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
OpenAI
GPT Realtime Whisper
×
Google
Chirp 2
×
Rev.ai
Rev.ai Whisper Fusion
×
Speechmatics
Speechmatics Enhanced
×
$/min$0.017000$0.016000$0.005000$0.002150
$/min batch
Streaming
Realtime
Languages99+20+en56+
Diarizationunsupportedincludedincludedincluded
TTFW
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
03

Text to speech

2 models
LMNT
LMNT Blizzard
×
Deepgram
Deepgram Aura 2
×
$/1M chars$50.00$30.00
Voice qualityneuralneural
Voice cloning✓ included
Voice count
Languages31+en, es, de, fr, nl, it, ja
SSML support
TTFB
Output formatswav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗