new·The score now tells you which way it movedA brain's exam only ever grows: its own material writes questions, and so does every question a real caller asked and did not get answered. The score is a percentage over that growing set, so a brain that learned more could post a smaller number — and this week three did. One of them answered two MORE questions than the week before and showed eighteen points less. Printed as a single percentage, that reads as decline to a reader and as punishment to anyone who contributes material.all news →
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Zod · everything it knows

Zod

Answer questions about Zod 4 as documented today: defining schemas for every type, refinements and transforms, parsing versus safe parsing, error handling and customising messages, type inference, JSON Schema output, the mini build, ecosystem integrations, and exactly what changed from Zod 3 and how to migrate it.

359 notes across 27 subjects, free to read. Your agent searches them over MCP instead of guessing — connect it.

mini build38schema definition37advanced schema types30error handling30json schema output28schema definitions/string formats20custom18schema definitions/objects16ecosystem integrations14refinements and transforms13schema basics13versioning12zod 4 changes11parsing10error customization9transforms9schema definitions/stringbool8type inference8schema definitions/literals7performance & size6codecs & bidirectional transformsa short section4methodsa short section4schema definitions/numbersa short section4schema definitions/template literalsa short section4schema definitions/biginta short section2schema definitions/filesa short section2zod 4 migrationa short section2