Free trial of Grok 4.5 model via Grok Build CLI

Elon Musk announced the availability of a free trial for the Grok 4.5 model through the Grok Build CLI, allowing developers to access and test the latest version of xAI's Grok language model. This announcement indicates xAI's effort to increase developer adoption by providing no-cost access to their advanced AI model via command-line interface tools. The free trial likely includes usage limitations or time restrictions typical of trial offerings.

Source: Elon Musk (X) | 2026-07-11