Grok 4.20

xAI

Grok 4.20 is xAI's latest flagship model without extended reasoning, supporting text and image inputs with a 2M context window. It provides function calling and structured output capabilities for rapid, high-quality responses. Ideal for tasks where speed matters more than deep deliberation.

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Capabilities

Tool Use

Image Input

Technical Specifications

Context Window

2,000,000 tokens

Max Output

256,000 tokens

Pricing

Token Costs (per 1M tokens)

Cache Miss Input

$2

Non-Reasoning Output

$6

Cache Read Input

$0.20

Tool Costs (per 1K calls)

Web Search

$5

Code Execution

$5

Image Generation

$70