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

side by side.

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01

Large language models

4 models
Perplexity
Sonar
×
OpenAI
GPT-4o
×
OpenAI
GPT-4o mini
×
xAI
Grok 4.5
×
Output $/MTok$1.00$10.00$0.60$6.00
Input $/MTok$1.00$2.50$0.15$2.00
Cached input $/MTok$1.2500$0.0750$0.3000
Context window128,000128,000128,000500,000
Output cap8,00016,38416,384500,000
Modalitiesin: text / out: textin: text, image / out: textin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilySonarGPT-4oGPT-4oGrok 4
Knowledge cutoff2023-10-012023-10-012026-02-01
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
02

Speech to text

2 models
Rev.ai
Rev.ai Whisper Fusion
×
Speechmatics
Speechmatics Enhanced
×
$/min$0.005000$0.002150
$/min batch
Streaming
Realtime
Languagesen56+
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗