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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. Grok STT 1.0xAIRemove
  3. Muse Spark 1.3MetaRemove
  4. Nova-3DeepgramRemove

4 is the maximum. Remove one to add another.

perceptron-mk1.5 vs grok-stt-1.0 vs muse-spark-1.3 vs nova-3
AttributePerceptron Mk1.5perceptron-mk1.5Grok STT 1.0grok-stt-1.0Muse Spark 1.3muse-spark-1.3Nova-3nova-3
Pricing
Input$0.15 / 1M$0 / 1M$1.25 / 1M$0 / 1M
Output$1.50 / 1M$0 / 1M$4.25 / 1M$0 / 1M
Cache Write (5m)$0.15 / 1MNot applicable$1.25 / 1MNot applicable
Cache Write (1h)$0.15 / 1MNot applicable$1.25 / 1MNot applicable
Cache Read$0.15 / 1MNot applicable$1.25 / 1MNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context36.9KN/A1MN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionNoNoYesNo
Function CallingNoNoYesNo
JSON ModeNoNoYesNo
StreamingYesNoYesNo
Catalogue
ProviderPerceptronxAIMetaDeepgram
Categorychatvoicechatvoice
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-09-252026-07-23—2026-07-15
Description
SummaryPerceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.xAI Grok STT 1.0 speech-to-text. Billed per second of audio.Muse Spark 1.3 is Meta's multimodal reasoning model designed for long-running agentic, multi-agent, and coding workflows. It maintains context and information across extended tasks, enabling reliable execution in complex, multi-step environments. The model is optimized to resolve conflicting information, seek clarification or confirmation when necessary, and execute concisely, making it well suited for autonomous agents, collaborative multi-agent systems, and long-horizon software engineering workflows.Deepgram Nova-3 speech-to-text. Billed per second of audio.