Grok, now integrating xAI's Composer 2.5 inside Grok Build, is presented by @cryptopunk7213 as a "frontier AI coding model" that is "extremely cost-competitive" with "sensational execution." xAI frames Composer 2.5 as a fast, highly intelligent model optimized for long-running tasks and following complex instructions.
Author @cryptopunk7213 (published June 1, 2026) declares Grok "now a frontier AI coding model" and calls it "extremely cost-competitive," praising its "sensational execution."
and just like that Grok is now a frontier Ai coding model. extremely cost-competitive too.
sensational execution
xAI (@xai)
Composer 2.5 is now available inside Grok Build.
Composer 2.5 is a fast, highly intelligent model that excels on long-running tasks and following complex instructions.
Video
— https://nitter.net/xai/status/2061510464325206163#m