API reference

Overview

Generate documents from your templates, over HTTP

Everything the PaperClerk workspace does with a template, from a script or an automation platform: list saved templates, read their placeholders, generate a document by sending values keyed by placeholder key, and fetch its PDF. JSON in, JSON out, one bearer token.

Authentication

Authenticate requests with your workspace API key.

Filling placeholders

Learn how keys, defaults and repeating groups work.

Templates

Find saved templates and inspect their fields.

Generate a document

Send values and receive a document and its PDF.

Base URL

HTTPS

https://usepaperclerk.com/api/v1

OpenAPI 3.1 specification MCP connector

Ready to call it?

Create a workspace, save a template, then create an API token under Connections.

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