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  "path": "/metas-muse-spark-ends-its-open-source-ai-era/",
  "publishedAt": "2026-05-09T08:50:00.000Z",
  "site": "https://crypto.news",
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  "textContent": "Meta launched Muse Spark on April 8, its first fully closed AI model, abandoning its open-source Llama strategy Meta launched Muse Spark on April 8, its first fully closed AI model, abandoning its open-source Llama strategy. The launch marks the…",
  "title": "Why Meta’s Muse Spark ditched open-source AI"
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