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

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01

Large language models

2 models
OpenAI
OpenAI o1
×
OpenAI
GPT-4.1
×
Output $/MTok$60.00$8.00
Input $/MTok$15.00$2.00
Cached input $/MTok$7.5000$0.5000
Context window200,0001,047,576
Output cap100,00032,768
Modalitiesin: text, image / out: textin: text, image / out: text
Tool use
Structured output
Familyo-seriesGPT-4.1
Knowledge cutoff2023-10-012024-06-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

2 models
Rev.ai
Rev.ai Reverb
×
AssemblyAI
Universal-Streaming
×
$/min$0.003300$0.002500
$/min batch
Streaming
Realtime
Languagesenen
Diarizationincludedextra-cost
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

2 models
Cartesia
Sonic Turbo
×
Smallest.ai
Lightning v3.1 Pro
×
$/1M chars$50.00$19.50
Voice qualityneuralneural
Voice cloning✓ included
Voice count
Languagesen, fr, de, es, pt, zh, ja, hi, koen, 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
TTFB40ms200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗