New model: Muse Spark 1.3 Contributor (Meta)

Meta released Muse Spark 1.3 Contributor on 2026-09-02, a multimodal model supporting text, image, video, PDF, and audio inputs with a 1049k context length and 131k maximum output. The model is available under the identifier muse-spark-1.3-contributor and no retirement date has been announced.

ME● Healthy Muse Spark 1.3 Contributor Meta · muse-spark-1.3-contributor Released2026-09-02 Retiresno announced date musetext+image+video+pdf+audio1049k context131k max out also matches: muse-spark-1.3-contributor meta/muse-spark-1.3-contributor provider announcement → https://models.dev/meta/muse-spark-1.3-contributor Does your code call Muse Spark 1.3 Contributor? $ 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