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Description

Grok Voice Think Fast 2.0 stands as the premier voice model from xAI, designed for the creation of real-time assistants, telephone agents, and interactive voice systems capable of bidirectional audio and text streaming via WebSocket. Developers have the flexibility to tailor various system parameters, such as the level of reasoning effort, the choice between built-in or custom voices, automatic voice activity detection on the server side, as well as configurable settings for silence duration, idle re-engagement, playback speed, and the ability to resume sessions following temporary disconnections. The model processes audio in several formats, including PCM, G.711 μ-law, G.711 A-law, and Opus, accepting both JSON and raw binary frames, with the adaptability to adjust PCM sample rates ranging from standard telephone quality to 48 kHz. It boasts support for over 20 languages with native-like accents, features automatic language recognition, generates natural responses in the user's preferred language, and facilitates smooth code-switching. Additionally, the inclusion of language hints and the ability to incorporate up to 100 key terms significantly enhance the accuracy of transcribing regional dialects, names, product identifiers, codes, addresses, and other specialized vocabulary, while pronunciation adjustments ensure the spoken output is correct and intelligible. This versatility makes Grok Voice Think Fast 2.0 an invaluable tool for developers looking to enhance user interaction through voice technology.

Description

Inworld Realtime STT is a streaming API for speech-to-text that captures more than just spoken words. This innovative tool merges low-latency speech recognition with voice profiling capabilities, allowing it to analyze emotions, vocal style, accent, age, and pitch from raw audio inputs, which enhances the responsiveness and expressiveness of downstream LLMs and TTS systems. Developers have the flexibility to stream audio in real time, transcribe entire files, or gather voice profile signals via a single, comprehensive API. The system features real-time bidirectional streaming over WebSocket, synchronous transcription for complete audio files, and offers voice profile signals for each streaming segment, all while supporting multiple providers through one model ID. Each audio segment provides a dynamic profile of the speaker, complete with confidence scores, equipping LLMs with structured context that indicates the emotional state of the user, such as whether they sound sad, frustrated, soft-spoken, high-pitched, or calm. This capability allows for a more nuanced interaction, enriching the user experience by adapting responses to the speaker’s emotional tone and vocal characteristics.

API Access

Has API

API Access

Has API

Screenshots View All

Screenshots View All

Integrations

Grok
Grok Voice Agent
Grok Voice Agent Builder
Vercel AI Gateway

Integrations

Grok
Grok Voice Agent
Grok Voice Agent Builder
Vercel AI Gateway

Pricing Details

No price information available.
Free Trial
Free Version

Pricing Details

Free
Free Trial
Free Version

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Vendor Details

Company Name

SpaceXAI

Founded

2023

Country

United States

Website

docs.x.ai/developers/model-capabilities/audio/speech-to-speech

Vendor Details

Company Name

Inworld

Founded

2021

Country

United States

Website

inworld.ai/speech-to-text

Product Features

Alternatives

Alternatives

Inworld TTS Reviews

Inworld TTS

Inworld
Beey Reviews

Beey

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