Grok Build 0.1

xAI chatreasoningtool_usevision Long

API ID: x-ai/grok-build-0.1-20260520

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Input Price
$1.00
/1M tokens
Output Price
$2.00
/1M tokens
Cached Input
$0.20
Save 80%

About Grok Build 0.1

Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...

💰
Price Ranking
#1011 lowest price among 1240 Chat models

Model Specifications

Context Length
256k
Max Output
—
Release Date
2026-05-20
Capabilities
chat reasoning tool_use vision
Input Modalities
textimagefile
Output Modalities
text

Best For

  • Complex reasoning, math problems, multi-step logic
  • Image analysis, document understanding, visual Q&A
  • Conversations, content writing, general assistance

Consider Alternatives For

  • Simple Q&A (cheaper models available)

💰 Real-World Cost Examples

Estimated monthly costs for common use cases

Personal AI Assistant
$1.05
/month
50 conversations/day, ~500 tokens each
Customer Service Bot
$33.00
/month
1000 tickets/day, ~800 tokens each
Data Analysis Pipeline
$46.50
/month
500 analyses/day, ~2k tokens each
Calculate Your Custom Usage

xAI Model Lineup

Compare all models from xAI to find the best fit

Model Input Output Context Capabilities
Grok Build 0.1 Current Free Free 256k chat reasoning tool_use vision
Grok 2 Vision 1212 Free Free 33k chat vision
Grok 2 Vision 1212 Free Free 33k chat vision
Grok Vision Beta Free Free 8k chat vision
Grok Vision Beta Free Free 8k chat vision
Grok 2 Free Free 33k chat
View All xAI Models →

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🚀 Quick Start

Get started with Grok Build 0.1 API

OpenAI-compatible SDK 
from openai import OpenAI

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

response = client.chat.completions.create(
    model="x-ai/grok-build-0.1-20260520",
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)
print(response.choices[0].message.content)

Resources

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