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

side by side.

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02

Speech to text

2 models
Speechmatics
Speechmatics Melia 1
×
Rev.ai
Rev.ai Reverb
×
$/min$0.002150$0.003300
$/min batch
Streaming
Realtime
Languages68+en
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

4 models
Deepgram
Deepgram Aura 2
×
Resemble AI
Resemble Chatterbox Turbo
×
OpenAI
TTS-1
×
Smallest.ai
Lightning v3.1
×
$/1M chars$30.00$15.00$17.50
Voice qualityneuralneuralneuralneural
Voice cloning✓ included✓ included
Voice count217
Languagesen, es, de, fr, nl, it, jaenenen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or
SSML support
TTFB200ms
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 ↗