# loadtest > Run a load test on the selected HTTP or WebSockets URL. > More information: . - Run with concurrent users and a specified amount of requests per second: `loadtest --concurrency {{10}} --rps {{200}} {{https://example.com}}` - Run with a custom HTTP header: `loadtest --headers "{{accept:text/plain;text-html}}" {{https://example.com}}` - Run with a specific HTTP method: `loadtest --method {{GET}} {{https://example.com}}`