HAIL.SO / DISPATCH · 2026-07-23 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

3 models
OpenAI
GPT Realtime Whisper
×
Speechmatics
Speechmatics Enhanced
×
Google
Chirp 3
×
$/min$0.017000$0.002150$0.016000
$/min batch
Streaming
Realtime
Languages99+56+98+
Diarizationunsupportedincludedincluded
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

3 models
LMNT
LMNT Blizzard
×
OpenAI
TTS-1
×
Smallest.ai
Lightning v3.1
×
$/1M chars$50.00$15.00$17.50
Voice qualityneuralneuralneural
Voice cloning✓ included✓ included
Voice count217
Languages31+enen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗