> This page is for version v1 (default).
> For other versions, use one of these documentation indexes:
> - v1 (default): https://docs.rightbrain.ai/v-1/llms.txt

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.rightbrain.ai/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.rightbrain.ai/_mcp/server.

# Safe Testing and Version Control

> Test task revisions before activation, compare revision history, and process uploaded documents.

## What's New

### Test Revisions

Create task test revisions for testing without affecting production. Experiment with new prompts, models, or configurations safely before deploying changes.

### Task Revision History

Complete revision management with easy comparison between versions. Track what changed, when, and see performance differences across revisions.

### Enhanced Document Processing

Better handling of PDFs, images, and document uploads with improved text extraction and support for more file types.

## Improvements

* More reliable file processing

## Current documentation

[Task revisions](/docs/production/revisions) · [File inputs](/docs/concepts/input-processors)