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*   SearchApi tool

SearchApi tool
==============

The `SearchApi` tool connects your agents and chains to the internet.

A wrapper around the Search API. This tool is handy when you need to answer questions about current events.

Usage[​](#usage "Direct link to Usage")
---------------------------------------

Input should be a search query.

tip

See [this section for general instructions on installing integration packages](/v0.1/docs/get_started/installation/#installing-integration-packages).

*   npm
*   Yarn
*   pnpm

    npm install @langchain/openai

    yarn add @langchain/openai

    pnpm add @langchain/openai

    import { ChatOpenAI } from "@langchain/openai";import { AgentExecutor } from "langchain/agents";import { ChatPromptTemplate } from "@langchain/core/prompts";import { RunnableSequence } from "@langchain/core/runnables";import { AgentFinish, AgentAction } from "@langchain/core/agents";import { BaseMessageChunk } from "@langchain/core/messages";import { SearchApi } from "@langchain/community/tools/searchapi";const model = new ChatOpenAI({  temperature: 0,});const tools = [  new SearchApi(process.env.SEARCHAPI_API_KEY, {    engine: "google_news",  }),];const prefix = ChatPromptTemplate.fromMessages([  [    "ai",    "Answer the following questions as best you can. In your final answer, use a bulleted list markdown format.",  ],  ["human", "{input}"],]);// Replace this with your actual output parser.const customOutputParser = (  input: BaseMessageChunk): AgentAction | AgentFinish => ({  log: "test",  returnValues: {    output: input,  },});// Replace this placeholder agent with your actual implementation.const agent = RunnableSequence.from([prefix, model, customOutputParser]);const executor = AgentExecutor.fromAgentAndTools({  agent,  tools,});const res = await executor.invoke({  input: "What's happening in Ukraine today?",});console.log(res);

#### API Reference:

*   [ChatOpenAI](https://api.js.langchain.com/classes/langchain_openai.ChatOpenAI.html) from `@langchain/openai`
*   [AgentExecutor](https://api.js.langchain.com/classes/langchain_agents.AgentExecutor.html) from `langchain/agents`
*   [ChatPromptTemplate](https://api.js.langchain.com/classes/langchain_core_prompts.ChatPromptTemplate.html) from `@langchain/core/prompts`
*   [RunnableSequence](https://api.js.langchain.com/classes/langchain_core_runnables.RunnableSequence.html) from `@langchain/core/runnables`
*   [AgentFinish](https://api.js.langchain.com/types/langchain_core_agents.AgentFinish.html) from `@langchain/core/agents`
*   [AgentAction](https://api.js.langchain.com/types/langchain_core_agents.AgentAction.html) from `@langchain/core/agents`
*   [BaseMessageChunk](https://api.js.langchain.com/classes/langchain_core_messages.BaseMessageChunk.html) from `@langchain/core/messages`
*   [SearchApi](https://api.js.langchain.com/classes/langchain_community_tools_searchapi.SearchApi.html) from `@langchain/community/tools/searchapi`

* * *

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