REST API testing
REST API testing tool
Debug REST endpoints with a visual client: status codes, headers, JSON paths, and assertions. Built for backend and frontend developers shipping HTTP APIs.
- GET, POST, PUT, PATCH, DELETE support
- JSON and form body editors
- Assertion rules on status and body
- OpenAPI import for quick collections
Free tier available. No credit card required to start.
Request builder that stays out of your way
Compose GET, POST, PUT, PATCH, and DELETE requests with headers, query params, JSON bodies, and auththen inspect status, timing, and formatted JSON responses.
- Bearer, API key, and Basic auth in the UI
- Environment variables for staging vs production
- Save requests into collections and folders
- Export as cURL, Python, or fetch snippets
Validate REST responses, not just status 200
Add assertions for status codes, response time, JSON paths, and headers so regressions surface before production.
- Expected status and response time checks
- JSON path and field existence rules
- Workflow runs with pass/fail summary
- History of past runs per endpoint
Load testing and monitoring in the same workspace
After functional checks pass, stress-test endpoints and monitor real trafficwithout switching to another product.
- No-code load tests with live charts
- Traffic monitor script for production sites
- AI explanations for slow or failing APIs
- Free tier to start; Pro from $5/month
Frequently asked questions
Quick answers about rest api testing tool.
It is software for sending HTTP requests to REST resources and verifying responses match your API contractstatus codes, JSON shape, headers, and performance.
Ready to ship APIs with confidence?
Join developers who test smarter. Run your first request in minutes, then scale. when you need load and traffic insights.