Meta's rapid iteration on the Muse Spark series—releasing 1.1 in July, 1.2 in August with strong Text Arena entry at #4, and 1.3 on September 2—drives trader sentiment toward a likely 1.4+ debut on the leaderboard. The models' gains in agentic workflows, coding efficiency, and multimodal reasoning, plus public Meta Model API access and competitive pricing, position them as frontier contenders against Claude and Gemini variants. Zuckerberg's comments on scaling and a larger "Watermelon" model add momentum, though historical patterns show arena appearances can lag full releases or focus first on internal benchmarks. Key catalysts include any October announcements or benchmark leaks that could confirm or delay public Text Arena visibility.