xAI's Grok-branded builder/developer software product for creating with Grok; exact landing page could not be verified because source access was unavailable.

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xAI broadened Grok Build Beta while Toad and Kilo Code shipped direct support and published concrete build demos. That matters because Grok Build is moving from a standalone beta into terminal, editor, and web workflows engineers can actually wire into daily use.
Rollout posts say Grok Build CLI is reaching SuperGrok and X Premium+ users beyond the earlier higher tier. That broadens access to xAI's command-line agent and X search client without a new API launch.
Grok Build 0.1.218 shipped shortcut and help fixes, while early testers reported strong terminal UX but missing long-run control, browser use, and reliable self-verification. That matters because xAI is already competitive on TUI ergonomics even as core agent controls remain incomplete.
xAI put Grok Build 0.1 into the API with 256K context and $1 per million input plus $2 output pricing, while OpenCode and Kilo wired it into coding workflows. Early web-build tests in Kilo landed around $0.07 to $0.14 per task.
xAI’s early Grok Build beta adds a coding CLI with plan mode, skills, plugins, and parallel subagents for app building and workflow automation. It gives the coding-agent field another serious terminal product, but the SuperGrok Heavy paywall sharply limits real-world evaluation.