> ## Documentation Index
> Fetch the complete documentation index at: https://docs.invaro.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Supported Formats

> File formats and limitations

<Note>
  Our API supports common document formats while maintaining strict quality standards for optimal processing results.
</Note>

## Supported Formats

<CardGroup cols={3}>
  <Card title="PDF Documents" icon="file-pdf">
    <div className="space-y-2">
      <p>Preferred format for all documents</p>

      <div className="mt-2">
        <Check>Digital PDFs</Check>
        <Check>Scanned documents</Check>
        <Check>Text-searchable PDFs</Check>
      </div>
    </div>
  </Card>

  <Card title="JPEG/JPG" icon="file-image">
    <div className="space-y-2">
      <p>High-quality image format</p>

      <div className="mt-2">
        <Check>Scanned documents</Check>
        <Check>Mobile captures</Check>
        <Check>Digital photos</Check>
      </div>
    </div>
  </Card>

  <Card title="PNG" icon="image">
    <div className="space-y-2">
      <p>Lossless image format</p>

      <div className="mt-2">
        <Check>Screenshot uploads</Check>
        <Check>Digital scans</Check>
        <Check>Web exports</Check>
      </div>
    </div>
  </Card>
</CardGroup>

## Technical Requirements

<CardGroup cols={2}>
  <Card title="File Specifications" icon="ruler">
    <div className="space-y-2">
      <p>Document requirements</p>

      <div className="mt-2">
        <Check>Maximum size: 10MB per file</Check>
        <Check>Minimum resolution: 300 DPI</Check>
        <Check>Clear, legible text</Check>
        <Check>Proper orientation</Check>
      </div>
    </div>
  </Card>

  <Card title="Batch Processing" icon="layer-group">
    <div className="space-y-2">
      <p>Upload limitations</p>

      <div className="mt-2">
        <Check>Up to 50 files per request</Check>
        <Check>Combined size limit: 500MB</Check>
        <Check>Parallel processing support</Check>
        <Check>Bulk upload capability</Check>
      </div>
    </div>
  </Card>
</CardGroup>

## Best Practices

<Tabs>
  <Tab title="Document Quality">
    <CardGroup cols={2}>
      <Card title="Optimal Settings" icon="sliders">
        <div className="space-y-2">
          <p>For best results:</p>

          <div className="mt-2">
            <Check>Use 300 DPI or higher</Check>
            <Check>Ensure proper lighting</Check>
            <Check>Maintain aspect ratio</Check>
            <Check>Avoid blurry images</Check>
          </div>
        </div>
      </Card>

      <Card title="Common Issues" icon="triangle-exclamation">
        <div className="space-y-2">
          <p>What to avoid:</p>

          <div className="mt-2">
            <Warning>Low resolution scans</Warning>
            <Warning>Blurry or skewed images</Warning>
            <Warning>Poor lighting conditions</Warning>
            <Warning>Compressed files</Warning>
          </div>
        </div>
      </Card>
    </CardGroup>
  </Tab>

  <Tab title="File Preparation">
    <CardGroup cols={2}>
      <Card title="Before Upload" icon="file-arrow-up">
        <div className="space-y-2">
          <p>Preparation steps:</p>

          <div className="mt-2">
            <Check>Remove password protection</Check>
            <Check>Ensure proper orientation</Check>
            <Check>Optimize file size</Check>
            <Check>Verify file format</Check>
          </div>
        </div>
      </Card>

      <Card title="Processing Tips" icon="lightbulb">
        <div className="space-y-2">
          <p>For faster processing:</p>

          <div className="mt-2">
            <Check>Group similar documents</Check>
            <Check>Use consistent formats</Check>
            <Check>Maintain file structure</Check>
            <Check>Follow naming conventions</Check>
          </div>
        </div>
      </Card>
    </CardGroup>
  </Tab>
</Tabs>

<Note>
  Need help with file preparation? Check our [best practices guide](/api-reference/best-practices/file-uploads) or [contact support](mailto:support@invaro.ai).
</Note>