muse-spark-open

open-weight816B / 42B

Muse Spark Open is a natively multimodal model with 816B total parameters (42B active) and a 1M-token context window. Built for coding and agentic work, it excels at long-horizon tasks, complex software engineering, and multi-step reasoning.

Capabilities

Reasoning & Interaction
Tool Calling
Infrastructure
Streaming
Fine-tuning

Details

Provider Ollama
Creator unknown
Family—
Licenseopen-weight
Status—
Type—
Input modalitiestext, image
Output modalitiestext
Open weightYes
Parameters816B / 42B
Architecture—
Context window—
Max input—
Max output—
Reasoning tokens—
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

API

GET/v1/models/ollama/muse-spark-open

muse-spark-open

Muse Spark Open is a natively multimodal model with 816B total parameters (42B active) and a 1M-token context window. Built for coding and agentic work, it excels at long-horizon tasks, complex software engineering, and multi-step reasoning.

Changes · 2 entries
muse-spark-opencreateca7a400Nov 2, 2026, 03:02 AM
muse-spark-opencreatebcf2693Oct 16, 2026, 06:36 AM