Fast Search & Transfer, the Norway-based B2B search firm, has acquired US-based AgentArts for an undisclosed amount. AgentArts, based in San Francisco, has a personalization and recommendation engine which has been used on the mobile side, and has clients including Infospace Mobile and Telstra Big Pond. The company was started in Australia in 1999, but moved to U.S. James did an interview with the company’s CEO last year, here.

AgentArts’ technology provides the ability to understand online and mobile user habits and to recommend content and promotions based on user patterns, as well as enabling social recommendation. The capabilities will be added to Fast’s search services. More details in release here.