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OpenCode is a 100% open-source, terminal-focused AI coding assistant that runs multiple models and integrates deeply with developer tools for seamless coding automation.

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Prerequisites

Before you begin, ensure you have a Cerebras API Key. Get an API key here.
Paid tier required. This integration is only available on paid Cerebras plans. Visit the Cloud Console to upgrade your plan.

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Configure OpenCode

1

Install OpenCode in your terminal

Run the following:
curl -fsSL https://opencode.ai/install | bash
After installation, reload your shell configuration so the opencode command is available in your current session:
source ~/.zshrc
If you use bash, run source ~/.bashrc instead.
2

Select Cerebras

Run the following command, then select Cerebras from the dropdown menu:
opencode auth login
step1
3

Configure API key

Enter your Cerebras API key:step2
4

Select a model and start coding!

Launch OpenCode in your project directory:
opencode
Once inside the OpenCode interface, type /models and press Enter to open the model selector. Choose a Cerebras model from the list.step3Now you can start coding!step4

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Available Models

OpenCode supports all Cerebras models for AI coding assistance:
ModelParametersBest For
llama3.1-8b8BFastest option for simple tasks and high-throughput scenarios
gpt-oss-120b120BLargest model for the most demanding tasks
zai-glm-4.7357BAdvanced 357B parameter model with strong reasoning capabilities
You can switch between models at any time by typing /models inside the OpenCode interface.