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

side by side.

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01

Large language models

1 model
OpenAI
GPT-4.1
×
Output $/MTok$8.00
Input $/MTok$2.00
Cached input $/MTok$0.5000
Context window1,047,576
Output cap32,768
Modalitiesin: text, image / out: text
Tool use
Structured output
FamilyGPT-4.1
Knowledge cutoff2024-06-01
Verified2026-07-19
Sourceprovider page ↗
02

Speech to text

3 models
Speechmatics
Speechmatics Enhanced
×
AssemblyAI
Whisper-Streaming
×
Gladia
Gladia Solaria-3
×
$/min$0.002150$0.005000$0.010170
$/min batch
Streaming
Realtime
Languages56+99+en, fr, de, es, it
Diarizationincludedextra-costincluded
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1
×
Deepgram
Deepgram Aura 2
×
$/1M chars$17.50$30.00
Voice qualityneuralneural
Voice cloning✓ included
Voice count217
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, oren, es, de, fr, nl, it, ja
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alawwav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗