Kotoba STT v1

Kotoba TTS v2

Japanese speech synthesis with male-01 and female-01 preset voices. Returns completed 24 kHz mono WAV audio. Billed by exact UTF-8 bytes, not characters. NanoGPT accepts up to 12,000 input bytes.

ByteDance Seed Speech TTS 2.0

ByteDance Seed Speech TTS 2.0 for natural multilingual speech with voice instructions and delivery controls.

ElevenLabs Scribe V1

ElevenLabs Scribe V1 transcription with word-level timestamps and speaker identification

MiniMax Speech 02 HD

High-definition text-to-speech with natural pronunciation and multiple voices.

MiniMax Speech 2.6 HD

Ultra-Fast, Ultra-Human, Ultra-Smart TTS with <250ms latency, natural voice cloning, seamless multilingual support across 40+ languages, and industry-leading text normalization for flawless, expressive communication.

MiniMax Speech 2.6 Turbo

High-definition Text-to-Speech with natural pronunciation and crisp articulation. Supports multiple built-in voices and custom cloned voices, adjustable speed, volume, and pitch, and coverage of 40+ languages for professional audio creation.