Average Ratings 0 Ratings

Total
ease
features
design
support

No User Reviews. Be the first to provide a review:

Write a Review

Average Ratings 0 Ratings

Total
ease
features
design
support

No User Reviews. Be the first to provide a review:

Write a Review

Description

Inworld TTS stands out as a cutting-edge text-to-speech solution that provides exceptionally realistic and context-aware speech synthesis alongside advanced voice-cloning features, all at an incredibly affordable price. Its leading model, TTS-1, is tailored for real-time usage, boasting low-latency streaming capabilities—where the first audio segment is available in about 200 milliseconds—and supports a wide array of languages such as English, Spanish, French, Korean, Chinese, and several others. Developers have the flexibility to utilize instant zero-shot voice cloning, requiring only 5 to 15 seconds of audio input, or opt for more detailed fine-tuned cloning, enabling the addition of voice-tags that convey emotion, style, and non-verbal cues, while also allowing for language switching without losing the unique voice identity. For those seeking even greater expressiveness and multilingual capabilities, the TTS-1-Max model is currently in preview, offering enhanced features. The platform accommodates various access methods, including API and portal options, and can operate in either streaming or batch modes, making it suitable for a diverse range of applications such as interactive voice agents, gaming characters, and bespoke audio branding experiences. With its versatility and advanced technology, Inworld TTS is poised to revolutionize how we interact with synthetic voices.

Description

Inworld AI's Realtime TTS-2 represents a cutting-edge voice model designed for instantaneous dialogue, aiming to create a conversational experience that is as human-like as it sounds. This innovative system captures the entirety of an interaction, analyzing the user’s tone, rhythm, and emotional nuances, while also allowing developers to provide voice direction using simple English commands, similar to prompting an AI model. Unlike traditional speech generation that operates in isolation, this model incorporates the context of previous exchanges, ensuring that tone and pacing evolve throughout the conversation, meaning a response can have a completely different impact depending on the preceding context, such as humor or sadness. Furthermore, the Voice Direction feature empowers developers to guide the delivery of speech as a director would with an actor, using intuitive natural language rather than rigid emotion controls or sliders. Additionally, developers can integrate inline nonverbal cues like [sigh], [breathe], and [laugh] directly into the text, which the model seamlessly transforms into corresponding audio events. Notably, Realtime TTS-2 maintains a consistent voice identity across over 100 languages, allowing for smooth language transitions within a single interaction, enhancing its applicability in diverse multilingual settings. This capability ensures that conversations remain fluid and authentic, further bridging the gap between human and machine communication.

API Access

Has API

API Access

Has API

Screenshots View All

Screenshots View All

Integrations

Claude
ChatGPT
Fireworks AI
Gemini
Google AI Overviews
Grok
Groq
Inworld
LiveKit
Mistral AI
OpenAI
Perplexity
Tenstorrent DevCloud
Vapi AI
gpt-oss-20b

Integrations

Claude
ChatGPT
Fireworks AI
Gemini
Google AI Overviews
Grok
Groq
Inworld
LiveKit
Mistral AI
OpenAI
Perplexity
Tenstorrent DevCloud
Vapi AI
gpt-oss-20b

Pricing Details

$0.005 per minute
Free Trial
Free Version

Pricing Details

$25 per month
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

Inworld

Founded

2021

Country

United States

Website

inworld.ai/tts

Vendor Details

Company Name

Inworld

Founded

2021

Country

United States

Website

inworld.ai/blog/realtime-tts-2

Product Features

Text to Speech

API
Adjust Speaking Rate / Pitch
Audio Optimization
Custom Lexicons
Different Voice Choices
Multi-Language Support
Synchronize Speech

Product Features

Text to Speech

API
Adjust Speaking Rate / Pitch
Audio Optimization
Custom Lexicons
Different Voice Choices
Multi-Language Support
Synchronize Speech

Alternatives

Chirp 3 Reviews

Chirp 3

Google

Alternatives

Qwen3-TTS Reviews

Qwen3-TTS

Alibaba
Inworld TTS Reviews

Inworld TTS

Inworld
Voxtral TTS Reviews

Voxtral TTS

Mistral AI