A step-by-step guide to setting up the cost-effective GLM 5.2 AI model in your Cursor code editor using an Open Router API key, unlocking powerful, affordable AI assistance for your coding tasks.
Sign up for Open Router, add a credit card with a spending limit if needed, and generate a new API key to use for accessing various models.
In the Cursor application, open the Settings menu and go to the 'Models' tab to manage your AI model configurations.
Find the 'API Keys' area and paste your API key from Open Router into the 'OpenAI API Key' field, then toggle it on.
Toggle on 'Override OpenAI Base URL' and set it to https://openrouter.ai/api/v1/cursor. This specific URL is critical for the integration to work.
Click 'View all Models', select 'Add a custom model', and enter the model name zai/glm-5.2 to add it to your list of available models in the Cursor chat.
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