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

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01

Large language models

3 models
Perplexity
Sonar
×
xAI
Grok 4.5
×
xAI
Grok 3
×
Output $/MTok$1.00$6.00$15.00
Input $/MTok$1.00$2.00$3.00
Cached input $/MTok$0.3000$0.7500
Context window128,000500,000131,072
Output cap8,000500,000131,072
Modalitiesin: text / out: textin: text, image / out: textin: text / out: text
Tool use
Structured output
FamilySonarGrok 4Grok 3
Knowledge cutoff2026-02-012024-11-30
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
OpenAI
TTS-1
×
Smallest.ai
Lightning v3.1 Pro
×
$/1M chars$15.00$19.50
Voice qualityneuralneural
Voice cloning
Voice count
Languagesenen, 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, pl
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗