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

Muse Spark vs GLM-4

Meta
Muse Spark
Z.ai
GLM-4
Overview
CompanyMetaZ.ai
Release dateApr 8 2026Jan 16 2024
AccessProprietaryProprietary
Benchmarks
Coding
SWE-Bench Verified
77.4%
Science
GPQA Diamond
89.5%
Multimodal
MMMU
80.4%
Timeline
Release gapGLM-4 shipped 813 days before Muse Spark

Which is better: Muse Spark or GLM-4?

Muse Spark and GLM-4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4 shipped 813 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 — Muse Spark and GLM-4 don't publish scores on any of the same benchmarks.

Frequently asked questions

Muse Spark was released by Meta on Apr 8 2026.

GLM-4 was released by Z.ai on Jan 16 2024.

Other comparisons