Tools

MergeMate ships with a lean set of commands that plug directly into your PR workflow. Each tool targets a specific job — from generating descriptions to surfacing security gaps. Pick the ones that fit your team, automate the rest.

Tool	What it does
/review	Scans the diff and delivers structured feedback: bugs, security flags, review effort, and more.
/describe	Auto-generates PR titles, summaries, code walkthroughs, and labels.
/improve	Suggests concrete code changes — displayed as an interactive table or inline comments.
/ask	Answers free-form questions about the PR diff or specific lines.
/add_docs	Writes missing docstrings and comments for new or changed code.
/generate_labels	Assigns labels to the PR based on the nature of the changes.
/similar_issue	Finds related issues in the repository using vector search.
/help	Lists every available tool with a checkbox for one-click triggering.
/help_docs	Answers questions by searching your repo's documentation folder.
/update_changelog	Writes a changelog entry straight from the PR diff.