HAIL.SO / DISPATCH · 2026-07-05 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

3 models
Microsoft Azure
Azure Speech (Batch)
×
Speechmatics
Speechmatics Enhanced
×
AssemblyAI
Universal-Streaming
×
$/min$0.006000$0.002150$0.002500
$/min batch
Streaming
Realtime
Languages100+56+en
Diarizationincludedincludedextra-cost
TTFW
Verified2026-05-19stale 47d2026-07-022026-07-02
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

3 models
Smallest.ai
Lightning v3.1
×
Rime
Rime Mist v3
×
Cartesia
Sonic 2
×
$/1M chars$17.50$30.00$50.00
Voice qualityneuralneuralneural
Voice cloning✓ included✓ included
Voice count21794
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, orenen, fr, de, es, pt, zh, ja, ko
SSML support
TTFB200ms37ms90ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-022026-07-022026-07-02
Sourceprovider page ↗provider page ↗provider page ↗