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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 OpenMetaRemove
  2. Perceptron Mk1.5PerceptronRemove
  3. Hy4 previewTencentRemove
  4. Nemotron 3.5 Super VL (Free)NVIDIARemove

4 is the maximum. Remove one to add another.

muse-spark-open vs perceptron-mk1.5 vs hy4-preview vs nemotron-3.5-super-vl:free
AttributeMuse Spark Openmuse-spark-openPerceptron Mk1.5perceptron-mk1.5Hy4 previewhy4-previewNemotron 3.5 Super VL (Free)nemotron-3.5-super-vl:free
Pricing
Input$1.25 / 1M$0.15 / 1M$0.834 / 1M$0 / 1M
Output$4.25 / 1M$1.50 / 1M$2.50 / 1M$0 / 1M
Cache Write (5m)$1.25 / 1M$0.15 / 1M$0.834 / 1M—
Cache Write (1h)$1.25 / 1M$0.15 / 1M$0.834 / 1M—
Cache Read$1.25 / 1M$0.15 / 1M$0.834 / 1M$0 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M—
Cache Write———$0 / 1M
Context
Max context1M36.9K1M1M
Max outputN/AN/AN/AN/A
Capabilities
VisionYesNoYesYes
Function CallingYesNoYesYes
JSON ModeYesNoYesYes
StreamingYesYesYesYes
Catalogue
ProviderMetaPerceptronTencentNVIDIA
Categorychatchatchatchat
Charge typePay As You GoPay As You GoPay As You GoFree
Released—2026-09-25——
Description
SummaryMuse 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.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Tencent Hy4 Preview is a Mixture-of-Experts (MoE) model from Tencent, featuring 770B total parameters with 49B activated per token. It is designed for coding agents, complex tool-driven workflows, and professional productivity tasks that require strong planning and reliable execution. Optimized for context continuity and sustained multi-step work, Hy4 Preview is well suited for long-horizon coding, agentic automation, tool orchestration, and complex real-world workflows.NVIDIA Nemotron 3.5 Super VL is an open multimodal Mixture-of-Experts (MoE) model featuring 120B total parameters with 12B activated per token. Built on a hybrid Mamba–Transformer architecture with multi-token prediction, it supports text, images, documents, GUI screenshots, and video inputs, along with a 1M-token context window for complex, long-horizon workflows. Optimized for multimodal reasoning, visual understanding, and agentic tool use, the model supports configurable reasoning modes and token budgets. It is well suited for document intelligence, web research, coding validation, customer service, GUI analysis, and video understanding, enabling efficient, long-running multimodal agent applications.