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

side by side.

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02

Speech to text

4 models
Rev.ai
Rev.ai Reverb
×
Speechmatics
Speechmatics Enhanced
×
AssemblyAI
Universal-2
×
Deepgram
Nova-3 Medical
×
$/min$0.003300$0.002150$0.002500$0.004800
$/min batch$0.004300
Streaming
Realtime
Languagesen56+99+en, en-US, en-AU, en-CA, en-GB, en-IE, en-IN, en-NZ
Diarizationincludedincludedextra-costextra-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
Microsoft Azure
Azure AI Speech — Neural HD (DragonHD)
×
LMNT
LMNT Blizzard
×
$/1M chars$22.00$50.00
Voice qualityneuralneural
Voice cloning✓ included
Voice count30
Languagesen-US, zh-CN, de-DE, es-ES, fr-FR, ja-JP31+
SSML support
TTFB
Output formats
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗