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xAI · current

Grok TTS

Grok TTS is attributed to xAI in the catalog. It accepts text input and produces audio output.

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Report an errorModel and price history

Modalities

Token rates

Unavailable

No recent paired token rate available

Context

15K

Released

2026-03-16

Knowledge cutoff

Unknown

Where to use it

2 observed offerings · token prices in USD per million where available

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Vercel AI Gateway

spacexai/grok-tts

current

Input

—

Output

—

Cache

—

Context

15K

Max output

15K
Reasoning
No
Tool calling
No
Structured output
Unknown
Temperature
No

Price unavailable

ZenMux

x-ai/grok-voice-tts-1.0

current

Input

—

Output

—

Cache

—

Context

15K

Max output

15K
Reasoning
No
Tool calling
No
Structured output
Unknown
Temperature
No

Price unavailable

Limits and capabilities reflect each provider’s listed offering. Unknown means support was not reported.

Capabilities and limits

Input
text
Output
audio
Max output
15K
Weights
Closed (source-reported)
Release
2026-03-16
Knowledge cutoff
Unknown
Family
grok

No confirmed capabilities

Provider-specific limits and support can differ.

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Models to compare

Candidates match reported specifications; they are not tested replacements.

Gemini 2.5 Flash TTSGoogle · 33K contextCompare →Gemini 2.5 Pro TTSGoogle · 33K contextCompare →Qwen3 Omni 30B A3B InstructAlibaba · 66K contextCompare →

Model and price history

Latest recorded change: source refresh · 2026-10-21

Model changes (2)
  • source refresh · 2026-10-21
    {
  "before": {
    "context_tokens": 0,
    "max_output_tokens": 0
  },
  "after": {
    "context_tokens": 15000,
    "max_output_tokens": 15000
  }
}
  • source refresh · 2026-10-20
    {
  "before": {
    "model_type": null
  },
  "after": {
    "model_type": "speech"
  }
}