HAIL.SO / DISPATCH · 2026-07-12 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

1 model
OpenAI
Whisper
×
$/min$0.006000
$/min batch
Streaming
Realtime
Languages99+
Diarizationunsupported
TTFW
Verified2026-07-02
Sourceprovider page ↗
03

Text to speech

5 models
Smallest.ai
Lightning v3.1
×
Deepgram
Deepgram Aura 2
×
Cartesia
Sonic 2
×
OpenAI
TTS-1
×
Rime
Rime Mist v3
×
$/1M chars$17.50$30.00$50.00$15.00$30.00
Voice qualityneuralneuralneuralneuralneural
Voice cloning✓ included✓ included
Voice count21794
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, oren, es, de, fr, nl, it, jaen, fr, de, es, pt, zh, ja, koenen
SSML support
TTFB200ms90ms37ms
Output formatspcm, mp3, wav, ulaw, alawwav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-022026-07-022026-07-022026-07-022026-07-02
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗provider page ↗