Muse Spark 1.1

Closed weights Meta AI July 2026

No estimate

No hardware requirements for this model

The weights for this model have not been published, so it cannot be downloaded or run on your own hardware at any size. It is reachable only through its provider, and no graphics card changes that.

On record

Full specification

Everything on record for this model. Most of it describes how it was trained rather than how it runs — useful context for judging how much work went into it, and how it compares with models built at a different scale.

Origin

Who built this model, where, and when it was published.

Organisation
Meta AI
Organisation type
Industry
Country
United States of America
Published
9 July 2026

What it does

The problem areas the model was built for. A model can carry several of each.

Domain
Language
Task
Language modeling/generation

Size

How large the model is and how much data it was trained on. Parameters are the figure that decides whether it fits on a given graphics card.

Training data
tokens

Availability

Whether you can obtain the model and run it on your own hardware, which is what decides if any of the graphics-card figures on this page apply.

Weights
Closed — provider access only
Model access
API access

How it is classified

Labels the source dataset applies when tracking notable models, and how confident it is in the entry.

Record confidence
Confident

Sources

Where this record came from and when it was last checked.

Last updated
21 July 2026

What the numbers mean

About this model

Muse Spark 1.1 was published by Meta AI, in the country recorded as United States of America, during July 2026. The category the publisher falls under is industry.

It works in the domain of Language, and is recorded as performing the task of language modeling/generation.

This is a closed model: the trained values stayed with whoever produced them, and there is no local version to run.

Answers

Muse Spark 1.1 — common questions

01

Muse Spark 1.1— is it open source?

No. Its weights have not been published, so it exists only as a service controlled by its owner.

02

Muse Spark 1.1— how many parameters does it have?

No parameter count has been published for it, which is why no memory or speed figure appears on this page.

03

Muse Spark 1.1— who created it?

It was published by Meta AI, based in United States of America, an organisation categorised as industry.

04

Muse Spark 1.1— when was it released?

It was published in July 2026.

05

Muse Spark 1.1— what is it used for?

It works in the domain of Language, and is recorded as handling the task of language modeling/generation. Models frequently carry more than one of each, and the tags describe purpose rather than capability limits.

06

Muse Spark 1.1— what GPU do I need to run it?

None. This is a closed model — its weights were never published, so it cannot be downloaded or run on your own hardware at any price. It is reachable only through its provider.

Source

Original publication

Record last updated 21 July 2026

The other direction

Looking at it from the other side?

This page starts from the model. If you already own a card and want to know everything it will run, start from the hardware instead.