Arc Rider · MCP Playground

Try arcWidgets in ChatGPT

Fictional demo data only. You get a private copy for 24 hours. Nothing here is a customer project or a live database.

Event planner

Move talks, check room conflicts, edit bookings. Writable, isolated per visitor.

Grouped table

Read-only sample explorer. Same widgets, no writes.

Connect this playground

Your personal MCP URL:

Expires . Starting another demo keeps this same playground.

ChatGPT

  1. Settings → Security → turn on Developer mode.
  2. Plugins → plus → paste the URL → Create.
  3. New chat → plus / More → enable the plugin. Try “Show the event week”.

Claude

  1. Customize → Connectors → Add custom connector.
  2. Paste the same URL. No extra login for this playground.

Cursor

Add this to MCP settings (replace the URL if you chose the table):

Community demos

Other builders can list a demo here after we review it. We do not run unreviewed code on this server. Send a note to jakob@arc-rider.com if you have something to show.