HAIL.SO / DISPATCH · 2026-06-16 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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02

Speech to text

4 models
Speechmatics
Speechmatics Enhanced
×
Rev.ai
Rev.ai Reverb
×
AssemblyAI
Universal-2
×
AssemblyAI
Universal-Streaming
×
$/min$0.004000$0.003300$0.002500$0.002500
$/min batch
Streaming
Realtime
Languages55+en99+en
Diarizationincludedincludedextra-costextra-cost
TTFW
Verified2026-05-192026-05-192026-05-05stale 42d2026-05-05stale 42d
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
03

Text to speech

2 models
LMNT
LMNT Blizzard
×
ElevenLabs
Eleven Flash v2.5
×
$/1M chars$50.00$50.00
Voice qualityneuralneural
Voice cloning✓ included✓ included
Voice count
Languages31+32+
SSML support
TTFB75ms
Output formatsmp3_44100_128, pcm_16000, wav_44100, opus_48000_128, ulaw_8000, alaw_8000
Verified2026-05-192026-05-05stale 42d
Sourceprovider page ↗provider page ↗