qa-payment plugin
Payment testing for Stripe, Adyen, PayPal and Braintree sandboxes: test cards, webhooks, subscription billing, refunds, chargebacks and 3DS flows. Includes a payment lifecycle state reference and a review agent (payment-flow-critic) that flags missing idempotency keys and other high-incident payment defects. Distinct from qa-compliance/pci-dss-control-test-author (PCI DSS scope and controls).
How to install the qa-payment plugin
Run both commands inside Claude Code. The first adds the marketplace once; the second installs the plugin.
/plugin marketplace add testland/qa
/plugin install qa-payment@testland-qaWhat's inside qa-payment
5 parts read from the plugin's own files.
Agents 1
Call as @agent-qa-payment:name- @agent-qa-payment:payment-flow-criticsonnet
Use proactively whenever a PR touches payment integration code. Checks for missing idempotency keys on charges, unverified webhook signatures, card data in logs, unhandled 3DS requires_action states and double-charge races, with severity, fixes and a BLOCK or PASS verdict.
Skills 4
Claude loads it when the task matches- payment-flow-test-author
No description in the file.
- payment-gateway-sandboxes
No description in the file.
- stripe-subscription-billing-test-author
No description in the file.
- stripe-test-cards-and-webhooks
No description in the file.
Using qa-payment in Claude Code
Ask for an agent by name:
@agent-qa-payment:payment-flow-criticSkills need no command. Claude reads them when your request matches what they describe.
Update, turn off or remove
- Update the plugin (shell)
- claude plugin update qa-payment@testland-qa
- Refresh the marketplace
- /plugin marketplace update testland-qa
- Turn it off for now
- /plugin disable qa-payment@testland-qa
- Remove it
- /plugin uninstall qa-payment@testland-qa
qa-payment plugin questions
How do I install the qa-payment plugin?
In Claude Code run /plugin marketplace add testland/qa, then /plugin install qa-payment@testland-qa.
What does the qa-payment plugin include?
qa-payment bundles 1 agent, 4 skills.
Which agents come with qa-payment?
payment-flow-critic. Call one with @agent-qa-payment:payment-flow-critic.
How do I update or remove the qa-payment plugin?
Update it with claude plugin update qa-payment@testland-qa in your shell, or from the Installed tab of /plugin. Remove it with /plugin uninstall qa-payment@testland-qa.
What license is the qa-payment plugin under?
MIT, as stated in the plugin's manifest.