What is GLM 5.2?
Zhipu AI's GLM-5.2 — the top open-weight coding model of mid-2026. A ~750B sparse MoE (≈40B active) under an MIT license, with a 1-million-token context window and benchmarks (81.0 Terminal-Bench, 62.1 SWE-Bench Pro) sitting just behind Claude Opus 4.8.
GLM 5.2 sits in the writing category and is listed in the AIverse AI tools directory, where it holds an editorial rating of 4.6 out of 5 based on its capabilities, usability, value for money and reliability. It is developed by Zhipu AI, founded in 2023.
GLM 5.2 features and use cases
People typically use GLM 5.2 for Commercial use of open weights, Agentic coding on a budget, Whole-repo / long-context coding and Private deployments.
It is often associated with LLM, Open Weights, MIT License, Coding and Long Context. Developers can integrate GLM 5.2 into their own products through its API.
GLM 5.2 pricing
GLM 5.2 offers a free plan, with paid tiers (Open weights (MIT) / GLM Coding Plan from $10/mo) that unlock more advanced features and higher usage limits.
As with any AI tool, the right plan depends on how heavily you use it. We recommend trying GLM 5.2 before committing to a paid plan.
Is GLM 5.2 worth it? Our bottom line
Overall, GLM 5.2 is a strong choice in the writing category for 2026. Its standout strengths include Top open-weight coding model (81.0 Terminal-Bench) and Huge 1M-token context window. Bear in mind ~750B params heavy to self-host and Less brand recognition outside China. If it matches your workflow, GLM 5.2 is well worth a try — especially since you can start on a free plan.