Claude Infrastructure Postmortem
Detailed analysis of three bugs August-September
About Claude Infrastructure Postmortem
Detailed technical postmortem analyzing three bugs affecting Claude between August and September. Transparency report on infrastructure issues and resolutions.
The facts
- Type
- Guides
- Listed
- November 28, 2025
More Guides
See all →- Don't Write Markdown Files for Your Coding Agent. Write ScriptsRules in AGENTS.md are suggestions. A script with a pass or fail result is a constraint.
- An Agent Said It Deployed. The Containers Were a Day OldFour claims an agent makes about a deploy, and the command that proves each one.
- Jev + Opus: Frontier-Accuracy LLM Judging at 4x Lower CostHightouch's test: a Jev plus Opus hybrid judge matched frontier accuracy at over 4x lower cost.
- Agent Skills Drift: A Feedback Loop for Keeping One TrueAgent skills go stale in six ways while their checks stay green. A step-by-step loop to catch it.
- Four Ways a Test Can Lie to YouWhat 530 agent-written tests taught one developer: checks can be green, or red, and mean nothing.