> ## Documentation Index > Fetch the complete documentation index at: https://mrge.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Automated PR descriptions cubic helps your team spend less time writing PR descriptions automatically by generating clear, concise summaries. PR description ## Auto-generate PR descriptions AI-generated PR descriptions summarize changes clearly, helping reviewers quickly understand the context and impact of your pull requests. By default, cubic generates PR descriptions automatically whenever a new pull request is opened, provided that the setting is enabled for your repository. To enable or disable auto-generated descriptions: 1. Navigate to the AI review settings for your repository 2. Toggle **AI-generated PR descriptions** on or off AI review settings ## Manual generation You can manually trigger AI-generated descriptions at any time: * Click the **AI button** located in the PR description editor When manually triggering a description: * If existing text is present, cubic considers this context and enhances it * If the description field is empty, cubic creates a comprehensive summary from scratch PR title ## Best practices To get the most out of AI PR descriptions: * Include brief context or bullet points before triggering manual generation * Clearly mention acceptance criteria or key points you'd like highlighted This ensures AI-generated content is precisely tailored to your team's needs.