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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. S2 ProFish AudioRemove
  2. Perceptron Mk1.5PerceptronRemove
  3. Voxtral Mini 3B 2507Mistral AIRemove
  4. Claude Sonnet 5.5AnthropicRemove

4 is the maximum. Remove one to add another.

s2-pro vs perceptron-mk1.5 vs voxtral-mini-3b-2507 vs claude-sonnet-5.5
AttributeS2 Pros2-proPerceptron Mk1.5perceptron-mk1.5Voxtral Mini 3B 2507voxtral-mini-3b-2507Claude 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 AudioPerceptronMistral AIAnthropic
Categoryvoicechatvoicechat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-07-292026-09-252026-08-13—
Description
SummaryFish Audio S2 Pro text-to-speech. Billed per UTF-8 byte of input text.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Mistral AI Voxtral Mini (3B) 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.