HAIL.SO / DISPATCH · 2026-07-23 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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01

Large language models

2 models
Perplexity
Sonar
×
OpenAI
GPT-4.1
×
Output $/MTok$1.00$8.00
Input $/MTok$1.00$2.00
Cached input $/MTok$0.5000
Context window128,0001,047,576
Output cap8,00032,768
Modalitiesin: text / out: textin: text, image / out: text
Tool use
Structured output
FamilySonarGPT-4.1
Knowledge cutoff2024-06-01
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
02

Speech to text

2 models
Speechmatics
Speechmatics Enhanced
×
Cartesia
Ink 2
×
$/min$0.002150$0.009000
$/min batch
Streaming
Realtime
Languages56+en
Diarizationincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider 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 ↗