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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. Muse Spark 1.3MetaRemove
  2. Gemini 4 ArgonGoogleRemove
  3. Claude Fable 5.1AnthropicRemove
  4. Perceptron Mk1.5PerceptronRemove

4 is the maximum. Remove one to add another.

muse-spark-1.3 vs gemini-4-argon vs claude-fable-5.1 vs perceptron-mk1.5
AttributeMuse Spark 1.3muse-spark-1.3Gemini 4 Argongemini-4-argonClaude Fable 5.1claude-fable-5.1Perceptron Mk1.5perceptron-mk1.5
Pricing
Input$1.25 / 1M$2.00 / 1M$10.00 / 1M$0.15 / 1M
Output$4.25 / 1M$10.00 / 1M$50.00 / 1M$1.50 / 1M
Cache Write (5m)$1.25 / 1M$2.00 / 1M$12.50 / 1M$0.15 / 1M
Cache Write (1h)$1.25 / 1M$2.00 / 1M$20.00 / 1M$0.15 / 1M
Cache Read$1.25 / 1M$2.00 / 1M$0.25 / 1M$0.15 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context1M1M1M36.9K
Max outputN/AN/AN/AN/A
Capabilities
VisionYesYesYesNo
Function CallingYesYesYesNo
JSON ModeYesYesYesNo
StreamingYesYesYesYes
Catalogue
ProviderMetaGoogleAnthropicPerceptron
Categorychatchatchatchat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released———2026-09-25
Description
SummaryMuse 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.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.Claude Fable 5.1 is an upgraded version of Fable 5, delivering broad improvements with particularly strong gains in agentic coding, long-running workflows, and professional knowledge work. It excels at large code refactors, front-end and visual code generation, financial analysis, and complex analytical tasks. Compared with Fable 5, it also produces more concise plans and summaries while maintaining strong performance across extended tasks, making it a natural upgrade for existing Fable workflows and a strong option alongside Opus 5 for reasoning-intensive applications.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.