SearxngSearch

const executor = AgentExecutor.fromAgentAndTools({
  agent,
  tools: [
    new SearxngSearch({
      params: {
        format: "json",
        engines: "google",
      },
      headers: {},
    }),
  ],
});
const result = await executor.invoke({
  input: `What is Langchain? Describe in 50 words`,
});