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Bard vs o4-mini

Google Bard vs OpenAI o4-mini — side-by-side specs.

Google
Bard
OpenAI
o4-mini
Overview
CompanyGoogleOpenAI
Release dateMar 21 2023Apr 16 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapBard shipped 757 days before o4-mini

Which is better: Bard or o4-mini?

Bard and o4-mini do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Bard shipped 757 days before o4-mini, 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 Bard released?
Bard was released by Google on Mar 21 2023.
When was o4-mini released?
o4-mini was released by OpenAI on Apr 16 2025.

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