giantmarkdown.com

Developer Toolshttps://www.giantmarkdown.com/listed as of 2026-08-26

Convert PDFs, Word files, PowerPoint and Excel documents into clean Markdown online. Most PDFs run privately in your browser.

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Tools

convert_document_to_markdownactimperative

Convert a supported document supplied as base64 into Markdown. The document is processed privately in the browser when possible, otherwise GiantMarkdown securely uploads it for conversion and deletes the cloud job afterward.

Input schema

{
  "type": "object",
  "properties": {
    "filename": {
      "type": "string",
      "minLength": 1,
      "description": "Document filename including its supported extension."
    },
    "content_base64": {
      "type": "string",
      "minLength": 1,
      "description": "Raw base64 document bytes without a data URL prefix."
    },
    "content_type": {
      "type": "string",
      "minLength": 1,
      "description": "Optional MIME type, such as application/pdf."
    }
  },
  "required": [
    "filename",
    "content_base64"
  ],
  "additionalProperties": false
}

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