xAI API Pricing

xAI builds the Grok family of models, integrated with real-time X (Twitter) data. Available through the xAI API and X's premium tier.

Official site: x.ai →

Cheapest

Grok 2

$2.00/1M in

Flagship

Grok 3

$3.00/1M in

Models

2 tracked

All tiers, latest pricing.

All xAI Models

Model	Tier	Input / 1M	Output / 1M	Context
Grok 2	balanced	$2.00	$10.00	131K
Grok 3	flagship	$3.00	$15.00	131K

Model Details

Grok 2

$2.00 in

Grok 2 is xAI's general-purpose model with built-in real-time context from X (Twitter). Competitive on text reasoning and uniquely positioned for social/news-aware applications.

Grok 3

$3.00 in

Grok 3 is xAI's flagship — a step up from Grok 2 on reasoning and coding benchmarks with the same X-platform real-time context.

Calculate xAI API Costs

Use the TokenRate calculator to estimate exactly what xAI models will cost for your workload.

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