# bug: Unable to infer `Prisma.JsonValue` properly, TypeScript says Type instantiation is excessively deep and possibly infinite
`inferProcedureInput` broken in published package
🐛 bug🧙🏻 typescript wizardry
docs: include an inference helper in documentation
📚 documentation / examples
bug: experimental_lazy does not correctly infer type from router
🐛 bug: unconfirmed
Input schemas defined with Zod does not use the inferred input type
🧙🏻 typescript wizardry
Error TS2742 when generating declaration types with trpc.router
wontfix🔎 needs more investigation/info
bug: TRPC's inferred mutation input type is incorrect when used with zod4's preprocess
👻 invalid🐛 bug: unconfirmed⏳ close if no activity