Reference

Common tasks

Deep links into the guides for the questions that come up most often. Each link jumps to the exact heading that covers it.

Setup

Install the Diffie plugin in Claude Code

Install the Diffie QA Bot GitHub App

Add the PR-comment workflow file

Generate a Diffie API token and suite ID

Add DIFFIE_TOKEN and DIFFIE_SUITE_ID as GitHub secrets

Authoring tests

Create my first test from a prompt

Store login credentials for tests

Understand how state is tracked across conversations

Point a PR test at a specific URL

Operating

Trigger a test from a PR comment

Understand what Diffie does on a PR

Choose between on-demand PR tests and a regression suite

Run a regression test suite on every PR

Feed a dynamic preview URL (Vercel/Netlify) into the run

Run a Diffie suite on GitLab, CircleCI, Jenkins, or another CI

Troubleshooting

Fix a test that keeps picking the wrong element

Resolve "Plugin not found" in Claude Code

Resolve "Login script failed to open a browser"

Email [email protected], or ask the Diffie plugin in Claude Code directly. It has the same docs baked in, plus your project context.