Reference numerals and leader lines for patent drawings, placed in clear space so the leaders stay short and cross as little of the drawing as possible. Then fix anything on the page.
Open the drawing (PDF or image).
Check the figures it found.
Let Claude find the parts, or list them and click each one.
Edit on the page: drag numerals, curve leaders, add arrows, text or white-out.
Download the labeled PDF, an editable PowerPoint and the reference numeral list.
Paste Claude’s answer
Paste the whole reply; the JSON inside it is picked out. Parts are added to your list, and each label is snapped to the nearest line and placed.
Ask Claude
The sheet images and the parts list go straight from this page to Anthropic’s API; nothing passes through this site. The run is billed to your Anthropic account. Get a key at console.anthropic.com.