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

Home/Compare/Gemini 2.5 Pro vs Kimi Linear

Gemini 2.5 Pro vs Kimi Linear

3 vs 0 benchmarks won

Google
Gemini 2.5 Pro
Moonshot AI
Kimi Linear
Overview
CompanyGoogleMoonshot AI
Release dateMar 25 2025Oct 2025
Model type
Open sourceNoYes
Specifications
Parameters
48B
Context window
Benchmarks
Science reasoning
GPQA Diamond
86.4%
Software engineering
SWE-Bench Verified
59.6%
Multimodal understanding
MMMU
68%
Timeline
Release gapGemini 2.5 Pro shipped 190 days before Kimi Linear

Which is better: Gemini 2.5 Pro or Kimi Linear?

Gemini 2.5 Pro leads Kimi Linear on 3 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Gemini 2.5 Pro shipped 190 days before Kimi Linear, so benchmark comparisons should account for the intervening progress.

Kimi Linear is an open-source / open-weight model; Gemini 2.5 Pro is proprietary.

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 2.5 Pro released?
Gemini 2.5 Pro was released by Google on Mar 25 2025.
When was Kimi Linear released?
Kimi Linear was released by Moonshot AI on Oct 2025.
Is Gemini 2.5 Pro or Kimi Linear open source?
Kimi Linear is an open-source / open-weight model released by Moonshot AI. Gemini 2.5 Pro is a proprietary model released by Google.

Other comparisons