HAIL.SO / DISPATCH · 2026-07-27 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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01

Large language models

3 models
xAI
Grok 4.3
×
OpenAI
OpenAI o1
×
xAI
Grok 3
×
Output $/MTok$2.50$60.00$15.00
Input $/MTok$1.25$15.00$3.00
Cached input $/MTok$0.2000$7.5000$0.7500
Context window1,000,000200,000131,072
Output cap1,000,000100,000131,072
Modalitiesin: text, image / out: textin: text, image / out: textin: text / out: text
Tool use
Structured output
FamilyGrok 4o-seriesGrok 3
Knowledge cutoff2023-10-012024-11-30
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

1 model
AssemblyAI
Whisper-Streaming
×
$/min$0.005000
$/min batch
Streaming
Realtime
Languages99+
Diarizationextra-cost
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1
×
Cartesia
Sonic 2
×
$/1M chars$17.50$50.00
Voice qualityneuralneural
Voice cloning✓ included✓ included
Voice count217
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, oren, fr, de, es, pt, zh, ja, ko
SSML support
TTFB200ms90ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗