Muse Spark 1.1
Muse Spark is a natively multimodal reasoning model with support for tool-use, visual chain of thought, and multi-agent orchestration.
ECI STANDING#29 of 266
SCORE154.62152.58–157.88 CI
FRONTIER LAGLaunched 6.9 months behindScores about what GPT-5.2 Pro did in December 2025.
SCORES LIKE THESE MODELS
Full Epoch Capabilities Index ranking ↗Gemini 3.1 ProGoogle DeepMind · Feb 2026155.0
Gemini 3.5 FlashGoogle DeepMind · May 2026154.69DeepSeek V4 Flash 0731DeepSeek · Jul 2026154.49Gemini 3.6 FlashGoogle DeepMind · Jul 2026154.33From the lab
Launch announcement · Apr 8, 2026Introducing Muse Spark: Scaling Towards Personal SuperintelligenceLaunch announcement · Jul 9, 2026Introducing Muse Spark 1.1RELEASE DATEApr 8, 2026
WEIGHTSClosed weights
CONTEXT WINDOW1.05M
MAX OUTPUT131.1K
REASONINGYes
TOOL CALLINGYes
INPUTStext, image, pdf, video
OUTPUTStext
Specifications from Models.dev. Availability and limits may differ by provider. Benchmark scores come from Epoch AI under CC BY 4.0.