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

side by side.

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02

Speech to text

2 models
Rev.ai
Rev.ai Reverb
×
Speechmatics
Speechmatics Melia 1
×
$/min$0.003300$0.002150
$/min batch
Streaming
Realtime
Languagesen68+
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

4 models
Deepgram
Deepgram Aura 2
×
Smallest.ai
Lightning v3.1
×
Microsoft Azure
Azure AI Speech — Neural
×
Rime
Rime Mist v3
×
$/1M chars$30.00$17.50$15.00$30.00
Voice qualityneuralneuralneuralneural
Voice cloning✓ included
Voice count21794
Languagesen, es, de, fr, nl, it, jaen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or100+en
SSML support
TTFB200ms37ms
Output formatswav, mp3, linear16, mulaw, alaw, opuspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗