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

side by side.

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01

Large language models

3 models
OpenAI
OpenAI o3
×
OpenAI
OpenAI o1
×
xAI
Grok 4.3
×
Output $/MTok$8.00$60.00$2.50
Input $/MTok$2.00$15.00$1.25
Cached input $/MTok$0.5000$7.5000$0.2000
Context window200,000200,0001,000,000
Output cap100,000100,0001,000,000
Modalitiesin: text, image / out: textin: text, image / out: textin: text, image / out: text
Tool use
Structured output
Familyo-serieso-seriesGrok 4
Knowledge cutoff2024-06-012023-10-01
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

1 model
AssemblyAI
Universal-3.5 Pro Realtime
×
$/min$0.007500
$/min batch
Streaming
Realtime
Languagesen, es, fr, de, it, pt, ar, da, nl, fi, he, hi, ja, zh, no, sv, tr, vi
Diarizationextra-cost
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1 Pro
×
Rime
Rime Mist v3
×
$/1M chars$19.50$30.00
Voice qualityneuralneural
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, plen
SSML support
TTFB200ms37ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗