Grok 4.20 (Reasoning)

xai / grok-4.20-0309-reasoning

Input price

$1.25

per 1M tokens

Output price

$2.5

per 1M tokens

Context

1,000K

tokens

Capabilities

✓ Reasoning✓ Tool calls✓ Image input— Open weights

cache read	$0.2
Context	1,000,000 tokens
max output	30,000 tokens
Released	2026-03-09
Data updated	2026-03-09

Prices are official/data-source rates (per 1M tokens), not what relays actually charge — relay prices vary with discounts and group multipliers. See methodology.

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