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

side by side.

← all costsclear
02

Speech to text

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

Text to speech

2 models
OpenAI
TTS-1
×
Google
Google Cloud TTS — Neural2
×
$/1M chars$15.00$16.00
Voice qualityneuralneural
Voice cloning
Voice count
Languagesen40+
SSML support
TTFB
Output formats
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗