Recipes

Step-by-step debugging workflows for common scenarios.

Debug a Failing Webhook

Capture and inspect Stripe/Twilio webhook traffic to find why it fails

Find Why My API Returns 422

Trace a 422 Unprocessable Entity response back to the validation error

Debug a CORS Preflight Failure

Capture the OPTIONS preflight and inspect the Access-Control-* response headers

Find Your Slowest API Endpoints

Filter captured traffic by response duration to spot performance problems

Verify a Fix Without Redeploying

Replay a captured request against your fixed server and diff the response

Turn Captured Traffic into a cURL Command

Copy any request from the Web UI as a ready-to-run curl command

Capture All Traffic from iOS App

Set up your iPhone to route traffic through Laurel Proxy on your Mac

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