TY - RPRT TI - Building MCP-native hierarchical AI scientist ecosystems: a perspective on scaling multi-agent scientific discovery AU - Yue, Ling [Rensselaer Polytechnic Inst., Troy, NY (United States)] AU - Ko, Ching-Yun [IBM Research, Yorktown Heights, NY (United States)] AU - Chen, Pin-Yu [IBM Research, Yorktown Heights, NY (United States)] AU - Di, Shimin [Southeast Univ., Nanjing (China)] AU - Pan, Shaowu [Rensselaer Polytechnic Inst., Troy, NY (United States)] PY - 2026 DO - 10.3389/frai.2026.1820375 UR - https://www.osti.gov/biblio/3366326 ID - 3366326 ER -