New model: Muse Spark 1.3 (Meta)

Meta released Muse Spark 1.3, a multimodal AI model supporting text, image, video, PDF, and audio inputs with a 1049k context window and 131k maximum output tokens. The model, released on 2026-09-02, has no announced retirement date, and Meta has not specified a successor.

ME● Healthy Muse Spark 1.3 Meta · muse-spark-1.3 Released2026-09-02 Retiresno announced date musetext+image+video+pdf+audio1049k context131k max out also matches: muse-spark-1.3 meta/muse-spark-1.3 provider announcement → https://models.dev/meta/muse-spark-1.3 Does your code call Muse Spark 1.3? $ curl -fsSL https://llmstatus.ai/install.sh | bash Then mm status in any repo — it finds every model you use and flags the ones on a clock. No account, nothing uploaded. Get alerted before it retires → /sign-up