Developer toolOpenAI

ChatKit

Developer tool at OpenAI

Coming up Nov 30, 2026, in 29 days: Agent Builder to shut down November 30

ChatKit does not have a researched profile yet. Everything here comes from its recorded changes and public listings, each linked to its source.

The basics

As of Nov 1

Status: Available

Updates

Jun 3

Retiring

Agent Builder to shut down November 30

Agent Builder is scheduled to shut down on November 30, 2026. ChatKit remains available. OpenAI points users to the Agents SDK or ChatGPT Workspace Agents.

Takes effect Nov 30, 2026 · in 29 days

Action needed:: Migrate to the Agents SDK or Workspace Agents before November 30, 2026.

Full changelog, by month

What people say

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