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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. Nemotron 3.5 ASR Streaming Multilingual 0.6BNVIDIARemove
  2. S1Fish AudioRemove
  3. Aura-2DeepgramRemove
  4. Perceptron Mk1.5PerceptronRemove

4 is the maximum. Remove one to add another.

nemotron-3.5-asr-streaming-multilingual-0.6b vs s1 vs aura-2 vs perceptron-mk1.5
AttributeNemotron 3.5 ASR Streaming Multilingual 0.6Bnemotron-3.5-asr-streaming-multilingual-0.6bS1s1Aura-2aura-2Perceptron Mk1.5perceptron-mk1.5
Pricing
Input$0 / 1M$0 / 1M$0 / 1M$0.15 / 1M
Output$0 / 1M$0 / 1M$0 / 1M$1.50 / 1M
Cache Write (5m)Not applicableNot applicableNot applicable$0.15 / 1M
Cache Write (1h)Not applicableNot applicableNot applicable$0.15 / 1M
Cache ReadNot applicableNot applicableNot applicable$0.15 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/AN/AN/A36.9K
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoNoNo
Function CallingNoNoNoNo
JSON ModeNoNoNoNo
StreamingNoNoNoYes
Catalogue
ProviderNVIDIAFish AudioDeepgramPerceptron
Categoryvoicevoicevoicechat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-08-132026-07-292026-07-162026-09-25
Description
SummaryNVIDIA Nemotron 3.5 ASR multilingual speech-to-text (0.6B). Billed per second of audio.Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.Deepgram Aura-2 text-to-speech for real-time voice applications. Billed per input character.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.