xAI: Tool Use docs materially updated

System Baseline: Null

import OpenAI from "openai" ; const client = new OpenAI ({ apiKey: process.env. XAI_API_KEY , baseURL: "https://api.x.ai/v1" , }); const stream = await client.responses. create ({ model: "grok-4.20-reasoning" , input: [ { role: "user" , content: "What are the latest updates from xAI?" } ], tools: [ { type: "web_search" }, { type: "x_search" }, { type: "code_interpreter" }, ], stream: true , }); for await ( const event of stream) { if (event.delta?.content) { process.stdout. write (event.delta.content); } }