xAI · current

Grok Voice Think Fast 2.0

Grok Voice Think Fast 2.0 is attributed to xAI in the catalog. It accepts text and audio input and produces text and audio output. Reported capabilities include tool calling.

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Modalities

Token rates

Unavailable

No recent paired token rate available

Context

—

Released

2026-07-29

Knowledge cutoff

Unknown

Where to use it

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

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Vercel AI Gateway

spacexai/grok-voice-think-fast-2.0

current

Input

—

Output

—

Cache

—

Context

—

Max output

—

Reasoning: No
Tool calling: Yes
Structured output: Unknown
Temperature: Yes

Price unavailable

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

Provider / API ID	Status	Context	Max output	Input	Output	Cache read	Reasoning	Tools	Structured	Temperature
Vercel AI Gateway spacexai/grok-voice-think-fast-2.0	currentPrice unavailable	—	—	—	—	—	No	Yes	Unknown	Yes

Capabilities and limits

Input: text, audio
Output: text, audio
Max output: Unknown
Weights: Closed (source-reported)
Release: 2026-07-29
Knowledge cutoff: Unknown
Family: grok

Tool calling

Provider-specific limits and support can differ.

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Model and price history

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

Model changes (1)

source refresh · 2026-10-21

{
  "before": {
    "model_type": null,
    "supports_tools": false
  },
  "after": {
    "model_type": "realtime",
    "supports_tools": true
  }
}