https://api.deepinfra.com/v1/openai/audio-speech$50.0000 per 1M input characters
/v1/models/deepinfra/inworld-ai/realtime-tts-1.5-maxHigh-quality 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 natural, expressive speech with <250ms time-to-first-audio.