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Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. o3 Mini HighOpenAIRemove
  2. Muse Spark OpenMetaRemove
o3-mini-high vs muse-spark-open
Attributeo3 Mini Higho3-mini-highMuse Spark Openmuse-spark-open
Pricing
Input$1.10 / 1M$1.25 / 1M
Output$4.40 / 1M$4.25 / 1M
Cache Write (5m)$1.10 / 1M$1.25 / 1M
Cache Write (1h)$1.10 / 1M$1.25 / 1M
Cache Read$1.10 / 1M$1.25 / 1M
Web Search$0 / 1M$0 / 1M
Context
Max context200K1M
Max outputN/AN/A
Capabilities
VisionNoYes
Function CallingNoYes
JSON ModeNoYes
StreamingNoYes
Catalogue
ProviderOpenAIMeta
Categorychatchat
Charge typePay As You GoPay As You Go
Released——
Description
Summary—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.