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Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. Aura-2DeepgramRemove
  2. MAI-Transcribe 2MicrosoftRemove
  3. Universal-3.5 ProAssemblyAIRemove
aura-2 vs mai-transcribe-2 vs universal-3-5-pro
AttributeAura-2aura-2MAI-Transcribe 2mai-transcribe-2Universal-3.5 Prouniversal-3-5-pro
Pricing
Input$0 / 1M$0 / 1M$0 / 1M
Output$0 / 1M$0 / 1M$0 / 1M
Cache Write (5m)Not applicableNot applicableNot applicable
Cache Write (1h)Not applicableNot applicableNot applicable
Cache ReadNot applicableNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/AN/AN/A
Max outputN/AN/AN/A
Capabilities
VisionNoNoNo
Function CallingNoNoNo
JSON ModeNoNoNo
StreamingNoNoNo
Catalogue
ProviderDeepgramMicrosoftAssemblyAI
Categoryvoicevoicevoice
Charge typePay As You GoPay As You GoPay As You Go
Released2026-07-162026-09-032026-09-22
Description
SummaryDeepgram Aura-2 text-to-speech for real-time voice applications. Billed per input character.Microsoft MAI-Transcribe-2 speech-to-text. Billed per second of audio.AssemblyAI Universal-3.5 Pro speech-to-text. Billed per second of audio.