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xAI: Grok 4.20

grok-4.20

Grok 4.20 is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering consistently...

Modalities

Input

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Output

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Pricing
Cost per 1 million tokens
Input
$2.4
Output
$7.2
Model Specs
Context Window
2,000,000
Max Output
2,000,000
Release Date
2026-03-31
Knowledge Cutoff
Capabilities
Reasoning
Tool Calling
Vision

Last Updated: 2026-04-11

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