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

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01

Large language models

3 models
xAI
Grok 4.5
×
Perplexity
Sonar
×
xAI
Grok 4.3
×
Output $/MTok$6.00$1.00$2.50
Input $/MTok$2.00$1.00$1.25
Cached input $/MTok$0.3000$0.2000
Context window500,000128,0001,000,000
Output cap500,0008,0001,000,000
Modalitiesin: text, image / out: textin: text / out: textin: text, image / out: text
Tool use
Structured output
FamilyGrok 4SonarGrok 4
Knowledge cutoff2026-02-01
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

2 models
Speechmatics
Speechmatics Enhanced
×
AssemblyAI
Universal-3.5 Pro
×
$/min$0.002150$0.003500
$/min batch
Streaming
Realtime
Languages56+en, es, fr, de, it, pt, ar, da, nl, fi, he, hi, ja, zh, no, sv, tr, vi
Diarizationincludedextra-cost
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

1 model
LMNT
LMNT Blizzard
×
$/1M chars$50.00
Voice qualityneural
Voice cloning✓ included
Voice count
Languages31+
SSML support
TTFB
Output formats
Verified2026-07-19
Sourceprovider page ↗