HAIL.SO / DISPATCH · 2026-07-27 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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01

Large language models

4 models
OpenAI
GPT-4o
×
Perplexity
Sonar
×
OpenAI
GPT-4.1
×
OpenAI
GPT-5.4
×
Output $/MTok$10.00$1.00$8.00$15.00
Input $/MTok$2.50$1.00$2.00$2.50
Cached input $/MTok$1.2500$0.5000$0.2500
Context window128,000128,0001,047,5761,050,000
Output cap16,3848,00032,768128,000
Modalitiesin: text, image / out: textin: text / out: textin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilyGPT-4oSonarGPT-4.1GPT-5.4
Knowledge cutoff2023-10-012024-06-012025-08-31
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
02

Speech to text

2 models
Speechmatics
Speechmatics Enhanced
×
Soniox
Soniox STT Async v5
×
$/min$0.002150$0.001670
$/min batch
Streaming
Realtime
Languages56+60+
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗