xAI logo

Grok 4.20 Experimental Beta 0304 Reasoning

xai/grok-4.20-experimental-beta-0304-reasoning
Chat
xAI|
Function CallingVisionReasoningWeb Search

Grok 4.20 Experimental Beta 0304 Reasoning (xai/grok-4.20-experimental-beta-0304-reasoning) is an AI model from xAI with a 1,000,000-token context window and 1,000,000 max output tokens, priced at $1.25/1M input and $2.50/1M output tokens. Available via the haimaker.ai OpenAI-compatible API.

Context Window
1M
tokens
Max Output
1M
tokens
Input Price
$1.25
/1M tokens
Output Price
$2.50
/1M tokens
Cached Input
$0.20
/1M tokens

Overview

xAI's Grok, a large language model with real-time knowledge, reasoning, and function calling capabilities.

Features & Capabilities

Modechat
Context Window1,000,000 tokens
Max Output1,000,000 tokens
Function CallingSupported
VisionSupported
ReasoningSupported
Web SearchSupported
Url ContextNot supported

API Usage

from openai import OpenAI

client = OpenAI(
    base_url="https://api.haimaker.ai/v1",
    api_key="YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="xai/grok-4.20-experimental-beta-0304-reasoning",
    messages=[
        {"role": "user", "content": "Hello, how are you?"}
    ],
)

print(response.choices[0].message.content)

Frequently Asked Questions

What is the context window of Grok 4.20 Experimental Beta 0304 Reasoning?

Grok 4.20 Experimental Beta 0304 Reasoning (xai/grok-4.20-experimental-beta-0304-reasoning) has a 1,000,000-token context window and supports up to 1,000,000 output tokens per request.

How much does Grok 4.20 Experimental Beta 0304 Reasoning cost?

Grok 4.20 Experimental Beta 0304 Reasoning is priced at $1.25 per 1M input tokens and $2.50 per 1M output tokens when accessed via the haimaker.ai OpenAI-compatible API.

What features does Grok 4.20 Experimental Beta 0304 Reasoning support?

Grok 4.20 Experimental Beta 0304 Reasoning supports function calling, vision, reasoning, web search.

How do I use Grok 4.20 Experimental Beta 0304 Reasoning via API?

Send requests to https://api.haimaker.ai/v1/chat/completions with model "xai/grok-4.20-experimental-beta-0304-reasoning" using any OpenAI-compatible SDK. Authentication uses a Bearer API key from https://app.haimaker.ai.

Use Grok 4.20 Experimental Beta 0304 Reasoning with the haimaker API

OpenAI-compatible endpoint. Start building in minutes.

Get API Access

haimaker.ai 2026 - All Rights Reserved