inworld-tts-1.5-mini

tts

Fast multilingual text-to-speech model by Inworld AI with 130+ preset voices across 15 languages. Supports voice cloning, word-level timestamps, and streaming. Optimized for low-latency applications with <130ms time-to-first-audio.

Capabilities

Infrastructure
Streaming

Details

Model IDinworld-ai/inworld-tts-1.5-mini
Provider DeepInfra
Creator inworld-ai
License—
Statusactive
Typetts
Input modalitiestext
Output modalitiesspeech
Open weightNo
Max chars—
Sample rate—
Voices—
Languages—
Release date
Sourceofficial

Endpoints

audio speechPOST
https://api.deepinfra.com/v1/openai/audio-speech

Pricing

$25.0000 per 1M input characters

Family Comparison: inworld-ai

ModelMax charsSample rateVoicesLanguages
inworld-tts-1.5-max————
inworld-tts-1.5-mini————

API

GET/v1/models/deepinfra/inworld-ai/inworld-tts-1.5-mini

inworld-tts-1.5-mini

inworld-ai/inworld-tts-1.5-mini

Fast multilingual text-to-speech model by Inworld AI with 130+ preset voices across 15 languages. Supports voice cloning, word-level timestamps, and streaming. Optimized for low-latency applications with <130ms time-to-first-audio.

Changes · 1 entries
inworld-ai/inworld-tts-1.5-minicreate3e56cf1Apr 26, 2026, 07:23 PM