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

Gemini 3.0 Flash vs Kimi K2.6

Google
Gemini 3.0 Flash
Moonshot AI
Kimi K2.6
Overview
CompanyGoogleMoonshot AI
Release dateDec 17 2025Apr 21 2026
AccessProprietaryOpen Weight
Specifications
Parameters
1T
Context window
256k
Benchmarks
Nonsense detection
BullshitBench v2
65%
Agentic coding
SWE-Bench Pro
49.6%
Coding
SWE-Bench Verified
78%
80.2%Best
Agentic coding
CursorBench v3.1
47.6%
Next.js coding
Next.js Evals
67%
Agentic terminal coding
Terminal-Bench 2.1
58%
Multi-step tool use
MCP Atlas
62%
General tool use
Toolathlon
49.4%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
33.7%
Abstract reasoning
ARC-AGI-2
33.6%
Science
GPQA Diamond
90.4%
90.5%Best
Agentic computer use
OSWorld-Verified
65.1%
Agentic financial analysis
Finance Agent v2
42.6%
Knowledge work
GDPval-AA
1204
Chart reasoning
CharXiv Reasoning
80.3%
Multimodal reasoning
MMMU-Pro
81.2%
Spatial reasoning
Blueprint-Bench 2
0%
Long context
MRCR v2 (8-needle) · 128k average
67.2%
Long context
MRCR v2 (8-needle) · 1M pointwise
22.1%
Timeline
Release gapGemini 3.0 Flash shipped 125 days before Kimi K2.6

Which is better: Gemini 3.0 Flash or Kimi K2.6?

Kimi K2.6 leads Gemini 3.0 Flash on 2 of the 2 benchmarks they both report (SWE-Bench Verified, GPQA Diamond). Gemini 3.0 Flash shipped 125 days before Kimi K2.6, so benchmark comparisons should account for the intervening progress.

Gemini 3.0 Flash is proprietary, while Kimi K2.6 is open weight.

On SWE-Bench Verified, Kimi K2.6 leads at 80.2% vs Gemini 3.0 Flash at 78%. On GPQA Diamond, Kimi K2.6 leads at 90.5% vs Gemini 3.0 Flash at 90.4%.

Frequently asked questions

Gemini 3.0 Flash was released by Google on Dec 17 2025.

Kimi K2.6 was released by Moonshot AI on Apr 21 2026.

Kimi K2.6 leads on SWE-Bench Verified — Gemini 3.0 Flash 78% vs Kimi K2.6 80.2%.

Kimi K2.6 leads on GPQA Diamond — Gemini 3.0 Flash 90.4% vs Kimi K2.6 90.5%.

Gemini 3.0 Flash is a proprietary model released by Google. Kimi K2.6 is an open weight model released by Moonshot AI.

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