# Check Fillable Fields

> Imported skill check_fillable_fields from anthropic

- Skill: `bitwikiorg/check-fillable-fields` (Agent Skill)
- Install (CLI): `npx skillmds@latest add bitwikiorg/check-fillable-fields`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bitwikiorg/check-fillable-fields/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: bitwikiorg (https://skillmd.com/u/bitwikiorg)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/bitwikiorg/check-fillable-fields

---


import sys
from pypdf import PdfReader


# Script for Claude to run to determine whether a PDF has fillable form fields. See forms.md.


reader = PdfReader(sys.argv[1])
if (reader.get_fields()):
    print("This PDF has fillable form fields")
else:
    print("This PDF does not have fillable form fields; you will need to visually determine where to enter data")