4 models
Ranked by AutomationBench
Reasoning Tools JSON 49.6

Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It improves long-horizon agent collaboration, instruction following, and coding efficiency relative to Muse Spark 1.2.

meta/muse-spark-1.3 2026-09-02 1.04858M context $1.25/M input $4.25/M output
16 providers
45.4

Muse Wonder Full is the most capable model in Meta's Muse Wonder series, built for long-running professional agents and ultra-long-horizon software engineering. It shares Muse Wonder's Active Memory and Active Focus capabilities and generally scores higher on Meta's agentic and coding evaluations.

meta/muse-wonder-full 2026-10-12 1.04858M context Input not listed Output not listed
Reasoning Tools JSON 39.1

Muse Wonder is a frontier multimodal reasoning model from Meta for personal and professional agents, long-horizon coding, and computer use. It combines Active Memory, which carries relevant context across conversations, with Active Focus, which keeps it working through blockers toward a goal.

meta/muse-wonder-1.0 2026-10-12 1.04858M context $4/M input $20/M output
11 providers
Reasoning Tools JSON 38.2

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.

meta/muse-spark-1.2 2026-08-05 1.04858M context $1.25/M input $4.25/M output
18 providers