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

GPT-5.6 Sol vs ChatGLM-6B

OpenAI
GPT-5.6 Sol
Z.ai
ChatGLM-6B
Overview
CompanyOpenAIZ.ai
Release dateJun 26 2026Mar 14 2023
AccessProprietaryOpen Weight
Specifications
Parameters
6B
Benchmarks
Agentic terminal coding
Terminal-Bench 2.1
88.8%
Timeline
Release gapChatGLM-6B shipped 1200 days before GPT-5.6 Sol

Which is better: GPT-5.6 Sol or ChatGLM-6B?

GPT-5.6 Sol and ChatGLM-6B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. ChatGLM-6B shipped 1200 days before GPT-5.6 Sol, so benchmark comparisons should account for the intervening progress.

GPT-5.6 Sol is proprietary, while ChatGLM-6B is open weight.

Direct benchmark comparisons are unavailable — GPT-5.6 Sol and ChatGLM-6B don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-5.6 Sol was released by OpenAI on Jun 26 2026.

ChatGLM-6B was released by Z.ai on Mar 14 2023.

GPT-5.6 Sol is a proprietary model released by OpenAI. ChatGLM-6B is an open weight model released by Z.ai.

Other comparisons