As recorded at collection: Automatic Grok free Basic account registration tool for using 3 models

grok-register is an open-source tool with features for automatic Grok account registration, SSO (single sign-on) token generation, token renewal, and automatic account replenishment. According to the post, the 3 models grok-chat-fast, grok-imagine-image, and grok-4.5 can be used with a free Basic account.

Download the tool from the GitHub repository, prepare the specified runtime environment, enter the YesCaptcha key and email service settings in the configuration file, then run the account registration feature. YesCaptcha is a service that automatically solves verification challenges, and requires sign-up and a key. Among the email services, GPTMail is free, while LuckMail and MailNest are paid. You can also generate a token through SSO or configure automatic account replenishment at set intervals.

Using grok-4.5 requires a token obtained through device verification, and output supports up to 1 million tokens. grok-chat-auto, grok-chat-expert, grok-chat-heavy, and high-quality image and video models require a paid SuperGrok or Heavy subscription.