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Grok 4.20

xAI · 1 configuration

Intelligence—
Input / 1M$1.25
Output / 1M$2.50
Context2M

Tariff: OpenRouter · Source: openrouter · USD per million tokens

Thinking configuration

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Selected: thinking default · Click a point to switch configuration

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

This model is in the catalog but has no imported benchmarks. Capabilities are not estimated.

Specifications from the catalog

Inputtext, image, file
Outputtext
Tool callingYes
Structured outputYes
SpeedNot available
First tokenNot available
Maximum output1.8M
Catalog listing date2026-03-31