Skip to content
Apertis

Compare models

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

  1. Universal-3.5 ProAssemblyAIRemove
  2. Perceptron Mk1.5PerceptronRemove
  3. Transcribe 1Fish AudioRemove
  4. Nova-3DeepgramRemove

4 is the maximum. Remove one to add another.

universal-3-5-pro vs perceptron-mk1.5 vs transcribe-1 vs nova-3
AttributeUniversal-3.5 Prouniversal-3-5-proPerceptron Mk1.5perceptron-mk1.5Transcribe 1transcribe-1Nova-3nova-3
Pricing
Input$0 / 1M$0.15 / 1M$0 / 1M$0 / 1M
Output$0 / 1M$1.50 / 1M$0 / 1M$0 / 1M
Cache Write (5m)Not applicable$0.15 / 1MNot applicableNot applicable
Cache Write (1h)Not applicable$0.15 / 1MNot applicableNot applicable
Cache ReadNot applicable$0.15 / 1MNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/A36.9KN/AN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoNoNo
Function CallingNoNoNoNo
JSON ModeNoNoNoNo
StreamingNoYesNoNo
Catalogue
ProviderAssemblyAIPerceptronFish AudioDeepgram
Categoryvoicechatvoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-09-222026-09-252026-07-292026-07-15
Description
SummaryAssemblyAI Universal-3.5 Pro speech-to-text. Billed per second of audio.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Fish Audio Transcribe 1 speech-to-text. Billed per second of audio.Deepgram Nova-3 speech-to-text. Billed per second of audio.