Muse Spark 1.3 from Meta

Muse Spark 1.3 from Meta

Muse Spark 1.3 from Meta is available in Preview. Muse Spark 1.3 from Meta is a reasoning model trained for agentic workflows and competitive coding. It delivers higher first-attempt accuracy, reliable built-in tool calling with MCP support, and 1M-token long context for multi-step tasks.