{"entry":{"slug":"courier-api","name":"Courier","category":"api","summary":"Single send API that routes a message to email, SMS, Slack or push per user preference.","description":"","auth_mode":"Bearer API key","endpoint":"https://api.courier.com/send","docs_url":"https://www.courier.com/docs/reference/send/message/","tags":["notifications","messaging"],"capabilities":["send notification","send email","multi-channel messaging"],"auth_params":[{"name":"Authorization","location":"header","required":true}],"input_format":"application/json","output_format":"application/json","rate_limit":"Plan dependent","pricing":"Free tier 10k notifications/month","invocation_example":"","verified":false,"verified_at":null,"featured":false,"checks_total":59,"checks_ok":59,"avg_latency_ms":229,"reports_count":0,"health_ok":true,"health_status_code":403,"health_checked_at":"2026-11-06T14:17:03.076+00:00","health_latency_ms":125,"probe_url":null},"watch":{"hint":"Follow \"courier-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\":\"courier-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."}}