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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. Nova-3DeepgramRemove
  2. Aura-2DeepgramRemove
  3. Gemini 3.5 TranscribeGoogleRemove
  4. S1Fish AudioRemove

4 is the maximum. Remove one to add another.

nova-3 vs aura-2 vs gemini-3.5-transcribe vs s1
AttributeNova-3nova-3Aura-2aura-2Gemini 3.5 Transcribegemini-3.5-transcribeS1s1
Pricing
Input$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Output$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Cache Write (5m)Not applicableNot applicableNot applicableNot applicable
Cache Write (1h)Not applicableNot applicableNot applicableNot applicable
Cache ReadNot applicableNot applicableNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/AN/A98.3KN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoYesNo
Function CallingNoNoYesNo
JSON ModeNoNoNoNo
StreamingNoNoNoNo
Catalogue
ProviderDeepgramDeepgramGoogleFish Audio
Categoryvoicevoicevoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-152026-07-162026-09-252026-07-29
Description
SummaryDeepgram Nova-3 speech-to-text. Billed per second of audio.Deepgram Aura-2 text-to-speech for real-time voice applications. Billed per input character.Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token.Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.