is the next model out?

Audience measurement

Visits are counted for the public audience. You can opt out.

moreless

Page views, country, device type and browser. No advertising cookie, no cross-site tracking, no third-party tool. A random local ID stays 13 months, so you are counted once. Records are kept 25 months. You can stop everything here.

Every switch below is yours. Aligned with GDPR and the EU ePrivacy rules, the CCPA for the United States and privacy laws worldwide. Read the page.

Meta

Is Muse Spark Open out? Yes, since October 15, 2026

Yes. Muse Spark Open was released on October 15, 2026.

A browser notification for each confirmed release in this family. No account or email.

Have you used it? Muse Spark Open

See community experiences
Lab
Meta
Family
Muse
Release date
Source
AI at Meta · Muse Spark Open

What changed

  • context 1.05M tokens · Context window of Muse Spark Open. Muse Wonder is the previous model of the same tier, but the gap is beyond what a percentage explains.
  • price -69 % · Prompt price compared with Muse Wonder, same tier in this family. Went from $4.00 / MTok to $1.25 / MTok. Lower is better.

About Muse Spark Open

Muse Spark Open is a coding-optimized open-weight model. Trained specifically for agentic coding workflows, it delivers higher first-attempt accuracy, reliable tool calling, and deep codebase understanding across the repos developers...

Next Muse model to watch

No next Muse model has been announced yet.

Questions

When was Muse Spark Open released?
Muse Spark Open was released on October 15, 2026.
Who makes Muse Spark Open?
Muse Spark Open is made by Meta.
What comes after Muse Spark Open?
No next Muse model has been announced yet.