Cloudflare Workers Assets Routing Simulator
See what Cloudflare serves for any URL before you deploy
Related
Top-level workflow
API Debugging
Inspect requests, responses, tokens, URLs, payloads, headers, and scheduler-adjacent API behavior.
Use this when a webhook, auth flow, endpoint, or integration payload needs quick local inspection.
Primary Tools
cURL to fetch / Axios
Convert curl commands into fetch or axios code
Query String Parser / JSON Converter
Convert query strings and flat JSON objects both ways
URL Parser / Inspector
Inspect normalized URL parts and decoded query parameters
Workflow Lessons
intermediate 12 min
Turn a cURL Command Into Client Code
Convert a working command-line request into fetch or Axios code without losing headers or body data.
beginner 8 min
Inspect Query Params From a Failing URL
Turn a long query string into readable key-value data before debugging an API request.
intermediate 12 min
Inspect a URL Before Debugging a Routing Bug
Break a URL into parts so route, query, and fragment issues are not mixed together.
intermediate 12 min
Debug a Cloudflare Workers Assets Redirect or 404 Before Deploy
Trace an unexpected 307 trailing-slash redirect and the wrong 404 page on Cloudflare Workers Static Assets, then fix html_handling, not_found_handling, and _redirects before you deploy.