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Gemini 1.0 Pro vs Grok 2.5

Google Gemini 1.0 Pro vs xAI Grok 2.5 — side-by-side specs.

Google
Gemini 1.0 Pro
xAI
Grok 2.5
Overview
CompanyGooglexAI
Release dateDec 13 2023Aug 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapGemini 1.0 Pro shipped 597 days before Grok 2.5

Which is better: Gemini 1.0 Pro or Grok 2.5?

Gemini 1.0 Pro and Grok 2.5 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Gemini 1.0 Pro shipped 597 days before Grok 2.5, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

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 1.0 Pro released?
Gemini 1.0 Pro was released by Google on Dec 13 2023.
When was Grok 2.5 released?
Grok 2.5 was released by xAI on Aug 2025.

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