# Type Alias: AnyTRPCMutationKey

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> **AnyTRPCMutationKey**: [`TRPCMutationKeyWithoutPrefix`](https://trpc.io/docs/typedoc/tanstack-react-query/type-aliases/TRPCMutationKeyWithoutPrefix.md) \| [`TRPCMutationKeyWithPrefix`](https://trpc.io/docs/typedoc/tanstack-react-query/type-aliases/TRPCMutationKeyWithPrefix.md)

Defined in: [tanstack-react-query/src/internals/types.ts:153](https://github.com/trpc/trpc/blob/7c907acfd8b31929214792e3b8c2ad7a8ac72563/packages/tanstack-react-query/src/internals/types.ts#L153)

Any tRPC mutation key, with or without a prefix.