HAIL.SO / DISPATCH · 2026-07-24 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

5 models
Rev.ai
Rev.ai Whisper Fusion
×
Rev.ai
Rev.ai Reverb
×
Speechmatics
Speechmatics Enhanced
×
Speechmatics
Speechmatics Melia 1
×
AssemblyAI
Universal-Streaming
×
$/min$0.005000$0.003300$0.002150$0.002150$0.002500
$/min batch
Streaming
Realtime
Languagesenen56+68+en
Diarizationincludedincludedincludedincludedextra-cost
TTFW
Verified2026-07-192026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗provider page ↗
03

Text to speech

1 model
Smallest.ai
Lightning v3.1 Pro
×
$/1M chars$19.50
Voice qualityneural
Voice cloning
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, pl
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-19
Sourceprovider page ↗