PaperAgent

Apr 9, 2026 · Artificial Intelligence

Can Parallel Draft‑Distill‑Refine Beat Long Chain‑of‑Thought? Inside Meta’s Muse Spark

Meta’s newly announced Muse Spark model introduces a closed‑source “contemplating mode” that orchestrates multiple parallel reasoning agents using the PDR (draft‑in‑parallel, distill, refine) framework, which the paper shows can surpass traditional long Chain‑of‑Thought reasoning in accuracy while keeping latency unchanged, as demonstrated on AIME 2024/2025 benchmarks.