Your update_user_profile tool accepts a user_id (required) and an optional fields_to_update object. In…

Question

Your update_user_profile tool accepts a user_id (required) and an optional fields_to_update object. In testing, Claude frequently omits user_id or passes incorrectly structured data. What is most critical for helping Claude understand what parameter values to provide?

Accepted Answer

D. Clear parameter descriptions explaining expected format, such as “user_id: UUID of the user to update (required)”

Answer

A. Strict JSON Schema type constraints marking user_id as required and defining fields_to_update as an object type

Answer

B. Verbose parameter names encoding format hints, such as user_id_string_uuid_format

Answer

C. Detailed error responses explaining why invalid parameter values were rejected

Question 20