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

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Bard vs Muse Spark

0 vs 3 benchmarks won

Google
Bard
Meta
Muse Spark
Overview
CompanyGoogleMeta
Release dateMar 21 2023Apr 8 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
89.5%
Software engineering
SWE-Bench Verified
77.4%
Multimodal understanding
MMMU
80.4%
Timeline
Release gapBard shipped 1114 days before Muse Spark

Which is better: Bard or Muse Spark?

Muse Spark leads Bard on 3 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Bard shipped 1114 days before Muse Spark, 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 Muse Spark released?
Muse Spark was released by Meta on Apr 8 2026.

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