HAIL.SO / DISPATCH · 2026-07-12 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

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01

Large language models

2 models
Perplexity
Sonar
×
xAI
Grok 3
×
Output $/MTok$1.00$15.00
Input $/MTok$1.00$3.00
Cached input $/MTok$0.7500
Context window128,000131,072
Output cap8,000131,072
Modalitiesin: text / out: textin: text / out: text
Tool use
Structured output
FamilySonarGrok 3
Knowledge cutoff2024-11-30
Verified2026-07-022026-07-02
Sourceprovider page ↗provider page ↗
02

Speech to text

2 models
AssemblyAI
Universal-Streaming
×
AssemblyAI
Universal-2
×
$/min$0.002500$0.002500
$/min batch
Streaming
Realtime
Languagesen99+
Diarizationextra-costextra-cost
TTFW
Verified2026-07-022026-07-02
Sourceprovider page ↗provider page ↗
03

Text to speech

2 models
Smallest.ai
Lightning v3.1
×
Cartesia
Sonic 2
×
$/1M chars$17.50$50.00
Voice qualityneuralneural
Voice cloning✓ included✓ included
Voice count217
Languagesen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, oren, fr, de, es, pt, zh, ja, ko
SSML support
TTFB200ms90ms
Output formatspcm, mp3, wav, ulaw, alaw
Verified2026-07-022026-07-02
Sourceprovider page ↗provider page ↗