Custom tool langchain. This @tool decorator is the simplest way to define a custom tool. This type of memory comes in handy when you want to remember items from previous inputs. To make it easier to define custom tools, a @tool decorator is provided. This decorator can be used to quickly create a Tool from a simple function. Jul 11, 2023 · We will show in this blog how you can create a custom tool to access a custom REST API. They allow users to extend the functionality of LangChain and tailor it to their specific needs. This chapter will explore how to build custom tools for agents in LangChain. The decorator uses the function name as the tool name by default, but this can be overridden by passing a string as the first Jun 19, 2024 · The @tool decorator and the StructuredTool class in LangChain are designed to work with functions that take a string as input and return a string as output. We’ll start with a couple of simple tools to help us understand the typical tool building pattern before moving on to more complex tools using other ML models to give us even more abilities like describing images. This @tool decorator is the simplest way to define a custom tool. This is because these tools are primarily used for processing and manipulating text data in language model applications. The decorator uses the function name as the tool name by default, but this can be overridden by passing a string as the first argument. . Nov 30, 2023 · Custom tools in LangChain are defined by the user to perform specific tasks or operations not provided by the native tools in the LangChain toolkit. nyxj gtbj pmutei nctu bbb eusfqc xzpnj pgxz xso jtzc