xAI: Grok 4.3
Chatx-ai/grok-4.3Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
1M context window
128K max output tokens
Released: 2026-04-30
Supported Protocols:openai
Available Providers:Azure
Capabilities:VisionFunction CallingReasoning
Providers
Azure
Input Tokens
$1.25/M
Output Tokens
$2.5/M
Cache Read
$0.02/M
Protocols
openai
/v1/chat/completions/v1/responsesCode Examples
from openai import OpenAIclient = OpenAI(base_url="https://api.ofox.ai/v1",api_key="YOUR_OFOX_API_KEY",)response = client.chat.completions.create(model="x-ai/grok-4.3",messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)
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Frequently Asked Questions
xAI: Grok 4.3 on Ofox.ai costs $1.25/M per million input tokens and $2.5/M per million output tokens. Pay-as-you-go, no monthly fees.
xAI: Grok 4.3 supports a context window of 1M tokens with max output of 128K tokens, allowing you to process large documents and maintain long conversations.
Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible — just change the base URL and API key in your existing code.
xAI: Grok 4.3 supports the following capabilities: Vision, Function Calling, Reasoning. Access all features through the Ofox.ai unified API.