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

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02

Speech to text

3 models
Gladia
Gladia Solaria-1
×
Speechmatics
Speechmatics Enhanced
×
Rev.ai
Rev.ai Reverb
×
$/min$0.012500$0.002150$0.003300
$/min batch$0.010170
Streaming
Realtime
Languages100+56+en
Diarizationincludedincludedincluded
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

3 models
Deepgram
Deepgram Aura 2
×
Microsoft Azure
Azure AI Speech — Neural HD (DragonHD)
×
Cartesia
Sonic 3.5
×
$/1M chars$30.00$22.00$50.00
Voice qualityneuralneuralneural
Voice cloning✓ included
Voice count30
Languagesen, es, de, fr, nl, it, jaen-US, zh-CN, de-DE, es-ES, fr-FR, ja-JP42+
SSML support
TTFB90ms
Output formatswav, mp3, linear16, mulaw, alaw, opusraw/pcm_f32le, raw/pcm_s16le, raw/pcm_mulaw, raw/pcm_alaw, wav, mp3
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗