Introducing Muse Code and Muse Spark 1.2
Introducing Muse Code and Muse Spark 1.2 Yet more evidence that the most important characteristic of any model these days is long-sequence agentic tool calling. Meta shipped their own coding agent as part of getting that to work! Muse Spark 1.2 is a coding-focused update to Muse Spark 1.1, with improvements in code generation, complex debugging, codebase understanding, and end-to-end developer workflows. In Muse Spark 1.2, we significantly scaled up training compute on coding tasks while expandi
Record details
Published: 5 August 2026
Source: Simon Willisons Weblog
Category: Field notes
Topics: Agents & autonomy
Retrieved: 6 August 2026
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How to cite this record
ethics.ai (5 August 2026), “Introducing Muse Code and Muse Spark 1.2,” evidence record 16729, https://ethics.ai/record/16729 (originally published by Simon Willisons Weblog).
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