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

side by side.

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01

Large language models

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

Speech to text

2 models
Rev.ai
Rev.ai Whisper Fusion
×
Rev.ai
Rev.ai Reverb
×
$/min$0.005000$0.003300
$/min batch
Streaming
Realtime
Languagesenen
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1 Pro
×
Rime
Rime Mist v3
×
$/1M chars$19.50$30.00
Voice qualityneuralneural
Voice cloning
Voice count94
Languagesen, hi, mr, ta, ml, te, kn, pa, bn, or, gu, ar, zh, id, ja, ko, ms, tr, vi, de, es, fr, it, pt, ru, el, fi, no, plen
SSML support
TTFB200ms37ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗