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

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01

Large language models

3 models
xAI
Grok 4.5
×
OpenAI
OpenAI o3
×
Google
Gemini 3.5 Flash
×
Output $/MTok$6.00$8.00$9.00
Input $/MTok$2.00$2.00$1.50
Cached input $/MTok$0.3000$0.5000$0.1500
Context window500,000200,0001,048,576
Output cap500,000100,00065,536
Modalitiesin: text, image / out: textin: text, image / out: textin: text, image, audio, video / out: text
Tool use
Structured output
FamilyGrok 4o-seriesGemini 3.5
Knowledge cutoff2026-02-012024-06-012025-01-31
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

2 models
Cartesia
Ink 2
×
Rev.ai
Rev.ai Reverb
×
$/min$0.009000$0.003300
$/min batch
Streaming
Realtime
Languagesenen
Diarizationincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

1 model
Smallest.ai
Lightning v3.1
×
$/1M chars$17.50
Voice qualityneural
Voice cloning✓ included
Voice count217
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-19
Sourceprovider page ↗