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

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01

Large language models

3 models
OpenAI
GPT-5
×
xAI
Grok 3
×
OpenAI
OpenAI o3
×
Output $/MTok$10.00$15.00$8.00
Input $/MTok$1.25$3.00$2.00
Cached input $/MTok$0.1250$0.7500$0.5000
Context window400,000131,072200,000
Output cap128,000131,072100,000
Modalitiesin: text, image / out: textin: text / out: textin: text, image / out: text
Tool use
Structured output
FamilyGPT-5Grok 3o-series
Knowledge cutoff2024-09-302024-11-302024-06-01
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

1 model
Rev.ai
Rev.ai Reverb
×
$/min$0.003300
$/min batch
Streaming
Realtime
Languagesen
Diarizationincluded
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1 Pro
×
Smallest.ai
Lightning v3.1
×
$/1M chars$19.50$17.50
Voice qualityneuralneural
Voice cloning✓ included
Voice count217
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, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or
SSML support
TTFB200ms200ms
Output formatspcm, mp3, wav, ulaw, alawpcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗