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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. Nemotron 3.5 Lightning (Free)NVIDIARemove
  3. Gemini 4 ArgonGoogleRemove
  4. Muse Spark OpenMetaRemove

4 is the maximum. Remove one to add another.

perceptron-mk1.5 vs nemotron-3.5-lightning:free vs gemini-4-argon vs muse-spark-open
AttributePerceptron Mk1.5perceptron-mk1.5Nemotron 3.5 Lightning (Free)nemotron-3.5-lightning:freeGemini 4 Argongemini-4-argonMuse Spark Openmuse-spark-open
Pricing
Input$0.15 / 1M$0 / 1M$2.00 / 1M$1.25 / 1M
Output$1.50 / 1M$0 / 1M$10.00 / 1M$4.25 / 1M
Cache Write (5m)$0.15 / 1M—$2.00 / 1M$1.25 / 1M
Cache Write (1h)$0.15 / 1M—$2.00 / 1M$1.25 / 1M
Cache Read$0.15 / 1M$0 / 1M$2.00 / 1M$1.25 / 1M
Web Search$0 / 1M—$0 / 1M$0 / 1M
Cache Write—$0 / 1M——
Context
Max context36.9K1M1M1M
Max outputN/AN/AN/AN/A
Capabilities
VisionNoYesYesYes
Function CallingNoYesYesYes
JSON ModeNoYesYesYes
StreamingYesYesYesYes
Catalogue
ProviderPerceptronNVIDIAGoogleMeta
Categorychatchatchatchat
Charge typePay As You GoFreePay As You GoPay As You Go
Released2026-09-25———
Description
SummaryPerceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.NVIDIA Nemotron 3.5 Lightning is an open Mixture-of-Experts (MoE) model with 30B total parameters and 3B active per token, optimized for high-throughput agentic workloads and efficient inference. Its lightweight active compute and open design make it well suited for specialized agents, domain-specific customization, and scalable production deployments where speed, cost efficiency, and adaptability are key.Gemini 4 Argon is Google's flagship reasoning model, built for complex software engineering, deep mathematical and scientific problem solving, and autonomous multi-step agents. Google trained it to keep context across long, multi-step tasks and to turn long documents mixing text, tables, charts and images into a single grounded output. It leads the Vals Index across finance, legal, coding and tax work, and supports long decode of up to 1M output tokens in a single response.Muse Spark Open is an open-weight, coding-optimized model designed for agentic software engineering workflows. It delivers strong first-attempt accuracy, reliable tool calling, and deep codebase understanding, enabling effective development across real-world repositories. Optimized for autonomous coding agents, complex code navigation, and tool-driven development, Muse Spark Open is well suited for software engineering automation, debugging, code generation, and multi-step coding workflows where accuracy and reliable execution are essential.