Now you (and your coding agents) can write code to sync any data and build any agent tool, all running on our infrastructure. You can also bring your favorite agents into Notion (like Claude, Codex, Decagon, or ones you’ve built yourself). It turns Notion into one shared canvas with all your data, for your team and agents to work together.

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3.5: Notion Developer Platform

When you ask your agent to make significant changes like rewriting pages or updating databases in bulk, results can drift off course if your intent is unclear. Plan Mode introduces a preliminary step where your agent asks clarifying questions and builds a detailed plan before acting. The result is fewer surprises and more confidence in complex, multi-step work.

Plan Mode

Two months ago, we launched Custom Agents in beta. Since then, teams have created more than a million of them and honestly pushed them further than we expected! One theme from admins was consistent: as Custom Agents scaled, so did the need for more control and visibility. Your feedback shaped what we built next, so here’s what's new.

New Custom Agent controls for admins