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

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Bard vs Gemini 3.1 Pro

0 vs 2 benchmarks won

Google
Bard
Google
Gemini 3.1 Pro
Overview
CompanyGoogleGoogle
Release dateMar 21 2023Feb 19 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
94.3%
Software engineering
SWE-Bench Verified
80.6%
Multimodal understanding
MMMU
Timeline
Release gapBard shipped 1066 days before Gemini 3.1 Pro

Which is better: Bard or Gemini 3.1 Pro?

Gemini 3.1 Pro leads Bard on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Bard shipped 1066 days before Gemini 3.1 Pro, 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 Gemini 3.1 Pro released?
Gemini 3.1 Pro was released by Google on Feb 19 2026.

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