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Grok 4.20 Beta

Chat

xAI

x-ai/grok-4.20

Grok 4.20 is a reasoning model from xAI with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering...

28

credits / gen

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File Support Reasoning 2000K Context Vision (OR)

About this model

Grok 4.20 is a reasoning model from xAI with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering...

Technical Specifications

Provider

xAI

Type

Chat

Context Window

2,000,000 tokens

Pricing

28 credits

Knowledge Cutoff

2025-09-01

Capabilities

File Support

Can read PDF, DOCX, XLSX & more

Reasoning

Chain-of-thought reasoning exposed

2000K Context

Large context window for long documents

Vision (OR)

OpenRouter reports vision support