Version-Controlled Search: The Web as It Was — Ryan Ahern, Exa

Ryan Ahern of Exa introduces Exa Snapshot, which lets agents search the web as it looked on any past date. He covers why search quality matters when agents broker most searches, how snapshot results compare to live results, and how teams use point-in-time search to build and test predictive signals without overfitting. Chapters: - 00:00 Intro - 02:14 Agents as the new searchers - 04:15 Exa's three core principles - 08:19 Snapshot vs live search - 12:45 From signals to predictions - 16:58 Backtesting without overfitting Ryan Ahern — https://exa.ai Join us in SF for the second annual AIE CODE summit: https://aie.codes our last flagship summit of 2026. Applications live now!