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

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01

Large language models

4 models
Perplexity
Sonar
×
xAI
Grok 4.5
×
OpenAI
GPT-4o
×
OpenAI
GPT-5
×
Output $/MTok$1.00$6.00$10.00$10.00
Input $/MTok$1.00$2.00$2.50$1.25
Cached input $/MTok$0.3000$1.2500$0.1250
Context window128,000500,000128,000400,000
Output cap8,000500,00016,384128,000
Modalitiesin: text / out: textin: text, image / out: textin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilySonarGrok 4GPT-4oGPT-5
Knowledge cutoff2026-02-012023-10-012024-09-30
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗
02

Speech to text

1 model
Speechmatics
Speechmatics Enhanced
×
$/min$0.002150
$/min batch
Streaming
Realtime
Languages56+
Diarizationincluded
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

1 model
Google
Google Cloud TTS — Studio
×
$/1M chars$160.00
Voice qualityneural
Voice cloning
Voice count
Languages40+
SSML support
TTFB
Output formats
Verified2026-07-19
Sourceprovider page ↗