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

side by side.

← all costsclear
01

Large language models

4 models
OpenAI
GPT-5.5
×
OpenAI
GPT-5.4
×
OpenAI
OpenAI o3
×
Perplexity
Sonar
×
Output $/MTok$30.00$15.00$8.00$1.00
Input $/MTok$5.00$2.50$2.00$1.00
Cached input $/MTok$0.5000$0.2500$0.5000
Context window1,050,0001,050,000200,000128,000
Output cap128,000128,000100,0008,000
Modalitiesin: text, image / out: textin: text, image / out: textin: text, image / out: textin: text / out: text
Tool use
Structured output
FamilyGPT-5.5GPT-5.4o-seriesSonar
Knowledge cutoff2025-12-012025-08-312024-06-01
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
02

Speech to text

2 models
OpenAI
GPT-4o Transcribe
×
AssemblyAI
Whisper-Streaming
×
$/min$0.006000$0.005000
$/min batch
Streaming
Realtime
Languages99+99+
Diarizationunsupportedextra-cost
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗