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xAI announced Composer 2.5 is now available inside Grok Build (post shared June…

Brief

AmanGotchu reshared xAI’s June 1, 2026 announcement that Composer 2.5 is available in Grok Build. The post promotes Composer 2.5 as a fast, highly intelligent coding model optimized for long-running tasks and complex instructions, framing it as the "Best TUI" combined with the "Fastest coding model."

Why it matters

xAI announced Composer 2.5 is now available inside Grok Build (post shared June 1, 2026 by xAI and reshared by @AmanGotchu).

Key details

  • The post claims Composer 2.5 is a "fast, highly intelligent model" that "excels on long-running tasks and following complex instructions," and markets it as the "Best TUI" paired with the "Fastest coding model."
Source evidence

Best TUI 🤝 Fastest coding model

Try out Composer 2.5 in Grok Build today!

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