HAIL.SO / DISPATCH · 2026-06-24 · COMPARE
FILE: COMPARE · 6 of 6 slots

side by side.

← all costsclear
01

Large language models

1 model
OpenAI
OpenAI o4-mini
×
Output $/MTok$4.40
Input $/MTok$1.10
Cached input $/MTok$0.2750
Context window200,000
Output cap100,000
Modalitiesin: text, image / out: text
Tool use
Structured output
Familyo-series
Knowledge cutoff2024-06-01
Verified2026-05-17stale 38d
Sourceprovider page ↗
02

Speech to text

3 models
Speechmatics
Speechmatics Enhanced
×
AssemblyAI
Universal-Streaming
×
AssemblyAI
Universal-2
×
$/min$0.004000$0.002500$0.002500
$/min batch
Streaming
Realtime
Languages55+en99+
Diarizationincludedextra-costextra-cost
TTFW
Verified2026-05-19stale 36d2026-05-05stale 50d2026-05-05stale 50d
Sourceprovider page ↗provider page ↗provider page ↗
03

Text to speech

2 models
Deepgram
Deepgram Aura 2
×
Smallest.ai
Lightning v3.1
×
$/1M chars$30.00$25.00
Voice qualityneuralneural
Voice cloning✓ included
Voice count217
Languagesen, es, de, fr, nl, it, jaen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or
SSML support
TTFB200ms
Output formatswav, mp3, linear16, mulaw, alaw, opuspcm, wav, mp3, mulaw
Verified2026-05-19stale 36d2026-05-19stale 36d
Sourceprovider page ↗provider page ↗