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Meta: Muse Spark 1.3

meta/muse-spark-1.3

Meta: Muse Spark 1.3 (meta/muse-spark-1.3) costs $1.25 per 1M prompt tokens and $4.25 per 1M completion tokens, has a 1,048,576-token context window, and supports tool calling, structured outputs, reasoning and response format. Data updated 2026-10-30.

Prompt price
$1.25 / 1M tokens
Completion price
$4.25 / 1M tokens
Context
1,048,576 tokens
Input modalities
text, image, video, file
Output modalities
text
Tokenizer
Other
Instruct type
—
Knowledge cutoff
—
Hugging Face
—

Last price change: 2026-09-03

Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It is designed to keep track of information across extended tasks, work through...

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