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

Gemini 3.1 Flash-Lite vs Kimi-Dev

Google
Gemini 3.1 Flash-Lite
Moonshot AI
Kimi-Dev
Overview
CompanyGoogleMoonshot AI
Release dateMar 3 2026Jun 2025
AccessProprietaryOpen Weight
Specifications
Parameters
72B
Benchmarks
Nonsense detection
BullshitBench v2
11%
Timeline
Release gapKimi-Dev shipped 275 days before Gemini 3.1 Flash-Lite

Which is better: Gemini 3.1 Flash-Lite or Kimi-Dev?

Gemini 3.1 Flash-Lite and Kimi-Dev don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi-Dev shipped 275 days before Gemini 3.1 Flash-Lite, so benchmark comparisons should account for the intervening progress.

Gemini 3.1 Flash-Lite is proprietary, while Kimi-Dev is open weight.

Direct benchmark comparisons are unavailable — Gemini 3.1 Flash-Lite and Kimi-Dev don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemini 3.1 Flash-Lite was released by Google on Mar 3 2026.

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

Gemini 3.1 Flash-Lite is a proprietary model released by Google. Kimi-Dev is an open weight model released by Moonshot AI.

Other comparisons