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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. Perceptron Mk1.5PerceptronRemove
  2. Transcribe 1Fish AudioRemove
  3. Claude Sonnet 5.5AnthropicRemove
  4. Gemini 3.5 TranscribeGoogleRemove

4 is the maximum. Remove one to add another.

perceptron-mk1.5 vs transcribe-1 vs claude-sonnet-5.5 vs gemini-3.5-transcribe
AttributePerceptron Mk1.5perceptron-mk1.5Transcribe 1transcribe-1Claude Sonnet 5.5claude-sonnet-5.5Gemini 3.5 Transcribegemini-3.5-transcribe
Pricing
Input$0.15 / 1M$0 / 1M$2.00 / 1M$0 / 1M
Output$1.50 / 1M$0 / 1M$10.00 / 1M$0 / 1M
Cache Write (5m)$0.15 / 1MNot applicable$2.50 / 1MNot applicable
Cache Write (1h)$0.15 / 1MNot applicable$4.00 / 1MNot applicable
Cache Read$0.15 / 1MNot applicable$0.20 / 1MNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context36.9KN/A1M98.3K
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoYesYes
Function CallingNoNoYesYes
JSON ModeNoNoYesNo
StreamingYesNoYesNo
Catalogue
ProviderPerceptronFish AudioAnthropicGoogle
Categorychatvoicechatvoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-09-252026-07-29—2026-09-25
Description
SummaryPerceptron 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.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.Google Gemini 3.5 Transcribe speech-to-text. Billed per input and output token.