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

Muse Spark 1.1 vs GLM-4.6

Meta
Muse Spark 1.1
Z.ai
GLM-4.6
Overview
CompanyMetaZ.ai
Release dateJul 9 2026Sep 30 2025
AccessProprietaryOpen Weight
Specifications
Parameters
355B
Context window
200k
Benchmarks
Agentic coding
SWE-Bench Pro
61.5%
Coding
SWE-Bench Verified
68%
Agentic coding
DeepSWE 1.1
53.3%
Agentic terminal coding
Terminal-Bench 2.1
80%
Multi-step tool use
MCP Atlas
88.1%
Professional tool use
JobBench
54.7%
Personal tool use
Toolathlon-Verified
75.6%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
62.1%
Agentic computer use
OSWorld-Verified
80.8%
Agentic financial analysis
Finance Agent v2
57.2%
Chart reasoning
CharXiv Reasoning
88.4%
Visual reasoning
BabyVision
76.3%
Timeline
Release gapGLM-4.6 shipped 282 days before Muse Spark 1.1

Which is better: Muse Spark 1.1 or GLM-4.6?

Muse Spark 1.1 and GLM-4.6 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4.6 shipped 282 days before Muse Spark 1.1, so benchmark comparisons should account for the intervening progress.

Muse Spark 1.1 is proprietary, while GLM-4.6 is open weight.

Direct benchmark comparisons are unavailable — Muse Spark 1.1 and GLM-4.6 don't publish scores on any of the same benchmarks.

Frequently asked questions

Muse Spark 1.1 was released by Meta on Jul 9 2026.

GLM-4.6 was released by Z.ai on Sep 30 2025.

Muse Spark 1.1 is a proprietary model released by Meta. GLM-4.6 is an open weight model released by Z.ai.

Other comparisons