Demo Playground
The Demo Playground lets you try annotation UIs with sample data before (or without) creating a project. Open /playground in your browser.

Available demos
Click a card to open that playground:
| Demo | Route |
|---|---|
| Named Entity Recognition | /playground/ner |
| Classification | /playground/text-class |
| Summarization | /playground/textbox |
| Question & Answer | /playground/qna |
| Text Matching | /playground/text-match |
| Reinforcement Learning with Human Feedback | /playground/rlhf |
Demos are for exploration only. Production labeling uses datasets, recipes, and tasks inside a project.