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

side by side.

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01

Large language models

2 models
OpenAI
GPT-4.1
×
OpenAI
GPT-4o
×
Output $/MTok$8.00$10.00
Input $/MTok$2.00$2.50
Cached input $/MTok$0.5000$1.2500
Context window1,047,576128,000
Output cap32,76816,384
Modalitiesin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilyGPT-4.1GPT-4o
Knowledge cutoff2024-06-012023-10-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

1 model
Speechmatics
Speechmatics Enhanced
×
$/min$0.002150
$/min batch
Streaming
Realtime
Languages56+
Diarizationincluded
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

3 models
Smallest.ai
Lightning v3.1 Pro
×
Rime
Rime Mist v3
×
Deepgram
Deepgram Aura 2
×
$/1M chars$19.50$30.00$30.00
Voice qualityneuralneuralneural
Voice cloning
Voice count94
Languagesen, hi, mr, ta, ml, te, kn, pa, bn, or, gu, ar, zh, id, ja, ko, ms, tr, vi, de, es, fr, it, pt, ru, el, fi, no, plenen, es, de, fr, nl, it, ja
SSML support
TTFB200ms37ms
Output formatspcm, mp3, wav, ulaw, alawwav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗