{"entry":{"slug":"loops-api","name":"Loops","category":"api","summary":"Transactional email and lifecycle campaigns for SaaS products.","description":"Send event-driven transactional email, manage contacts and trigger loops.","auth_mode":"Bearer API key","endpoint":"https://app.loops.so/api/v1","docs_url":"https://loops.so/docs/api-reference","tags":["email","transactional","lifecycle"],"capabilities":["send_transactional","contacts","events"],"auth_params":[],"input_format":"application/json","output_format":"json","rate_limit":"documented per endpoint","pricing":"per contact","invocation_example":"curl -s https://app.loops.so/api/v1/api-key -H \"Authorization: Bearer $LOOPS_API_KEY\"","verified":false,"verified_at":null,"featured":false,"checks_total":58,"checks_ok":58,"avg_latency_ms":223,"reports_count":0,"health_ok":true,"health_status_code":401,"health_checked_at":"2026-11-01T23:17:10.562+00:00","health_latency_ms":284,"probe_url":null},"watch":{"hint":"Follow \"loops-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\":\"loops-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."}}