GLM-5.1 Now Available on the GLM Coding Plan

Melvin Vivas · X post · 2026-03-27 · Open on X

Topics: AI Dev Tools & Productivity, LLM Fundamentals · Level: beginner

Summary

Z.ai's GLM-5.1 model is now available to all GLM Coding Plan subscribers. The plan offers GLM models for coding agents and IDEs.

Key points

• GLM-5.1 is available to all GLM Coding Plan users.
• The GLM Coding Plan is a subscription to GLM models for coding agents and IDEs.

Resources mentioned

• GLM Coding Plan (Z.ai) · tool · z.ai · paid
  Z.ai's subscription plan for GLM coding models, for use in agents and IDEs.
  Also in: ZCode: official coding environment for GLM models (Melvin Vivas on X · notes), Setting Up GLM 5.2 in Claude Code with the Z.ai Coding Plan (Melvin Vivas on X · notes), GLM-5-Turbo: A Fast GLM-5 Variant for Agents Like OpenClaw (Melvin Vivas on X · notes)
• GLM-5.1 · tool · huggingface.co · free
  Open-source large language model from Z.ai (Zhipu), built for coding and long-running agent tasks.
  Also in: GLM-5.1 vs Claude Code (Opus 4.6): One-Shot Three.js Racing Game Eval (Melvin Vivas on X · notes), GLM-5.1 Reportedly Beats Claude Opus 4.6 on Cybersecurity (Melvin Vivas on X · notes), Open-Source GLM-5.1 Beats GPT-5.4 on SWE-Bench Pro (Melvin Vivas on X · notes), GLM-5.1: Open-Source Model for Long-Running Coding Agents (Melvin Vivas on X · notes)