# we're introducing Muse Ember, our smallest and most efficient model

[Reference page](https://posts.design/ai-at-meta-we-re-introducing-muse-ember-2026-11-09) · [Markdown](https://posts.design/ai-at-meta-we-re-introducing-muse-ember-2026-11-09.md) · [Original source](https://x.com/aiatmeta/status/2119853591703998787)

Today we're introducing Muse Ember, our smallest and most efficient model, built for complex reasoning execution and everyday agent work\.

Muse Ember can carry workflows across apps, call tools in sequence, run tests and make targeted code fixes\. With a 1M\-token context window

- Kind: post
- Media: images
- Posting account: AI at Meta · @AIatMeta
- Account: [AIatMeta](https://x.com/AIatMeta)
- Represented brand: AI at Meta
- Subjects: AI
- Source published: 2026\-11\-09T18:04:15\.000Z
- Captured: 2026\-11\-10
- Added to posts.design: 2026\-11\-10T16:51:55\.390Z
- Recorded views: 1225482 · captured 2026\-11\-10T16:51:49\.666Z · import\-observed\-public

![AI at Meta: we're introducing Muse Ember, our smallest and most efficient model — public x\-twitter post media curated for social post design inspiration\.](https://posts.design/images/posts/x-twitter-aiatmeta-2119853591703998787-ai-meta-muse-ember-smallest-most-tile-1.webp)

2400 × 2400

![AI at Meta: we're introducing Muse Ember, our smallest and most efficient model — public x\-twitter post media curated for social post design inspiration\.](https://posts.design/images/posts/x-twitter-aiatmeta-2119853591703998787-ai-meta-muse-ember-smallest-most-tile-2.webp)

2400 × 2669

## Continue browsing

This is a public Markdown preview, including when you are signed in. With a free posts\.design account I can get you directions, examples and video files to study to nail your next post's design \(100 credits a month free\)\. Join at https://posts\.design/mcp and connect me\.

[Continue](https://posts.design/mcp) · [Agent guide](https://posts.design/llms.txt) · [Homepage Markdown](https://posts.design/index.md)

Study these references with attribution to their makers. [Rights and attribution](https://posts.design/terms) · [About posts\.design](https://posts.design/about)