Current model · xAI
Grok Voice 3.0 benchmarks, pricing and specs
Grok Voice 3.0 is a xAI model released on October 14, 2026 that takes text and audio input and produces text and audio. It costs $0.08 per realtime minute.
- Per realtime minute
- $0.08Listed today
Data verified October 23, 2026 · Dataset 2026-10-23
Specs
Key facts
- Provider
- xAI
- Model family
- Grok Voice
- Release date
- October 14, 2026
- Status
- Current
- Access
- API only
- API model id
- grok-voice-3.0
- Context window
- Not reported
- Max output
- Not reported
- Input
- text, audio
- Output
- text, audio
- Task families
- audio
- Declared capabilities
- audio understanding, realtime voice
Benchmarks
Independent benchmark results
Scores come from independent evaluators that ran the model themselves, pinned to a dated snapshot. Rank is among current models in the same snapshot. xAI's own launch figures are listed under strengths with the publisher named, because they are not measured the same way.
No independent benchmark has published a result for Grok Voice 3.0 yet. It is still compared below on price, context and capabilities.
Fit
Strengths, cautions and best uses
- Strengths
- A speech-to-speech model for real-time voice agents with tool use, on the same realtime endpoint as Grok Voice 2.0 with an OpenAI-compatible migration path
- xAI cites Artificial Analysis results of 86.9 on its Speech-to-Speech Index (Grok Voice 2.0: 81.3) and 98.5% on Big Bench Audio
- Priced at $0.08 per minute, the same as Grok Voice 2.0, which the grok-voice-latest alias no longer points to
- Cautions
- The per-model page leaves pricing blank; the rate comes from the launch post
- The benchmark figures are cited by xAI and are not recorded here as independent scores
- Best for
- Customer-support and in-car voice agents
- Real-time voice assistants that call tools
From benchmark to production
Building on Grok Voice 3.0?
Public scores rarely hold on your own data. We test it against the alternatives on your real tasks, then build the agent or pipeline around the model that wins.
Alternatives
Alternatives to Grok Voice 3.0
The closest current audio models by price. The cheapest model that scores as well or better is listed first; failing that, the cheapest one within 3% of the benchmark's scale.
On score and price
Grok Voice 3.0 beside the 4 alternatives listed below, on price per realtime minute.
Price per realtime minute
Listed today, lower is better
- Grok Voice 3.0
- $0.08
- GPT-Live 1
- $0.05
- Qwen3.8-Omni-Flash
- Not listed
- Gemini 3.8 Live
- Not listed
- GPT-Realtime-2
- Not listed
GPT-Live 1
- 38% cheaper per realtime minute, $0.05 vs $0.08
- From OpenAI
Qwen3.8-Omni-Flash
- From Alibaba Qwen
Gemini 3.8 Live
- From Google
GPT-Realtime-2
- From OpenAI
Further reading
More on Grok Voice 3.0
Other Grok Voice models
FAQ
Grok Voice 3.0 FAQ
How much does Grok Voice 3.0 cost?
Grok Voice 3.0 costs $0.08 per realtime minute at the standard tier. Source: xAI, verified October 23, 2026.
Is Grok Voice 3.0 open source or API only?
Grok Voice 3.0 is available through xAI's API only; its weights are not published.
What are the best alternatives to Grok Voice 3.0?
The closest current alternatives by price and measured performance are GPT-Live 1 (38% cheaper per realtime minute, $0.05 vs $0.08), Qwen3.8-Omni-Flash (from Alibaba Qwen), Gemini 3.8 Live (from Google) and GPT-Realtime-2 (from OpenAI).
Sources
Sources
- Introducing Grok Voice 3.0 · xAI · official · verified October 23, 2026
- Grok Voice 3.0 model · xAI · official · verified October 23, 2026
Cite this page
Van Data Team. "Grok Voice 3.0 Benchmarks, Pricing and Specs." AI Model Benchmark Dataset 2026-10-23. https://vandatateam.com/ai-model-benchmarks/grok-voice-3-0
Reuse the data: JSON · CSV · or explore every model in the AI model benchmark comparison.
Production evaluation
Deciding whether Grok Voice 3.0 fits your workload?
Public benchmarks narrow the shortlist. We test the finalists on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- Evaluation cases and acceptance thresholds tied to real work
- Model routing, fallbacks and cost controls