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

side by side.

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01

Large language models

3 models
Perplexity
Sonar
×
OpenAI
OpenAI o3
×
OpenAI
GPT-4.1
×
Output $/MTok$1.00$8.00$8.00
Input $/MTok$1.00$2.00$2.00
Cached input $/MTok$0.5000$0.5000
Context window128,000200,0001,047,576
Output cap8,000100,00032,768
Modalitiesin: text / out: textin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilySonaro-seriesGPT-4.1
Knowledge cutoff2024-06-012024-06-01
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

1 model
Rev.ai
Rev.ai Reverb
×
$/min$0.003300
$/min batch
Streaming
Realtime
Languagesen
Diarizationincluded
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

2 models
Inworld
Inworld Realtime TTS 1.5 Mini
×
Deepgram
Deepgram Aura 2
×
$/1M chars$15.00$30.00
Voice qualityneuralneural
Voice cloning✓ included
Voice count
Languagesen, zh, ja, ko, ru, it, es, pt, fr, de, pl, nl, hi, he, aren, es, de, fr, nl, it, ja
SSML support
TTFB
Output formatswav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗