OpenCode ZenMuse Spark 1.2 Free model ID, context window & pricing
muse-free
Quick facts
Model ID muse-spark-1.2-contributor-free
Source OpenCode Zen
Context Window 1048576
Pricing -
Capabilities tool calling, reasoning, structured output, temperature control
Model overview
Muse Spark 1.2 Free is an AI model from OpenCode Zen with 1048576 token context window and text, image, video, pdf, audio input support.
Public token pricing is not listed for this model in the current catalog source.
- Workloads that use text, image, video, pdf, audio inputs with text outputs.
- Agent and tool workflows that need function calling.
- Reasoning-heavy prompts where stepwise problem solving matters.
Model ID muse-spark-1.2-contributor-free
Provider OpenCode Zen
Family muse-free
Status -
Knowledge Cutoff -
Release Date 2026-08-05
Input Modalities text, image, video, pdf, audio
Output Modalities text
Context Window 1048576
Input Limit -
Output Limit 131072
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens -
Output Cost / 1M tokens -
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.00
Cache Write Cost / 1M tokens -