NTT Research

An article by Chris Shaw of NTT Research says that adding AI agents can worsen results beyond a certain number.

Krishanu Sankar, Artur Scherer, Satoshi Kako, Sam Reifenstein, Navid Ghadermarzy, Willem B Krayenhoff, Yoshitaka Inui, Edwin Ng, Tatsuhiro Onodera, Pooya Ronagh, Yoshihisa Yamamoto https://arxiv.org/abs/2105.03528

NTT Research conducts basic research and advances technologies intended to become second nature and promote positive change for humankind.

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NTT Research’s Cryptography & Information Security Lab and NTT Social Informatics Laboratories, working with Carnegie Mellon, Stanford, and other institutions, have 28 papers accepted at CRYPTO 2026. The papers address post-quantum cryptography, zero-knowledge proofs, and secure multiparty computation, offering insights on protecting data, verifying computation, and preparing security for the quantum era.

Aug 2026 · NTT ResearchNews article

NTT Research appoints Tetsuomi Sogawa as director of its Physics & Informatics Lab. He will lead work in optical computing, quantum information processing, and photonic-electronic convergence.

Aug 2026 · NTT ResearchNews article

Researchers at NTT Research and Harvard University find that enterprise multi-agent AI performance peaks at a certain number of agents. Their study says collaboration structure and model choice matter more than raw agent count when using agentic AI in the workplace.

Jul 2026 · NTT ResearchNews article

Researchers from NTT Research’s Physics of Artificial Intelligence Group and NTT Communication Science Laboratories have papers accepted at ICML 2026. The papers advance work spanning neuroscience, artificial intelligence, distributed learning, and machine learning systems, offering new insights into how AI systems form beliefs, organize knowledge, learn efficiently, and develop intelligence.

Jul 2026 · NTT ResearchNews article