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[ARTICLE · art-52884] src=simonwillison.net ↗ pub= topic=artificial-intelligence verified=true sentiment=· neutral

Introducing Muse Spark 1.1

Meta released Muse Spark 1.1, a new AI model, along with an evaluation report. Developer Simon Willison created a plugin for the LLM tool to provide CLI and Python library access to the model.

read1 min views1 publishedJul 9, 2026

There are a lot more details are in the Muse Spark 1.1 Evaluation Report.

I had a few days of preview access which was long enough to put together llm-meta-ai, a new plugin for LLM providing CLI (and Python library) access to the model. Here's how to try that out:

uv tool install llm
llm install llm-meta-ai
llm keys set meta-ai
llm -m meta-ai/muse-spark-1.1 "Generate an SVG of a pelican riding a bicycle"

Here's that pelican transcript:

Tags: ai, generative-ai, llms, llm, meta, pelican-riding-a-bicycle, llm-release

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