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Grok Text to Speech API Pricing

Priced per character, not per token: $15.00 per 1M characters.

Verified against xAI’s pricing page on 2026-07-02.

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Facts

Specs

  • FamilyGrok Voice
  • API ID—
  • ModalityAudio
  • Context window—
  • Max output—
  • Release dateNot published

Pricing (per 1M tokens)

  • Input—
  • Output—
  • Cached input—
  • Cache write—
  • Batch discount—

Capabilities

text-to-speech

Notes

Priced per character, not per token: $15.00 per 1M characters.

Worked cost examples

Not priced per token

Grok Text to Speechis billed per unit (image, second, or similar), not per token — the standard chatbot/RAG/batch workloads don’t apply. See the notes in the facts panel above for its per-unit rate.

Price history

Changes we have documented since we began tracking

No price changes recorded since we began tracking.

Grok Text to Speech pricing FAQ

How is Grok Text to Speech priced?
Grok Text to Speech is billed per unit rather than per token. Priced per character, not per token: $15.00 per 1M characters.
Does Grok Text to Speech have cache pricing?
No cache discount is documented for Grok Text to Speech on the provider's pricing page.

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