HAIL.SO / DISPATCH · 2026-06-06 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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02

Speech to text

4 models
AssemblyAI
Universal-2
×
Speechmatics
Speechmatics Enhanced
×
Microsoft Azure
Azure Speech (Batch)
×
AssemblyAI
Universal-Streaming
×
$/min$0.002500$0.004000$0.006000$0.002500
$/min batch
Streaming
Realtime
Languages99+55+100+en
Diarizationextra-costincludedincludedextra-cost
TTFW
Verified2026-05-05stale 32d2026-05-192026-05-192026-05-05stale 32d
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
03

Text to speech

2 models
Cartesia
Sonic 2
×
LMNT
LMNT Blizzard
×
$/1M chars$50.00$50.00
Voice qualityneuralneural
Voice cloning✓ included✓ included
Voice count
Languages15+31+
SSML support
TTFB90ms
Output formats
Verified2026-05-192026-05-19
Sourceprovider page ↗provider page ↗