Rakuten Optimism 2026: Official Event Highlights

Rakuten Optimism 2026Rakuten Optimism 2026 brought together more than 1,000 global advertisers, publishers, agencies, and industry leaders in Phoenix for two days of insights, innovation, and connection. From headline sessions and expert panels to the Golden Link Awards Gala and the debut of Mirai, Rakuten Advertising’s advanced AI optimization agent, the event showcased the ideas, partnerships, and technologies shaping the future of affiliate and performance marketing.,Read More

Marketers put up guardrails as AI agents reshape programmatic buying

AI agents are evolving quickly. In theory, agents are autonomous decision makers — automating campaign creation, optimizing ad buys and drafting pitch decks. In reality, marketers aren’t ready to give up control, establishing guardrails to keep agents in check.

Marketers don’t have a lot of trust when it comes to AI agents in ad buying yet. But that mistrust isn’t unfounded. Hallucinations are reason enough for guardrails, per execs. An incorrect CPM could make or break an ad buy, leaving the agency — instead of the agent — holding the bag.

“Would it blow a quarter’s worth of budget in a weekend? All of that’s well-founded, so that’s a fear,” said Henry Webster, svp director of analytics and insight at Kelly Scott Madison (KSM) Media, who spoke onstage during Digiday’s Programmatic Marketing Summit (DPMS), May 6-8 in Palm Springs, Calif. “The process of taking baby steps, testing, putting stringent guardrails and checks on agents that would operate in that way — makes a ton of sense.”

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