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

side by side.

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01

Large language models

3 models
xAI
Grok 4.5
×
DeepSeek
DeepSeek R1
×
Perplexity
Sonar Pro
×
Output $/MTok$6.00$0.28$15.00
Input $/MTok$2.00$0.14$3.00
Cached input $/MTok$0.3000$0.0028
Context window500,0001,048,576200,000
Output cap500,000384,0008,000
Modalitiesin: text, image / out: textin: text / out: textin: text / out: text
Tool use
Structured output
FamilyGrok 4DeepSeek R1Sonar
Knowledge cutoff2026-02-01
Verified2026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗
02

Speech to text

2 models
Speechmatics
Speechmatics Enhanced
×
Rev.ai
Rev.ai Reverb
×
$/min$0.002150$0.003300
$/min batch
Streaming
Realtime
Languages56+en
Diarizationincludedincluded
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

1 model
Smallest.ai
Lightning v3.1 Pro
×
$/1M chars$19.50
Voice qualityneural
Voice cloning
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, pl
SSML support
TTFB200ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-19
Sourceprovider page ↗