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Meta debuts Muse Spark 1.3

Meta Launches Muse Spark 1.3: New AI Model Takes Aim at OpenAI and Anthropic

Meta has released Muse Spark 1.3 on Sept. 2, 2026, introducing an update focused on coding, long-horizon agentic work and practical usability. The model is available through Muse Cod e and the Meta Model API, while Meta said its max reasoning mode will follow after additional safety testing.

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· 23h · on MSN

Meta launches Muse Spark 1.3, challenging OpenAI and Anthropic in race for advanced AI systems

Verdict on MSN · 19h

Meta releases Muse Spark 1.3 for coding and AI agents

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META Stock Jumps To Best Day In Nearly A Month — Meta Platforms Unveils Most Powerful AI Model To Compete With AI Rivals

Available to developers via the Meta Model API at the same price as its predecessor, the paid model will soon integrate into ...

Crypto Briefing

Meta unveils its most powerful AI model, nearing top competitors

Meta released Muse Spark 1.3, its most powerful AI model, with a paid developer API as it closes the gap on OpenAI and Anthropic in the frontier ...

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