash vs Kimi K1.5

Google Gemini 1.5 Flash vs Moonshot AI Kimi K1.5 — side-by-side specs.

Google
Gemini 1.5 Flash
Moonshot AI
Kimi K1.5
Overview
CompanyGoogleMoonshot AI
Release dateMay 14 2024Jan 20 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
128k
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapGemini 1.5 Flash shipped 251 days before Kimi K1.5

Which is better: Gemini 1.5 Flash or Kimi K1.5?

Gemini 1.5 Flash and Kimi K1.5 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Gemini 1.5 Flash shipped 251 days before Kimi K1.5, 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 1.5 Flash released?
Gemini 1.5 Flash was released by Google on May 14 2024.
When was Kimi K1.5 released?
Kimi K1.5 was released by Moonshot AI on Jan 20 2025.

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