HAIL.SO / DISPATCH · 2026-07-26 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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01

Large language models

2 models
OpenAI
OpenAI o1
×
OpenAI
OpenAI o4-mini
×
Output $/MTok$60.00$4.40
Input $/MTok$15.00$1.10
Cached input $/MTok$7.5000$0.2750
Context window200,000200,000
Output cap100,000100,000
Modalitiesin: text, image / out: textin: text, image / out: text
Tool use
Structured output
Familyo-serieso-series
Knowledge cutoff2023-10-012024-06-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

2 models
Speechmatics
Speechmatics Melia 1
×
Speechmatics
Speechmatics Enhanced
×
$/min$0.002150$0.002150
$/min batch
Streaming
Realtime
Languages68+56+
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1 Pro
×
OpenAI
TTS-1
×
$/1M chars$19.50$15.00
Voice qualityneuralneural
Voice cloning
Voice count
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, plen
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗