PDF Viewer

By Anthropic

View, annotate, and sign PDFs in a live interactive viewer. Mark up contracts, fill forms with visual feedback, stamp approvals, and place signatures — then download the annotated copy.

Plugin · by anthropics · runs in Claude Code, Cowork, claude.ai · 1 skill, 1 MCP server, 4 commands · listed 2026-03-24

Claude Code

claude plugin install pdf-viewer

Source

Skills (1)

Skill view-pdf

Interactive PDF viewer. Use when the user wants to open, show, or view a PDF and collaborate on it visually — annotate, highlight, stamp, fill form fields, place signature/initials, or review markup…

Any agent
```
npx skills add anthropics/knowledge-work-plugins --skill view-pdf
```

Commands (4)

Command annotate

Collaboratively annotate a PDF — propose markup, review together, iterate
Command fill-form

Fill PDF form fields interactively with live visual feedback
Command open

Open a PDF in the interactive viewer
Command sign

Place a signature or initials image on a PDF

From Anthropic's public plugin directory, read on 2026-10-15. Find a skill by task.