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

side by side.

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01

Large language models

2 models
xAI
Grok Build 0.1
×
OpenAI
OpenAI o3
×
Output $/MTok$2.00$8.00
Input $/MTok$1.00$2.00
Cached input $/MTok$0.2000$0.5000
Context window256,000200,000
Output cap256,000100,000
Modalitiesin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilyGrok Codeo-series
Knowledge cutoff2024-06-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

3 models
Rev.ai
Rev.ai Reverb
×
Speechmatics
Speechmatics Enhanced
×
AssemblyAI
Universal-2
×
$/min$0.003300$0.002150$0.002500
$/min batch
Streaming
Realtime
Languagesen56+99+
Diarizationincludedincludedextra-cost
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

1 model
Smallest.ai
Lightning v3.1 Pro
×
$/1M chars$19.50
Voice qualityneural
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, pl
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-19
Sourceprovider page ↗