Claude OS
Pre-Mortem Generator
Free Tool

Kill your plan before it fails.

Describe any plan, launch, or decision. Get the top 5 failure modes with probability, impact, and specific mitigation for each — before you commit.

Your plan

Describe what you're about to do. The more detail, the better the pre-mortem.

Failure modes

Top 5 ways this plan fails — with probability, impact, and how to prevent each.

Fill in your plan and click Generate.