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Claude Opus 4 vs Bard

2 vs 0 benchmarks won

Anthropic
Claude Opus 4
Google
Bard
Overview
CompanyAnthropicGoogle
Release dateMay 22 2025Mar 21 2023
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
79.6%
Software engineering
SWE-Bench Verified
72.5%
Multimodal understanding
MMMU
Timeline
Release gapBard shipped 793 days before Claude Opus 4

Which is better: Claude Opus 4 or Bard?

Claude Opus 4 leads Bard on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Bard shipped 793 days before Claude Opus 4, 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 Claude Opus 4 released?
Claude Opus 4 was released by Anthropic on May 22 2025.
When was Bard released?
Bard was released by Google on Mar 21 2023.

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