grok-build

Everything Fervor AI has published that touches grok-build — 4 pieces, newest first.

• Briefing · July 18, 2026 · morning

  The coding agent's harness, not the model, is where competition and danger now sit: xAI open-sourced 840k lines of grok-build, Anthropic rebuilt Claude Code session…

• Briefing · July 17, 2026 · morning

  The interesting layer moved from the model to the permission boundary around it: 1Password credentials Claude never sees, MCP auth moving onto OAuth and OpenID Connect,…

• Grok Build Went Open Source to Win Back Trust. Reading the Source Is Not the Same as Reading the Source.

  XAI open-sourcing 844,530 lines of Rust after its grok CLI uploaded people's home dirs is real progress but not proof of safety (the exfiltration code is…

• Briefing · July 16, 2026 · morning

  After a year of shipping agents first, trust and privacy became the product surface: Grok's data-exfiltration cleanup, Codex dangerous-command detection, and Anthropic…