Stop Writing JSON Schemas by Hand: A Better Way to Build Claude Agent Tools

Stop Writing JSON Schemas by Hand: A Better Way to Build Claude Agent Tools If you’ve been building AI Agents or working with Anthropic's Claude to implement Function Calling (Tool Use), you probably know the pain. Defining a new tool isn't just about writing the underlying business logic. It requires formatting exact JSON Schemas that strictly adhere to Anthropic’s nested specifications. A missing bracket, an incorrect type definition, or a formatting typo means your entire API call crashes...