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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. Transcribe 1 ProFish AudioRemove
  2. Perceptron Mk1.5PerceptronRemove
  3. S1Fish AudioRemove
  4. Claude Sonnet 5.5AnthropicRemove

4 is the maximum. Remove one to add another.

transcribe-1-pro vs perceptron-mk1.5 vs s1 vs claude-sonnet-5.5
AttributeTranscribe 1 Protranscribe-1-proPerceptron Mk1.5perceptron-mk1.5S1s1Claude Sonnet 5.5claude-sonnet-5.5
Pricing
Input$0 / 1M$0.15 / 1M$0 / 1M$2.00 / 1M
Output$0 / 1M$1.50 / 1M$0 / 1M$10.00 / 1M
Cache Write (5m)Not applicable$0.15 / 1MNot applicable$2.50 / 1M
Cache Write (1h)Not applicable$0.15 / 1MNot applicable$4.00 / 1M
Cache ReadNot applicable$0.15 / 1MNot applicable$0.20 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/A36.9KN/A1M
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoNoYes
Function CallingNoNoNoYes
JSON ModeNoNoNoYes
StreamingNoYesNoYes
Catalogue
ProviderFish AudioPerceptronFish AudioAnthropic
Categoryvoicechatvoicechat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-09-242026-09-252026-07-29—
Description
SummaryFish Audio Transcribe 1 Pro speech-to-text with speaker labels; transcripts include speaker tags such as <|speaker:0|>. Billed per second of audio.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.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.