Meta
Meta: Muse Spark 1.3 Contributor
meta/muse-spark-1.3-contributor
Muse Spark 1.3 Contributor is the cost-efficient contributor tier of Meta’s multimodal reasoning model for experimentation, learning, and early-stage agentic, multi-agent, and coding workflows. It is designed to track information across extended tasks, work through conflicting inputs, and request clarification or confirmation when needed. Prompts and outputs may be used to improve Meta’s products.
Input
$0.1
/ 1M tokens
Output
$0.2
/ 1M tokens
Context window
1.05M
tokens
Limits
Context
1,048,576
tokens
Max output
943,718
90% of the context window
Model facts
Author
Meta
Tokenizer
Other
Modality
Text + Image + File + Video -> Text
Created
Sep 2, 2026
Reasoning
RequiredDefault MediumMaxXhighHighMediumLowMinimal
Publication status
Hugging Face: not mappedLicense: not publishedParameter count: not published
Modalities
Input · TextInput · ImageInput · VideoInput · FileOutput · Text
Generation controls
Include reasoningMax tokensReasoningReasoning effortRepetition penaltyResponse formatStructured outputsTemperatureTool choiceToolsTop kTop p