HAIL.SO / DISPATCH · 2026-07-25 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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01

Large language models

2 models
OpenAI
OpenAI o3
×
OpenAI
GPT-4.1
×
Output $/MTok$8.00$8.00
Input $/MTok$2.00$2.00
Cached input $/MTok$0.5000$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 cutoff2024-06-012024-06-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

1 model
Cartesia
Ink Whisper
×
$/min$0.003000
$/min batch$0.001500
Streaming
Realtime
Languages99+
Diarizationunsupported
TTFW
Verified2026-07-19
Sourceprovider page ↗
03

Text to speech

3 models
Smallest.ai
Lightning v3.1 Pro
×
LMNT
LMNT Blizzard
×
OpenAI
TTS-1
×
$/1M chars$19.50$50.00$15.00
Voice qualityneuralneuralneural
Voice cloning✓ included
Voice count
Languagesen, 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, pl31+en
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗