File Processing
Drop a file in the thread with Chief and it’s parsed, understood, and ready to work with.
Supported Formats
| Format | Read | Edit | Generate |
|---|---|---|---|
| ✅ | ✅ (annotations & merged output) | ✅ | |
| DOCX | ✅ | ✅ | ✅ |
| XLSX / CSV | ✅ | ✅ | ✅ |
| Markdown | ✅ | ✅ | ✅ |
| Images (PNG, JPG) | ✅ (vision) | ❌ | ✅ (via DALL-E or Stable Diffusion if configured) |
| Plain text | ✅ | ✅ | ✅ |
How to Use
Drop a file as a Slack upload along with your message:
[uploads quarterly-report.pdf]
Chief, this is our Q1 report. Pull out every metric you see
and put them in a spreadsheet, with the page number for each.Chief will:
- Download the file from Slack.
- Pick the right parser (text extractor, table extractor, OCR for scanned PDFs).
- Run the analysis.
- Generate the spreadsheet.
- Upload the result back to the thread.
Vision
For images and image-heavy PDFs, Chief uses Claude’s vision capability. It can describe what’s in the image, extract text, and reason about charts or diagrams.
[uploads org-chart.png]
Chief, who reports to the VP of Engineering in this chart?Branded Document Generation
Chief can generate PDFs and DOCXs styled to your brand. Once your brand is registered (via the dashboard or Chief, here's our brand guide), every document Chief produces uses your fonts, colors, and logo placement.
Chief, write a one-page proposal for the Acme deal and export
it as a branded PDF.Size Limits
| Constraint | Default |
|---|---|
| Max file size per upload | 50 MB |
| Max pages parsed per PDF | 200 |
| Max rows parsed per spreadsheet | 100,000 |
Larger files? Drop them in a connected drive (Google Drive, S3) and ask Chief to read from there.