{"article":{"annotation":{"article_id":"meta-releases-muse-spark-open-weights-october-2026","available_at":"2026-10-15T19:01:04.350558Z","geography_revision":"ef6ee0010dda5fe7b240fd514749b43e214c57da73222d2e40ec83b276dd0977","id":"4234765925f128e67c1f35130cf39b1959ed13c464c050f075e45eee68d83cfa","input_sha256":"d1e5d3f52f02a78867c0c32575c8e5b62022c9aaaef96a069477bd36a572b1fd","limitations":["Rule-derived subjects are candidates, not verified editorial labels or calibrated model probabilities.","Coverage is distinct from event location. Unknown country/city/coordinates remain absent; no automatic geocoding.","Article geometries keep their stated precision and methodology; reproducing them is not independent coordinate verification."],"method":"controlled-rules-v1","places":[{"admin1":null,"city":null,"coordinate_note":null,"coordinate_reference_system":"OGC:CRS84","coordinate_source":null,"country":"US","evidence":[{"field":"country","language":"en","note":"Explicit preserved editorial country/region; no city or national centroid inferred","source_urls":["https://research.meta.ai/blog/muse-spark-open"]}],"geometry":null,"id":"iso3166-1:US","kind":"country-or-area","labels":{"ar":"الولايات المتحدة الأمريكية","en":"United States of America","es":"Estados Unidos de América","fr":"États-Unis d’Amérique"},"match_status":"candidate","precision":"regional","role":"coverage","uncertainty_m":null}],"rules_sha256":"fb5ad3c27c91cb840f7a0a05f7f64a5cb26ad0374409ff9457f277c7092e22b4","schema_version":1,"subjects":[{"concept_id":"medtop:13000000","confidence":null,"confidence_method":null,"evidence":[{"field":"category+topics","language":"en","note":"Preserved editorial category/topic; broad candidate only","source_urls":["https://research.meta.ai/blog/muse-spark-open"]}],"method":"controlled-rules-v1","rule_id":"technology-broad","status":"candidate"}],"taxonomy_revision":"1f2db31d811fca07e99b16d402c10e2cc2965c9df1c7b41d9be348b40a24e7fb","taxonomy_version":"IPTC Media Topics 2026-Q2"},"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=en","category":"technology","content":{"key_points":[],"paragraphs":["Meta announced on 15 October that it had released the weights for Muse Spark Open. The company describes it as a multimodal system that handles text, images, audio and video, with 816 billion total parameters, about 42 billion active per token and a context window of up to one million tokens. Meta says the model is designed for coding and long-horizon agent tasks.","The company said the weights can be downloaded through Hugging Face, Amazon SageMaker AI, Google Cloud Model Garden and Microsoft Foundry Models, and that several API providers offer access. Meta also said the model can run with MLX on two Apple M5 Ultra Mac Studio computers and is released under the Muse Model License, which has limited commercial terms. These capability and performance statements come from the company's announcement."],"sections":[]},"corrections":[],"country":"US","data":{"blocks":[{"description":{"ar":"إجمالي عدد المعلمات الذي أعلنته Meta.","de":"Von Meta angegebene Gesamtzahl der Parameter.","en":"Total parameter count stated by Meta.","es":"Número total de parámetros comunicado por Meta.","fr":"Nombre total de paramètres annoncé par Meta.","pt":"Número total de parâmetros divulgado pela Meta.","tr":"Meta'nın açıkladığı toplam parametre sayısı."},"id":"muse-spark-open-model-scale","items":[{"basis":"observed","label":{"ar":"إجمالي معلمات النموذج","de":"Modellparameter insgesamt","en":"Total model parameters","es":"Total de parámetros del modelo","fr":"Nombre total de paramètres du modèle","pt":"Total de parâmetros do modelo","tr":"Toplam model parametresi"},"measure":{"aggregation":"stock","frequency":"irregular","geography":"world","id":"meta-muse-spark-open-total-parameters","periodRole":"announcement-date","unitCode":"count"},"period":"2026-10-15","unit":"count","value":816000000000}],"methodology":{"ar":"إجمالي معلمات النموذج الوارد في إعلان Meta عن Muse Spark Open في 15 أكتوبر 2026. يذكر المصدر 816 ملياراً؛ ويُعرض هنا كـ816,000,000,000 بوحدة العد. وهذا ليس معيار أداء تم التحقق منه بصورة مستقلة.","de":"Gesamtzahl der Parameter aus Metas Ankündigung von Muse Spark Open am 15. Oktober 2026. Die Quelle nennt 816 Milliarden; hier wird der Wert mit der Zähleinheit als 816.000.000.000 dargestellt. Es handelt sich nicht um einen unabhängig verifizierten Benchmark.","en":"Total model parameters stated in Meta's 15 October 2026 Muse Spark Open announcement. The source gives 816 billion; this is represented as 816,000,000,000 using the count unit. It is not an independently verified benchmark.","es":"Total de parámetros indicado en el anuncio de Muse Spark Open de Meta del 15 de octubre de 2026. La fuente da 816.000 millones; aquí se representa como 816.000.000.000 con la unidad de conteo. No es una prueba de rendimiento verificada de forma independiente.","fr":"Nombre total de paramètres indiqué dans l’annonce de Muse Spark Open publiée par Meta le 15 octobre 2026. La source donne 816 milliards ; la valeur est exprimée ici comme 816 000 000 000 avec l’unité de comptage. Il ne s’agit pas d’un benchmark vérifié indépendamment.","pt":"Total de parâmetros indicado no anúncio do Muse Spark Open da Meta em 15 de outubro de 2026. A fonte informa 816 mil milhões; aqui o valor é representado como 816.000.000.000 com a unidade de contagem. Não é um benchmark verificado de forma independente.","tr":"Meta'nın 15 Ekim 2026 tarihli Muse Spark Open duyurusunda verilen toplam model parametresi. Kaynak değeri 816 milyar olarak ifade eder; burada sayım birimiyle 816.000.000.000 şeklinde gösterilir. Bu, bağımsız olarak doğrulanmış bir benchmark değildir."},"sourceUrls":["https://research.meta.ai/blog/muse-spark-open"],"title":{"ar":"حجم نموذج Muse Spark Open","de":"Modellumfang von Muse Spark Open","en":"Muse Spark Open model scale","es":"Escala del modelo Muse Spark Open","fr":"Échelle du modèle Muse Spark Open","pt":"Dimensão do modelo Muse Spark Open","tr":"Muse Spark Open model ölçeği"},"type":"metrics","updatedAt":"2026-10-15T18:50:44+00:00"}],"version":1},"data_downloads":[{"formats":{"csv":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026/data/muse-spark-open-model-scale?lang=en&format=csv","json":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026/data/muse-spark-open-model-scale?lang=en&format=json"},"id":"muse-spark-open-model-scale"}],"data_types":["metrics"],"editorial_illustration":{"alt":"Conceptual illustration of technology, processors and connected information.","asset_id":"newsverum-v1-technology","avif_variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.avif","width":480},{"height":480,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-720.avif","width":720},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.avif","width":960},{"height":800,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1200.avif","width":1200},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.avif","width":1536}],"credit":"Newsverum","documentary":false,"height":1024,"kind":"symbolic-editorial-illustration","language":"en","scope":"topic","url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.webp","width":480},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.webp","width":960},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","width":1536}],"width":1536},"event_id":"event-f387cf84-94c9-5a1b-bc54-5dc462b4a1db","event_period":"2026-10-15","event_period_basis":"event-or-reference-period","id":"meta-releases-muse-spark-open-weights-october-2026","image":null,"importance":0.6,"language":"en","modified_at":"2026-10-15T19:00:45+00:00","publication_basis":"publication-record","published_at":"2026-10-15T19:00:45+00:00","reading_minutes":1,"region":"world","section_illustration":{"alt":"Conceptual illustration of technology, processors and connected information.","asset_id":"newsverum-v1-technology","avif_variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.avif","width":480},{"height":480,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-720.avif","width":720},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.avif","width":960},{"height":800,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1200.avif","width":1200},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.avif","width":1536}],"credit":"Newsverum","documentary":false,"height":1024,"kind":"symbolic-editorial-illustration","language":"en","scope":"section","url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.webp","width":480},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.webp","width":960},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","width":1536}],"width":1536},"slug":"meta-releases-muse-spark-open-weights-october-2026","sources":[{"checkedAt":"2026-10-15","name":"Meta AI Research","publishedAt":"2026-10-15","url":"https://research.meta.ai/blog/muse-spark-open"}],"summary":"Meta released weights for Muse Spark Open, a multimodal model it describes as having 816 billion total parameters and about 42 billion active per token.","text":"Meta released weights for Muse Spark Open, a multimodal model it describes as having 816 billion total parameters and about 42 billion active per token.\n\nMeta announced on 15 October that it had released the weights for Muse Spark Open. The company describes it as a multimodal system that handles text, images, audio and video, with 816 billion total parameters, about 42 billion active per token and a context window of up to one million tokens. Meta says the model is designed for coding and long-horizon agent tasks.\n\nThe company said the weights can be downloaded through Hugging Face, Amazon SageMaker AI, Google Cloud Model Garden and Microsoft Foundry Models, and that several API providers offer access. Meta also said the model can run with MLX on two Apple M5 Ultra Mac Studio computers and is released under the Muse Model License, which has limited commercial terms. These capability and performance statements come from the company's announcement.","title":"Meta releases Muse Spark Open model weights","topics":[],"translations":[{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=tr","language":"tr","url":"https://newsverum.com/tr/news/meta-releases-muse-spark-open-weights-october-2026"},{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=en","language":"en","url":"https://newsverum.com/en/news/meta-releases-muse-spark-open-weights-october-2026"},{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=ar","language":"ar","url":"https://newsverum.com/ar/news/meta-releases-muse-spark-open-weights-october-2026"},{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=fr","language":"fr","url":"https://newsverum.com/fr/news/meta-releases-muse-spark-open-weights-october-2026"},{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=es","language":"es","url":"https://newsverum.com/es/news/meta-releases-muse-spark-open-weights-october-2026"},{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=de","language":"de","url":"https://newsverum.com/de/news/meta-releases-muse-spark-open-weights-october-2026"},{"api_url":"https://newsverum.com/api/v1/articles/meta-releases-muse-spark-open-weights-october-2026?lang=pt","language":"pt","url":"https://newsverum.com/pt/news/meta-releases-muse-spark-open-weights-october-2026"}],"url":"https://newsverum.com/en/news/meta-releases-muse-spark-open-weights-october-2026"},"version":"1"}