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

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01

Large language models

4 models
OpenAI
GPT-4.1
×
OpenAI
OpenAI o1
×
OpenAI
OpenAI o3
×
OpenAI
GPT-4o
×
Output $/MTok$8.00$60.00$8.00$10.00
Input $/MTok$2.00$15.00$2.00$2.50
Cached input $/MTok$0.5000$7.5000$0.5000$1.2500
Context window1,047,576200,000200,000128,000
Output cap32,768100,000100,00016,384
Modalitiesin: text, image / out: textin: text, image / out: textin: text, image / out: textin: text, image / out: text
Tool use
Structured output
FamilyGPT-4.1o-serieso-seriesGPT-4o
Knowledge cutoff2024-06-012023-10-012024-06-012023-10-01
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider 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 ↗