Agent Zero v0.9.8.1: Caching, Context Optimization & Error Handling

This patch refines the major v0.9.8 release with targeted reliability and performance updates. The core Skills, UI redesign, and Git Projects rollout remains the same, while this release improves model behavior and day-to-day stability.

Agent Zero
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Agent Zero v0.9.8.1 changelog banner

Related release: v0.9.8 release.

Watch the Agent Zero v0.9.8.1 release video.

⚡ Improvements

  • Improved caching behavior for Anthropic models to reduce repeated compute and latency.
  • Optimized context window handling for better prompt packing and response consistency.
  • Raised simultaneous skill loading capacity to up to 5 skills at once.
  • Updated the default chat model to Sonnet 4.6 for better baseline performance.

🐛 Bug Fixes

  • Fixed retry counter behavior for critical errors to prevent incorrect retry tracking.