---
title: "Fill form fields in a PDF document"
method: POST
path: "/pdf/form/fill/"
tags: ["PDF", "form"]
---

# Fill form fields in a PDF document

`POST /pdf/form/fill/`

Returns a modified PDF document with filled form fields. A subset of fields can be filled.

## Response `201`

PDF Document filled successfully

## Other responses

- `400` — Bad request
- `401` — Unauthorized
- `500` — Internal server error

---

[API](https://skmtc.net/onedoclabs/apis/fileforge-api.md) · [All operations](https://skmtc.net/onedoclabs/apis/fileforge-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/onedoclabs/fileforge-api/versions/a5a51ce2a2fd/schema)