HAIL.SO / DISPATCH · 2026-07-22 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

← all costsclear
02

Speech to text

2 models
Rev.ai
Rev.ai Whisper Fusion
×
Rev.ai
Rev.ai Reverb
×
$/min$0.005000$0.003300
$/min batch
Streaming
Realtime
Languagesenen
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

4 models
Smallest.ai
Lightning v3.1 Pro
×
Cartesia
Sonic 2
×
Cartesia
Sonic 3
×
LMNT
LMNT Blizzard
×
$/1M chars$19.50$50.00$50.00$50.00
Voice qualityneuralneuralneuralneural
Voice cloning✓ included✓ included✓ included
Voice count
Languagesen, hi, mr, ta, ml, te, kn, pa, bn, or, gu, ar, zh, id, ja, ko, ms, tr, vi, de, es, fr, it, pt, ru, el, fi, no, plen, fr, de, es, pt, zh, ja, ko42+31+
SSML support
TTFB200ms90ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗