Researchers trained an open source AI search agent, Harness-1, that outperforms GPT-5.4 on recalling relevant information (opens original article in a new tab)

Researchers developed an open source AI search agent called Harness-1 that outperforms GPT-5.4 in recalling relevant information. The project involved collaboration between the University of Illinois at Urbana-Champaign, UC Berkeley, and Chroma.

• Harness-1 is an open source AI search agent
• It outperforms GPT-5.4 in recalling relevant information
• Developed by researchers from UIUC, UC Berkeley, and Chroma