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

GPT-5.4 mini vs GLM-4.7

OpenAI
GPT-5.4 mini
Z.ai
GLM-4.7
Overview
CompanyOpenAIZ.ai
Release dateMar 17 2026Dec 22 2025
AccessProprietaryOpen Weight
Specifications
Context window
400k
128k
Benchmarks
Nonsense detection
BullshitBench v2
32%
Coding
SWE-Bench Verified
73.8%
Agentic terminal coding
Terminal-Bench 2.0
41%
Web browsing
BrowseComp
52%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
24.8%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
42.8%
Science
GPQA Diamond
85.7%
Community preference (code)
Arena Elo (Code)
1440
Timeline
Release gapGLM-4.7 shipped 85 days before GPT-5.4 mini

Which is better: GPT-5.4 mini or GLM-4.7?

GPT-5.4 mini and GLM-4.7 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GLM-4.7 shipped 85 days before GPT-5.4 mini, so benchmark comparisons should account for the intervening progress.

Context windows are 400k (GPT-5.4 mini) vs 128k (GLM-4.7). GPT-5.4 mini is proprietary, while GLM-4.7 is open weight.

Direct benchmark comparisons are unavailable — GPT-5.4 mini and GLM-4.7 don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-5.4 mini was released by OpenAI on Mar 17 2026.

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

GPT-5.4 mini has a 400k context window; GLM-4.7 has 128k.

GPT-5.4 mini is a proprietary model released by OpenAI. GLM-4.7 is an open weight model released by Z.ai.

Other comparisons