releases.shpreview
AnthropicAnthropic/Claude Code

Claude Sonnet 5 no longer uses mid-conversation system role

v2.1.201

July 3, 2026Claude CodeView original ↗
1 enhancementThis release1 enhancementImprovements to existing featuresAI-tallied from the release notes

What's changed

  • Claude Sonnet 5 sessions no longer use the mid-conversation system role for harness reminders

Fetched July 4, 2026

Claude Sonnet 5 no longer uses mid-conversation system… — releases.sh