Response status: 401

Response Headers

- HTTP/1.1 401 Unauthorized
- Date: Sun, 15 Nov 2026 06:14:59 GMT
- Content-Type: application/json
- Content-Length: 116
- Connection: keep-alive
- Access-Control-Allow-Headers: Authorization, Content-Type, On-behalf-of, x-sg-elas-acl
- Access-Control-Allow-Methods: POST
- Access-Control-Allow-Origin: https://sendgrid.api-docs.io
- Access-Control-Max-Age: 600
- Cache-Control: no-cache
- Content-Security-Policy: frame-ancestors 'none'
- Referrer-Policy: strict-origin-when-cross-origin
- Strict-Transport-Security: max-age=31536000; includeSubDomains
- X-Content-Type-Options: nosniff
- X-No-Cors-Reason: https://sendgrid.com/docs/Classroom/Basics/API/cors.html