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.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-10-15 UTC."],[],[]]