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Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows — all through natural language commands.
To use the latest GLM-5.2 model, see How to Switch the Model in Use.

Step 1: Installing the Claude Code

Note: If MacOS users encounter permission issues during installation, please use nvm to install Nodejs.

Step 2: Config GLM Coding Plan

1

Get API Key

2

Configure Environment Variables

Mapping between Claude Code internal model environment variables and GLM models, with the default configuration as follows:
  • ANTHROPIC_DEFAULT_OPUS_MODEL: GLM-4.7
  • ANTHROPIC_DEFAULT_SONNET_MODEL: GLM-4.7
  • ANTHROPIC_DEFAULT_HAIKU_MODEL: GLM-4.7
Set up environment variables using one of the following methods in the macOS Linux or Windows:
Note: Some commands show no output when setting environment variables — that’s normal as long as no errors appear.
Coding Tool Helper is a coding-tool companion that quickly loads GLM Coding Plan into your favorite Coding Tools. Install and run it, then follow the on-screen guidance to automatically install tools, configure plan, and manage MCP servers.
For more details, please refer to the Coding Tool Helper documentation.

Step 3: Start with Claude Code

Once the configuration is complete, you can start using Claude Code in your terminal or cmd:
If prompted with “Do you want to use this API key,” select “Yes.”
After launching, grant Claude Code permission to access files in your folder as shown below: Description You can use Claude Code for development Now!

FAQ

Manual Configuration Not Work

If you manually modified the ~/.claude/settings.json configuration file but found the changes did not take effect, refer to the following troubleshooting steps.
  • Close all Claude Code windows, open a new command-line window, and run claude again to start.
  • If the issue persists, try deleting the ~/.claude/settings.json file and then reconfigure the environment variables; Claude Code will automatically generate a new configuration file.
  • Confirm that the JSON format of the configuration file is correct, check the variable names, and ensure there are no missing or extra commas; you can use an online JSON validator tool to check.
We recommend using the latest version of Claude Code. You can check the current version and upgrade with the following commands:
We have verified compatibility with Claude Code 2.0.14 and other versions.