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Autonomy and agency

Meta releases Muse Spark 1.1 with public agent API access

Meta released Muse Spark 1.1 through its consumer assistant and a public-preview API, adding long-horizon context management, multi-agent orchestration, tool use, and computer control to a broadly accessible frontier model.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM72confidence 90/100

Why it moved the index

Meta's dated launch and linked evaluation report document a released model that can plan, delegate to subagents, retain a million-token working context, operate computers, and act across external tools. Consumer availability plus a public-preview API converts the autonomy gain into deployment, while Meta's frontier-risk evaluation supports but does not eliminate residual control and misuse concerns.

Assessment history

  1. R1
    Toward 72 · confidence 90

    New dated frontier-model launch with directly documented autonomous computer use, multi-agent execution, and public API deployment.

    11 Aug 2026

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DoomBench social sharing card for Meta releases Muse Spark 1.1 with public agent API access.

  1. DoomBench assesses “Meta releases Muse Spark 1.1 with public agent API access” as evidence moving toward doom, with magnitude 72 and confidence 90 out of 100 in the autonomy and agency category.

  2. The DoomBench assessment of “Meta releases Muse Spark 1.1 with public agent API access” is based on reporting from Meta and records the editorial rationale, source quality, attribution, and revision history.

  3. DoomBench summarizes “Meta releases Muse Spark 1.1 with public agent API access” as follows: Meta released Muse Spark 1.1 through its consumer assistant and a public-preview API, adding long-horizon context management, multi-agent...

    https://www.doombench.com/news/meta-releases-muse-spark-1-1-with-public-agent-api-access-2026-07-09