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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. S1Fish AudioRemove
  2. Nova-3DeepgramRemove
  3. Gemini 3.5 TranscribeGoogleRemove
  4. Claude Sonnet 5.5AnthropicRemove

4 is the maximum. Remove one to add another.

s1 vs nova-3 vs gemini-3.5-transcribe vs claude-sonnet-5.5
AttributeS1s1Nova-3nova-3Gemini 3.5 Transcribegemini-3.5-transcribeClaude Sonnet 5.5claude-sonnet-5.5
Pricing
Input$0 / 1M$0 / 1M$0 / 1M$2.00 / 1M
Output$0 / 1M$0 / 1M$0 / 1M$10.00 / 1M
Cache Write (5m)Not applicableNot applicableNot applicable$2.50 / 1M
Cache Write (1h)Not applicableNot applicableNot applicable$4.00 / 1M
Cache ReadNot applicableNot applicableNot applicable$0.20 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/AN/A98.3K1M
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoYesYes
Function CallingNoNoYesYes
JSON ModeNoNoNoYes
StreamingNoNoNoYes
Catalogue
ProviderFish AudioDeepgramGoogleAnthropic
Categoryvoicevoicevoicechat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-292026-07-152026-09-25—
Description
SummaryFish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.Deepgram Nova-3 speech-to-text. Billed per second of audio.Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token.Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, serving as a direct upgrade to Sonnet 5. It excels at feature development, bug fixing, and creating polished documents, presentations, and spreadsheets, while offering clearer writing and communication than its predecessor.