The community member posted a question about the cost of creating a tool from the provided link to the LlamaIndex API documentation. In the comments, another community member suggested that "Anything can be tool, if you wrap it with FunctionTool" and mentioned the OnDemandLoaderTool as a potential solution if the outputs are expected to be large. Another community member expressed interest in the idea, while a third asked about the proper way to test a tool. There is no explicitly marked answer in the provided information.
