Our API is compatible with OpenAI and Anthropic’s SDKs. Migrating is as easy as generating an API key and changing a URL.Start building · Installing Grok...

Build with Grok 3To access the Grok 3 models via API, please create an xAI account and an API key.

You can use the OpenAI provider with xAI's base URL to search vector stores: ... File search requires grok-4 family models. See the OpenAI provider documentation for additional file search options like filters and ranking. You can combine multiple server-side tools for comprehensive research: ... Control the reasoning effort for the model. Higher effort may produce more thorough results at the cost of increased latency and token usage. The Responses API only supports server-side tools.

Grok is our flagship AI model designed to deliver truthful, insightful answers. ... Create an API Key and make your first request.

Simply update the base URL to https://api.x.ai/v1 and install the SDK [6]. For the best results, take advantage of advanced features like function calling and system prompts, and always prioritize secure API key management [8].

September 10, 2025 - curl https://api.x.ai/v1/chat/completions \ -H "Authorization: Bearer YOUR_API_KEY_HERE" \ -H "Content-Type: application/json" \ -d '{ "model": "grok-1", "messages": [ { "role": "user", "content": "What is happening on X today?"

May 1, 2025 - The next step is to initialize the client. We call the OpenAI function with our API key from the .env file and the URL of the Grok server, and assign it to the variable client.

January 2, 2025 - Grok consists of a family of large language models (LLMs) developed by xAI. While the models are helpful within X (formerly Twitter), they can offer even more value when they’re integrated with your product or your internal applications. For either integration scenario, you’ll need to start by creating your API key on xAI.

When making requests to Grok ↗, replace https://api.x.ai/v1 in the URL you are currently using with https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_id}/grok.

Certain grok models can accept both text AND images as an input. For example: ... import os from xai_sdk import Client from xai_sdk.chat import user, image client = Client( api_key=os.getenv("XAI_API_KEY"), timeout=3600, # Override default timeout with longer timeout for reasoning models ) chat = client.chat.create(model="grok-4") chat.append( user( "What's in this image?", image("https://science.nasa.gov/wp-content/uploads/2023/09/web-first-images-release.png") ) ) response = chat.sample() print(response.content)

May 15, 2025 - With privacy-first infrastructure and scalable pricing, Grok AI is an ideal solution for startups, SaaS platforms, and enterprise products. This guide will walk you through everything from registering for the API to making advanced requests and implementing real-world applications.

Manage your project API keys.

Grok 4.1 Fast is xAI's best agentic tool calling model that shines in real-world use cases like customer support and deep research. Run Grok 4.1 Fast with API

Grok3 is cool, smart, and useful, but there is no official API available. This is an unofficial Python client for interacting with the Grok 3 API.

By default, the name that must be appended to the URL should simply be the same as the name of the attribute; but by providing a name keyword argument, the programmer can designate another name to appear in the URL instead of the raw attribute name. ... A grokcore.catalog.Indexes index that matches against an entire field.

Navigate to the API keys section; there are multiple links to take you there.

For example, if you’re currently using the OpenAI Python SDK, you can start using Grok by simply changing the base_url to https://api.x.ai/v1 and using your xAI API key that you created on console.x.ai.

Reference of all available xAI REST API endpoints

August 1, 2025 - This page will display the API key, and you can copy, delete, or edit it from here. Step 5: Once you have obtained the Grok API key, you can use the official Grok Python SDK to access the Grok API.