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Installing the SDK also installs the mechanex CLI. Commands prompt interactively when the CLI needs missing credentials or a runtime selection. 
pip install mechanex
mechanex --help
mechanex signupCreate a new Axionic account interactively. Prompts for email and password. On successful signup, a default API key is created and saved to ~/.mechanex/config.json automatically. The command may also prompt you to connect Hugging Face.
mechanex loginAuthenticate with an existing account. Prompts for email and password. On success, stores the access and refresh tokens in ~/.mechanex/config.json. Subsequent API calls and CLI commands use these tokens automatically. The command can select from existing API keys and may prompt you to connect Hugging Face.
mechanex logoutDeletes ~/.mechanex/config.json, clearing stored tokens and the active API key.
mechanex whoamiPrints the email address and user ID of the currently authenticated account.
mechanex manage-account deletePermanently deletes your account and all associated data. Prompts for confirmation before proceeding. This action is irreversible.
mechanex manage-account change-passwordRequests a password reset email for the current account.
mechanex manage-account change-emailPrints the Spectra account settings URL. Email changes are managed from Spectra settings.
mechanex list-api-keysLists all API keys on your account. Output includes each key’s name, ID, key value, creation date, and last-used date.
mechanex create-api-key [--name NAME]Creates a new API key. The full key value is printed once — copy it immediately. Use --name to label the key; when omitted, the name defaults to Default Key.
mechanex balancePrints your current credit balance in USD (e.g., Balance: $45.20).
mechanex topupOpens a Stripe checkout page in your default browser to add credits to your account. The browser must be accessible from your environment for this command to be useful.
mechanex serve [--port PORT] [--host HOST] [--use-vllm]Starts a local OpenAI-compatible API server. Serves the currently configured model (remote or local) at http://HOST:PORT/v1/. See Serving for details on the endpoints.Default: --host 0.0.0.0 --port 8000.