xAI API pricing in 2026

Q: How does xAI API charge?

xAI API is usage-based: you pay for what you use (transactions, messages, compute and so on) rather than a fixed subscription, so the bill depends on volume. Per 1M tokens (<200K prompt): grok-4.7 $2 in / $0.50 cached / $6 out; grok-build-0.1 $1 / $0.20 / $2. Long-context prompts billed higher; batch 20% off on most models; image generation from $0.02/image.

Developer API for xAI's Grok language, voice and image models. How xAI API charges, its plans and the alternatives.

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Billing

Pay as you use

Plans

How xAI API prices

xAI API is usage-based: you pay per transaction, message or unit used rather than a fixed subscription, so there's no plan price to show. Surba tracks what you actually pay each month.

Per 1M tokens (<200K prompt): grok-4.7 $2 in / $0.50 cached / $6 out; grok-build-0.1 $1 / $0.20 / $2. Long-context prompts billed higher; batch 20% off on most models; image generation from $0.02/image.

Checked on xAI API's site on 26 Oct 2026.

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Alternatives to xAI API

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FAQ

xAI API pricing questions

How does xAI API charge?

xAI API is usage-based: you pay for what you use (transactions, messages, compute and so on) rather than a fixed subscription, so the bill depends on volume. Per 1M tokens (<200K prompt): grok-4.7 $2 in / $0.50 cached / $6 out; grok-build-0.1 $1 / $0.20 / $2. Long-context prompts billed higher; batch 20% off on most models; image generation from $0.02/image.

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