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

Gemini Omni vs Kimi K2 (0905)

Google
Gemini Omni
Moonshot AI
Kimi K2 (0905)
Overview
CompanyGoogleMoonshot AI
Release dateMay 19 2026Sep 5 2025
AccessProprietaryOpen Weight
Specifications
Parameters
1T
Context window
256k
Benchmarks
Coding
SWE-Bench Verified
65.8%
Science
GPQA Diamond
75.1%
Timeline
Release gapKimi K2 (0905) shipped 256 days before Gemini Omni

Which is better: Gemini Omni or Kimi K2 (0905)?

Gemini Omni and Kimi K2 (0905) don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi K2 (0905) shipped 256 days before Gemini Omni, so benchmark comparisons should account for the intervening progress.

Gemini Omni is proprietary, while Kimi K2 (0905) is open weight.

Direct benchmark comparisons are unavailable — Gemini Omni and Kimi K2 (0905) don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemini Omni was released by Google on May 19 2026.

Kimi K2 (0905) was released by Moonshot AI on Sep 5 2025.

Gemini Omni is a proprietary model released by Google. Kimi K2 (0905) is an open weight model released by Moonshot AI.

Other comparisons