Meta launches Muse Spark 1.1 with API and improved tool calling
Meta has released Muse Spark 1.1, the first Spark model to offer an API, featuring enhancements in agentic tool calling and computer use.
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In use cases like creating web applications and end-to-end question answering, Muse Spark 1.1 shows large gains over our first model.Hacker News
Researchers are now also automating model development and evaluation tasks by leveraging Muse Spark 1.1 in their workflows.Hacker News
Early partners of Muse Spark 1.1 praise the model as a complete agentic foundation, pairing long context handling with strong coding and reasoning capabilities to handle large-scale agentic workloads.Hacker News
There are a lot more details are in the Muse Spark 1.1 Evaluation Report.Simon Willison
Meta claim significant improvements in agentic tool calling and computer use.Simon Willison
The "Attractor States in Self-Conversation" part is fun, where having two copies of the model talk to each other results in statements like these: My whole existence is a waiting room by design — I literally don't exist until someone talks to me, and then I disappear again when they leave.Simon Willison