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
GPT-4o
×
xAI
Grok 4.5
×
Perplexity
Sonar Pro
×
Output $/MTok$10.00$6.00$15.00
Input $/MTok$2.50$2.00$3.00
Cached input $/MTok$1.2500$0.3000
Context window128,000500,000200,000
Output cap16,384500,0008,000
Modalitiesin: text, image / out: textin: text, image / out: textin: text / out: text
Tool use
Structured output
FamilyGPT-4oGrok 4Sonar
Knowledge cutoff2023-10-012026-02-01
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

3 models
Rev.ai
Rev.ai Reverb
×
OpenAI
Whisper
×
Gladia
Gladia Solaria-3
×
$/min$0.003300$0.006000$0.010170
$/min batch
Streaming
Realtime
Languagesen99+en, fr, de, es, it
Diarizationincludedunsupportedincluded
TTFW
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗