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Muse Spark 1.3 · Meta — forck.live

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Muse Spark 1.3

Meta · 1 post · 8 outlets writing

released 2 September 2026, per models.dev · listed on OpenRouter 2 September 2026 · meta/muse-spark-1.3

Announced: 2 September 2026; from Introducing Muse Spark 1.3

Launched with Introducing Muse Spark 1.3.

Variants

Muse Spark 1.3 Contributor

Updates

MetaModel update· 4 days ago

Introducing Muse Spark 1.3

Meta released Muse Spark 1.3, an update to its Muse Spark model, with improved performance on agentic and coding tasks.

Coverage

Implicatorreported

Muse Spark 1.3 Ties GPT-5.6 Sol at 42% Lower Cost

on Introducing Muse Spark 1.3

InfoWorldreported

Meta upgrades Muse Spark for long-horizon coding without raising API prices

on Introducing Muse Spark 1.3

Neowinreported

Neowin

on Introducing Muse Spark 1.3

RuntimeWirereported

Alexandr Wang's Meta team ships Muse Spark 1.3 for coding agents

on Introducing Muse Spark 1.3

Tech Monitorreported

Meta releases Muse Spark 1.3 for coding and AI agents

on Introducing Muse Spark 1.3

The Registerreported

Zuck's Muse to Spark joy with open weights release 'soon'

on Introducing Muse Spark 1.3

Unitereported

Meta Launches Muse Spark 1.3, Citing Gains in Coding and Agentic Tasks

on Introducing Muse Spark 1.3

Verdictreported

Meta releases Muse Spark 1.3 for coding and AI agents

on Introducing Muse Spark 1.3