# speedtest-cli > Command line interface for testing internet bandwidth using https://speedtest.net. > More information: . - Run a speed test: `speedtest-cli` - Run a speed test without performing download tests: `speedtest-cli --no-download` - Run a speed test and generate an image of the results (useful for sharing): `speedtest-cli --share` - Run a speed test to the given speedtest.net server id: `speedtest-cli --server {{server_id}}` - Save a list of all speedtest.net servers, sorted by distance: `speedtest-cli --list > {{speedtest_servers.txt}}` - Display results as CSV (suppressing progress information): `speedtest-cli --csv --csv-delimiter {{delimiter_char}}` - Display results as JSON (suppressing progress information): `speedtest-cli --json`