HAIL.SO / DISPATCH · 2026-07-24 · COMPARE
FILE: COMPARE · 6 of 6 slots

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01

Large language models

2 models
xAI
Grok 3
×
OpenAI
GPT-4o
×
Output $/MTok$15.00$10.00
Input $/MTok$3.00$2.50
Cached input $/MTok$0.7500$1.2500
Context window131,072128,000
Output cap131,07216,384
Modalitiesin: text / out: textin: text, image / out: text
Tool use
Structured output
FamilyGrok 3GPT-4o
Knowledge cutoff2024-11-302023-10-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

2 models
Rev.ai
Rev.ai Whisper Fusion
×
Speechmatics
Speechmatics Enhanced
×
$/min$0.005000$0.002150
$/min batch
Streaming
Realtime
Languagesen56+
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

2 models
Cartesia
Sonic Turbo
×
Smallest.ai
Lightning v3.1
×
$/1M chars$50.00$17.50
Voice qualityneuralneural
Voice cloning✓ included✓ included
Voice count217
Languagesen, fr, de, es, pt, zh, ja, hi, koen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or
SSML support
TTFB40ms200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗