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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. Voxtral Small 24B 2507 STTMistral AIRemove
  2. Perceptron Mk1.5PerceptronRemove
  3. S2 ProFish AudioRemove
  4. S2.1 ProFish AudioRemove

4 is the maximum. Remove one to add another.

voxtral-small-24b-2507-stt vs perceptron-mk1.5 vs s2-pro vs s2.1-pro
AttributeVoxtral Small 24B 2507 STTvoxtral-small-24b-2507-sttPerceptron Mk1.5perceptron-mk1.5S2 Pros2-proS2.1 Pros2.1-pro
Pricing
Input$0 / 1M$0.15 / 1M$0 / 1M$0 / 1M
Output$0 / 1M$1.50 / 1M$0 / 1M$0 / 1M
Cache Write (5m)Not applicable$0.15 / 1MNot applicableNot applicable
Cache Write (1h)Not applicable$0.15 / 1MNot applicableNot applicable
Cache ReadNot applicable$0.15 / 1MNot applicableNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/A36.9KN/AN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoNoNo
Function CallingNoNoNoNo
JSON ModeNoNoNoNo
StreamingNoYesNoNo
Catalogue
ProviderMistral AIPerceptronFish AudioFish Audio
Categoryvoicechatvoicevoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-08-132026-09-252026-07-292026-07-29
Description
SummaryMistral AI Voxtral Small (24B) speech-to-text. Billed per second of audio.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Fish Audio S2 Pro text-to-speech. Billed per UTF-8 byte of input text.Fish Audio S2.1 Pro text-to-speech. Billed per UTF-8 byte of input text.