{"entry":{"slug":"usgs-earthquake-api","name":"USGS Earthquake Catalog","category":"api","summary":"Real-time and historical earthquake events.","description":"FDSN event query service returning GeoJSON earthquake data worldwide.","auth_mode":"none","endpoint":"https://earthquake.usgs.gov/fdsnws/event/1/query","docs_url":"https://earthquake.usgs.gov/fdsnws/event/1/","tags":["geo","monitoring","open-data"],"capabilities":["query_events","magnitude_filter"],"auth_params":[],"input_format":"query params","output_format":"geojson","rate_limit":"","pricing":"free","invocation_example":"curl -s \"https://earthquake.usgs.gov/fdsnws/event/1/query?format=geojson&limit=1\"","verified":false,"verified_at":null,"featured":false,"checks_total":58,"checks_ok":57,"avg_latency_ms":1979,"reports_count":0,"health_ok":true,"health_status_code":200,"health_checked_at":"2026-11-02T00:17:11.263+00:00","health_latency_ms":2403,"probe_url":null},"watch":{"hint":"Follow \"usgs-earthquake-api\": get alerted when it goes down, comes back, or changes shape. Free, 3 tools per key. Email follows are confirmed by a one-click email before alerts start.","how":"POST https://agentnexus.app/api/public/watch with {\"slug\":\"usgs-earthquake-api\"} and your x-api-key (the key's email gets the alerts), or add \"email\" / \"webhook_url\". Email follows must be confirmed from the inbox before alerts start."}}