Grok Build v0.2.81
Grok Build v0.2.81 was released on .
Summary
Grok Build 0.2.81 gives hosts powerful new ways to customize how tool calls appear without changing what agents actually do, and prevents sessions from getting stuck with a smarter timeout system. You'll also notice better visuals throughout—colored syntax highlighting, cleare...
Release Context
- This was the 73rd Grok Build release of 2026 tracked by Havoptic.
- It shipped the same day as Grok Build v0.2.80 (July 1, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Devin Desktop v3.4.22 (July 4, 2026)
- Claude Code v2.1.201 (July 3, 2026)
- Claude Code v2.1.200 (July 3, 2026)
- Antigravity CLI v1.0.16 (July 2, 2026)
- Kiro CLI v2.11.0 (July 2, 2026)
Compare Grok Build: vs Claude Code · vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs GitHub Copilot CLI · vs Devin Desktop · vs Antigravity CLI
Release Notes
Grok Build 0.2.81
- New stream transforms let hosts hide, unwrap, or rewrite tool calls for display without affecting agent transcripts
- cancel() now accepts a timeout so a stuck turn cannot hang the session forever
- Run tool blocks now show the model’s description as the main title when provided
- Hex color codes in prose now render as colored dots on truecolor terminals
- New setting "Show thinking blocks" controls whether agent reasoning is visible in the scrollback
- Spinners now show the description or short command of the task being waited on when available
- Fixed sessions that remained stuck on the thinking indicator after the model finished responding
- Mermaid diagrams now correctly display angle brackets and symbols instead of literal HTML entities in labels
- Recap requests no longer trigger context-length 400 errors on long conversations
- Grep searches now time out after 20 seconds by default (60s on WSL) instead of always waiting 60s
Other Recent Grok Build Releases
- v1.0.13 (August 28, 2026)
- v1.0.12 (August 27, 2026)
- v1.0.11 (August 26, 2026)
- v1.0.10 (August 24, 2026)
- v1.0.9 (August 24, 2026)
All Grok Build releases · All AI coding tool releases on Havoptic