HAIL.SO / DISPATCH · 2026-07-26 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

3 models
Cartesia
Ink Whisper
×
OpenAI
Whisper
×
Speechmatics
Speechmatics Enhanced
×
$/min$0.003000$0.006000$0.002150
$/min batch$0.001500
Streaming
Realtime
Languages99+99+56+
Diarizationunsupportedunsupportedincluded
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

3 models
Smallest.ai
Lightning v3.1
×
Cartesia
Sonic 2
×
Cartesia
Sonic 3
×
$/1M chars$17.50$50.00$50.00
Voice qualityneuralneuralneural
Voice cloning✓ included✓ included✓ included
Voice count217
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, oren, fr, de, es, pt, zh, ja, ko42+
SSML support
TTFB200ms90ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗