Grok 4.20 (xAI)

View on xAI View on OpenRouter

Identity and capabilities

Status: active
Local execution: Not verified
Context window: 2,000,000
Maximum output: 1,800,000
Image input: Yes
Reasoning: Yes
Tool calling: Yes
Release date: Mar 10, 2026
First seen: 2026-08-29 19:40:01Z UTC
Last verified: 1 min ago

Current offers - prices in USD · per 1M tokens

Prices by provider, service tier, context and offer route
	OpenRouter
Cached input	$0.2
Input	$1.25
Output	$2.5

Active promotions

No officially confirmed promotion applies to this model.

Recent price changes

No price changes in the last 7 days.