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Run the interactive setup flow:
Or configure your API key directly:
Saved credentials are stored in ~/.linkmodel/config.json with file mode 0600. API keys are masked in normal command output. Authentication is resolved in this order:

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Environment Variable

Use LINKMODEL_API_KEY when running the CLI in CI, containers, or short-lived shell sessions:
For a single command:

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One-Off Key

Pass --api-key when you do not want to write credentials to disk:

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Next

Generate your first asset with Image Generation or Video Generation.