Annotations Extensibility
ChatGPT pluginCustomize how annotation mode interacts with your site.
Customize what happens when someone uses annotation mode on your website in the ChatGPT browser. Choose which parts of the page they can select, add useful context to their comments, and offer controls that preview changes such as color, size, or visibility. Use public documentation to integrate page selection, custom controls, and canvas objects through your existing application code.
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Rank in Developer tools
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How this plugin compares with others in the same category. Positions are counted within the category, not across the whole directory.
Developer tools357th of 742 by placement
| # | Plugin | Position | 7d |
|---|---|---|---|
| 355 | #4704 | 51places up | |
| 356 | #4709 | 69places up | |
| 357 | #4718 | 147places down | |
| 358 | #4727 | 35places up | |
| 359 | #4739 | 17places down |
Example prompts
- “Customize annotation mode for my website in the ChatGPT browser.”
- “Add custom controls to this website's annotation editor.”
- “Explain how my website can customize annotation mode.”
Skills
annotations-extensibility
Explain or integrate the Browser Annotation API to customize annotation mode for a website in the ChatGPT browser. Use when choosing selectable content, attaching context to comments, adding custom controls, or supporting objects in canvas and 3D views.
- Categories
- Made by
- OpenAI · Website
- Sign-in
- On Use
- Capabilities
- Read, Write
- Availability
- Available
- Version
- 0.1.1
- Keywords
- annotations extensibility, annotation mode, ChatGPT browser, website, feedback, canvas
- Created
- September 25, 2026
- More info
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