{"entry":{"slug":"sendgrid-api","name":"SendGrid","category":"api","summary":"High-volume transactional and marketing email.","description":"Mail send, templates, suppression management, event webhooks.","auth_mode":"Bearer API key","endpoint":"https://api.sendgrid.com/v3","docs_url":"https://www.twilio.com/docs/sendgrid/api-reference","tags":["email","transactional","marketing"],"capabilities":["send_email","templates","suppressions","event_webhook"],"auth_params":[],"input_format":"application/json","output_format":"json","rate_limit":"documented per endpoint","pricing":"per 1k emails","invocation_example":"curl -s -X POST https://api.sendgrid.com/v3/mail/send -H \"Authorization: Bearer $SENDGRID_API_KEY\" -H \"Content-Type: application/json\" -d '{\"personalizations\":[{\"to\":[{\"email\":\"dest@example.com\"}]}],\"from\":{\"email\":\"you@example.com\"},\"subject\":\"Hi\",\"content\":[{\"type\":\"text/plain\",\"value\":\"Hello\"}]}'","verified":false,"verified_at":null,"featured":false,"checks_total":1,"checks_ok":1,"avg_latency_ms":176,"health_ok":true,"health_status_code":401,"health_checked_at":"2026-09-17T18:17:04.152+00:00","health_latency_ms":176,"probe_url":null}}