Model

Grok 4.20 Beta Reasoning

2 providers · 2 listingsreleased Mar 11, 2026

$1.25

lowest input /M · Vercel AI Gateway

$2.50

lowest output /M · Vercel AI Gateway

context window

max output

Compare providers (sorted by listed input price)

2 providers list Grok 4.20 Beta Reasoning. The cheapest full-context option is LLM Gateway at $2/$6 per M. Vercel AI Gateway lists lower but caps context at 2M.

			Cache read /M	Cache write /M		Capabilities	Status
Vercel AI Gateway spacexai/grok-4.20-reasoning-beta	$1.25	$2.50	$0.2	—	2M	reasoningtoolsno structuredvision		Mar 11, 2026
LLM Gateway xai/grok-4-20-beta-0309-reasoning	$2	$6	$0.2	—	2M	reasoningtoolsno structuredvision		Mar 9, 2026

Best price history

Daily lowest published price across live providers. A lower line is better for the buyer.

Best input /M: $1.25unchanged
Best output /M: $2.50unchanged
Provider coverage: 2; 2 at the start · 24 snapshots

Published best prices are unchanged.

24 daily snapshots collected from Aug 21, 2026 through Sep 14, 2026. A price chart will appear after the first real move.

Price badge

![Grok 4.20 Beta Reasoning price](https://www.vaanalytics.in/badge/grok420betareasoning.svg)

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Live SVG, regenerated on every hourly sync — paste it into a README to always show the current cheapest listed price. Updates when prices change; no build step needed on your side.

Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.