Inworld TTS

Inworld TTS

Inworld
Phonic-1

Phonic-1

Phonic
+
+

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About

Inworld TTS is a state-of-the-art text-to-speech platform designed to deliver ultra-realistic, context-aware speech synthesis and precise voice-cloning capabilities at a radically accessible price. The flagship model, TTS-1, is optimized for real-time applications and supports low-latency streaming (first audio chunk in ≈200 ms) as well as multiple languages (including English, Spanish, French, Korean, Chinese, and more). Developers can use instant zero-shot voice cloning (5-15 seconds of audio) or professional fine-tuned cloning, add voice-tags for emotion, style, and non-verbal sounds, and switch languages while preserving voice identity. The larger TTS-1-Max model (in preview) offers even more expressive speech and multilingual strength. The platform supports both API and portal access, streaming or batch mode, and is designed for everything from interactive voice agents and gaming characters to branded audio experiences.

About

Phonic-1 is a real-time speech-to-speech AI model offered through Phonic’s voice-agent development platform. It processes spoken input and generates spoken responses, supporting streaming conversations, configurable voices, turn-taking, and interruption handling. Developers can access the model through an API and SDKs, then use Phonic’s hosted tools to build, test, and deploy conversational voice agents. The platform is designed for developers and businesses creating voice applications for customer support, sales, appointment handling, and other spoken interactions. It includes options for hosted or self-managed deployment and provides documented integrations and webhook-based connections to external services. Phonic states that its voice technology supports more than 50 languages.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Developers and businesses looking for a tool offering multilingual voice synthesis and custom-voice cloning at scale

Audience

Developers and business teams building conversational voice applications and AI voice agents, including customer-service, healthcare, hiring, logistics, and phone-workflow use cases.

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Supported

API

Offers API Supported

Screenshots and Videos

Screenshots and Videos

Pricing

$0.005 per minute
Free Version Not Supported
Free Trial Not Supported

Pricing

$0.07/min
Starter costs $0.07 per conversation minute with no minimum. Pro costs $0.065 per minute with a $200 monthly minimum. Enterprise pricing is custom, with volume-based discounts available.
Free Version Not Supported
Free Trial Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Inworld
Founded: 2021
United States
inworld.ai/tts

Company Information

Phonic
Founded: 2024
United States
phonic.ai

Alternatives

Eleven v4

Eleven v4

ElevenLabs

Alternatives

GPT-Live-1

GPT-Live-1

OpenAI
Grok Voice 3.0

Grok Voice 3.0

SpaceXSI
Qwen3-TTS

Qwen3-TTS

Alibaba
Phonic

Phonic

Phonic.ai
Chirp 3

Chirp 3

Google
PhonicsMaker

PhonicsMaker

Enzi.ai

Categories

Categories

AI Voice Models Supported

Integrations

LiveKit Supported
Amazon Connect Not Supported
Claude Supported
Claude Duet Supported
Claude for Legal Supported
Fireworks AI Supported
Google AI Overviews Supported
Groq Supported
Inworld Supported
Mistral AI Supported
Model Context Protocol (MCP) Not Supported
OpenAI Supported
Phonic Not Supported
Telnyx Not Supported
Tenstorrent DevCloud Supported
Twilio Voice Not Supported
Vapi AI Supported
gpt-oss-20b Supported

Integrations

LiveKit Supported
Amazon Connect Supported
Claude Not Supported
Claude Duet Not Supported
Claude for Legal Not Supported
Fireworks AI Not Supported
Google AI Overviews Not Supported
Groq Not Supported
Inworld Not Supported
Mistral AI Not Supported
Model Context Protocol (MCP) Supported
OpenAI Not Supported
Phonic Supported
Telnyx Supported
Tenstorrent DevCloud Not Supported
Twilio Voice Supported
Vapi AI Not Supported
gpt-oss-20b Not Supported
Claim Inworld TTS and update features and information
Claim Inworld TTS and update features and information
Claim Phonic-1 and update features and information
Claim Phonic-1 and update features and information