Notion 3.4 Custom Agents: 35–50% Cost Reduction and MCP Integration

Summary

Notion's 3.4 release (April 14, 2026) delivers significant cost reductions and expanded integrations for its Custom Agents platform: credit costs dropped 35–50% across the board, with new model options consuming up to 10× fewer credits. A free trial runs through May 3, 2026, transitioning to paid Notion Credits on May 4 for Business and Enterprise plans. Early adoption has been strong — over 21,000 agents were built during the trial period. The update also adds private Slack channel integration,