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

Gemini 2.5 Flash vs Kimi-Dev

Google
Gemini 2.5 Flash
Moonshot AI
Kimi-Dev
Overview
CompanyGoogleMoonshot AI
Release dateApr 17 2025Jun 2025
AccessProprietaryOpen Weight
Specifications
Parameters
72B
Benchmarks
Nonsense detection
BullshitBench v2
19%
Timeline
Release gapGemini 2.5 Flash shipped 45 days before Kimi-Dev

Which is better: Gemini 2.5 Flash or Kimi-Dev?

Gemini 2.5 Flash and Kimi-Dev don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 2.5 Flash shipped 45 days before Kimi-Dev, so benchmark comparisons should account for the intervening progress.

Gemini 2.5 Flash is proprietary, while Kimi-Dev is open weight.

Direct benchmark comparisons are unavailable — Gemini 2.5 Flash and Kimi-Dev don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemini 2.5 Flash was released by Google on Apr 17 2025.

Kimi-Dev was released by Moonshot AI on Jun 2025.

Gemini 2.5 Flash is a proprietary model released by Google. Kimi-Dev is an open weight model released by Moonshot AI.

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