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

Claude Sonnet 5 vs GLM-4.7

Anthropic
Claude Sonnet 5
Z.ai
GLM-4.7
Overview
CompanyAnthropicZ.ai
Release dateJun 30 2026Dec 22 2025
AccessProprietaryOpen Weight
Specifications
Context window
128k
Benchmarks
Agentic coding
SWE-Bench Pro
63.2%
Coding
SWE-Bench Verified
73.8%
Agentic coding
CursorBench v3.1
61.2%
Agentic terminal coding
Terminal-Bench 2.1
80.4%
Agentic terminal coding
Terminal-Bench 2.0
41%
Web browsing
BrowseComp
52%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
43.2%Best
24.8%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
57.4%Best
42.8%
Science
GPQA Diamond
85.7%
Agentic computer use
OSWorld-Verified
81.2%
Knowledge work
GDPval-AA
1618
Timeline
Release gapGLM-4.7 shipped 190 days before Claude Sonnet 5

Which is better: Claude Sonnet 5 or GLM-4.7?

Claude Sonnet 5 leads GLM-4.7 on 2 of the 2 benchmarks they both report (Humanity's Last Exam). GLM-4.7 shipped 190 days before Claude Sonnet 5, so benchmark comparisons should account for the intervening progress.

Claude Sonnet 5 is proprietary, while GLM-4.7 is open weight.

On Humanity's Last Exam · no tools, Claude Sonnet 5 leads at 43.2% vs GLM-4.7 at 24.8%. On Humanity's Last Exam · with tools, Claude Sonnet 5 leads at 57.4% vs GLM-4.7 at 42.8%.

Frequently asked questions

Claude Sonnet 5 was released by Anthropic on Jun 30 2026.

GLM-4.7 was released by Z.ai on Dec 22 2025.

Claude Sonnet 5 leads on Humanity's Last Exam · no tools — Claude Sonnet 5 43.2% vs GLM-4.7 24.8%.

Claude Sonnet 5 is a proprietary model released by Anthropic. GLM-4.7 is an open weight model released by Z.ai.

Other comparisons