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Meta releases Muse Spark 1.1 open-source LLM API

By PulseAugur Editorial · [6 sources] ·

Meta has released Muse Spark 1.1, an updated version of its open-source large language model. The new version is available via an API and is designed for developers to build generative AI applications. This release continues Meta's commitment to open-sourcing AI models to foster innovation within the developer community. AI

IMPACT Provides developers with an updated open-source LLM for building generative AI applications.

RANK_REASON Meta's official blog post announcing Muse Spark 1.1.

Read on Mastodon — fosstodon.org →

AI-generated summary · Google Gemini · from 6 sources. How we write summaries →

Meta releases Muse Spark 1.1 open-source LLM API

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Frontier Release
Meta's official blog post announcing Muse Spark 1.1.
Source corroboration
6 independent sources
Strong cross-source corroboration — multiple independent publishers covered this within the clustering window.
Topics
model release, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
79 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [6]

  1. Mastodon — fosstodon.org TIER_1 Italiano(IT) · [email protected] ·

    Muse Spark 1.1 https:// ai.meta.com/blog/introducing-m use-spark-meta-model-api/ # ai # meta

    Muse Spark 1.1 https:// ai.meta.com/blog/introducing-m use-spark-meta-model-api/ # ai # meta

    LINKS ai.meta.com/…/introducing-muse-spark-meta…
  2. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    Introducing Muse Spark 1.1 https:// ai.meta.com/blog/introducing-m use-spark-meta-model-api/?_fb_noscript=1 # ai # meta

    Introducing Muse Spark 1.1 https:// ai.meta.com/blog/introducing-m use-spark-meta-model-api/?_fb_noscript=1 # ai # meta

    LINKS ai.meta.com/…/introducing-muse-spark-meta…
  3. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    Introducing Muse Spark 1.1 https:// ai.meta.com/blog/introducing-m use-spark-meta-model-api/?_fb_noscript=1 Comments: https:// news.ycombinator.com/item?id=4 88

    Introducing Muse Spark 1.1 https:// ai.meta.com/blog/introducing-m use-spark-meta-model-api/?_fb_noscript=1 Comments: https:// news.ycombinator.com/item?id=4 8846184 # HackerNews # MuseSpark # Muse # AI # MetaModel # Update # TechNews

    LINKS ai.meta.com/…/introducing-muse-spark-meta…
  4. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    Introducing Muse Spark 1.1 https://simonwillison.net/2026/Jul/9/muse-spark-1-1/#atom-everything # AI # OpenSource # Tech

    Introducing Muse Spark 1.1 https://simonwillison.net/2026/Jul/9/muse-spark-1-1/#atom-everything # AI # OpenSource # Tech

    LINKS simonwillison.net/…/muse-spark-1-1
  5. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    Introducing Muse Spark 1.1 https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/?_fb_noscript=1 # HackerNews # Tech # AI

    Introducing Muse Spark 1.1 https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/?_fb_noscript=1 # HackerNews # Tech # AI

    LINKS ai.meta.com/…/introducing-muse-spark-meta…
  6. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    Muse Spark 1.1 https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/ # HackerNews # Tech # AI

    Muse Spark 1.1 https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/ # HackerNews # Tech # AI

    LINKS ai.meta.com/…/introducing-muse-spark-meta…

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