Twelfth is now in ChatGPT
Install Twelfth from ChatGPT’s marketplace, then sign in and choose the workspace you want ChatGPT to read.
Twelfth news
What’s new in Twelfth.
Product updates, new features and company news from Twelfth. The latest update also appears in the app’s top bar.
October 2026
A faster, tidier Products page
Search comes first in the Products toolbar, the chart legend filters when you click it, and large baskets load faster.
Twelfth is now in Claude
Add Twelfth from Claude’s connector directory, then sign in and choose the workspace you want Claude to read.
Next step
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