Speech Synthesis / Quote
Grok Text to Speech API Price Speech Synthesis
xAI · text-to-speech
Input · Cache Miss
$15 /百万字符
Output
$0 /百万字符
Cache Hit Input
— /百万字符
| Billing | USD · 百万字符 |
|---|---|
| Modalities | 文本 / 音频 |
| Deep Thinking | — |
| Verified Date | 2026-09-04 |
| Official pricing page | docs.x.ai/developers/models/text-to-speech ↗ |
按输入字符计费;单请求上限 15,000 字符;29 种预置音色。
xAI Related Models
- Grok 4.6 $2 / $6
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- Grok 4.20 (Reasoning) $1.25 / $2.5
- Grok 4.20 (Non-Reasoning) $1.25 / $2.5
- Grok 4.20 Multi-Agent $1.25 / $2.5
- Grok Build 0.1(原 Grok Code Fast) $1 / $2
- Grok Imagine Image 2.0 $0.01 / $0.04
- Grok Imagine Image $0 / $0.02
- Grok Imagine Image Quality $0.01 / $0.05
- Grok Imagine Video $0.05 /秒
- Grok Imagine Video 1.5 $0.01 / $0.08
- Grok Speech to Speech(实时语音) $0 /分钟
- Grok Speech to Text $0.2 /小时
FAQ
How much does the Grok Text to Speech API cost?
Input $15/百万字符, output $0/百万字符
Which input modalities does Grok Text to Speech support?
文本 / 音频.
How does Grok Text to Speech compare with peers on value?
xAI Grok Text to Speech is competitively priced among comparable models; compare against similar models. See the Pricemon market table for a full comparison.
What use cases suit Grok Text to Speech?
Good for: voice-overs, audiobooks, social media, navigation systems, accessibility.
Does Grok Text to Speech have a free tier?
Check xAI's official pricing page for the latest free quota, trial policy and tiered pricing. Policies differ by vendor and change over time.