Muse GlimmervsGLM-4-Plus

Muse Glimmer
GLM-4-Plus
Specifications
Parameters
30B
Benchmarks
Agentic coding
SWE-Bench Pro
51.2%
Coding
SWE-Bench Verified
76%
Agentic terminal coding
Terminal-Bench 2.1
51.7%
Multi-step tool use
MCP Atlas
75.5%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
22%
Science
GPQA Diamond
83.5%
Agentic computer use
OSWorld-Verified
65.9%
Knowledge work
GDPval-AA v2
953
Chart reasoning
CharXiv Reasoning
78.8%
Multimodal reasoning
MMMU-Pro
74%
Overview
CompanyMetaZ.ai
Release dateAug 10 2026Aug 29 2024
AccessOpen WeightProprietary

Which is better: Muse Glimmer or GLM-4-Plus?

Muse Glimmer and GLM-4-Plus don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4-Plus shipped 711 days before Muse Glimmer, so benchmark comparisons should account for the intervening progress.

Muse Glimmer is open weight, while GLM-4-Plus is proprietary.

Direct benchmark comparisons are unavailable — Muse Glimmer and GLM-4-Plus don't publish scores on any of the same benchmarks.

Frequently asked questions

Muse Glimmer was released by Meta on Aug 10 2026.

GLM-4-Plus was released by Z.ai on Aug 29 2024.

Muse Glimmer is an open weight model released by Meta. GLM-4-Plus is a proprietary model released by Z.ai.

Other comparisons