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

side by side.

← all costsclear
02

Speech to text

3 models
Speechmatics
Speechmatics Melia 1
×
Rev.ai
Rev.ai Reverb
×
AssemblyAI
Universal-Streaming
×
$/min$0.002150$0.003300$0.002500
$/min batch
Streaming
Realtime
Languages68+enen
Diarizationincludedincludedextra-cost
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

3 models
Deepgram
Deepgram Aura 2
×
Cartesia
Sonic 2
×
Cartesia
Sonic Turbo
×
$/1M chars$30.00$50.00$50.00
Voice qualityneuralneuralneural
Voice cloning✓ included✓ included
Voice count
Languagesen, es, de, fr, nl, it, jaen, fr, de, es, pt, zh, ja, koen, fr, de, es, pt, zh, ja, hi, ko
SSML support
TTFB90ms40ms
Output formatswav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗