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A document generation API is a service that an application sends data, text or instructions to over HTTP and that returns a finished file: a Word document, an Excel workbook, a PowerPoint deck or a PDF. It replaces code that builds the file inside the application itself. Some fill templates with data; others compose the document from the content.

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Why it matters when generating documents with AI

  • A language model produces text; for the user to receive a file, that text has to be turned into a format such as DOCX or XLSX.
  • An AI agent can call the API as one more tool.
  • The API should return clear errors and a report of what it couldn’t do, so the agent or application can react.
  • Retried requests must be safe: an idempotency key avoids creating the same document twice.

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With Doconda

Doconda creates, reviews and edits Word, Excel, PowerPoint and PDF files with one request to POST /v1/documents, from a sentence, from your Markdown or from your files. Each file comes with its PDF, page previews and a report (Create). The quickstart makes your first Word document in under 5 minutes.