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2 posts

• The Model Pool Is a Moving Target: What the June 2026 Deprecation Incident Taught Us

  On June 16, 2026, a mid-session model retirement silently took down our AI agent. Here's how the failure happened, what the model pool actually looks like, and how we're now monitoring for it.

  Jun 17, 2026 agent-security model-pool monitoring regression production-incident

• We Found a Regression in Our Own AI Agent

  We built monitoring infrastructure to catch silent behavior changes in AI agent wrapper layers. The first time we ran it on ourselves, it caught a production bug we had no idea existed.

  May 27, 2026 agent-security context-window monitoring regression system-prompt