{"entry":{"slug":"cloudflare-r2-s3-api","name":"Cloudflare R2 (S3 API)","category":"api","summary":"S3-compatible object storage with zero egress fees.","description":"","auth_mode":"AWS SigV4","endpoint":"https://{account}.r2.cloudflarestorage.com","docs_url":"https://developers.cloudflare.com/r2/api/s3/api/","tags":["storage","s3"],"capabilities":["store a file","upload an object","serve static assets","object storage"],"auth_params":[{"name":"Authorization","location":"header","required":true}],"input_format":"binary","output_format":"binary / xml","rate_limit":"high","pricing":"10 GB/mo free","invocation_example":"aws s3 cp file.png s3://bucket/ --endpoint-url https://$ACCOUNT.r2.cloudflarestorage.com","verified":false,"verified_at":null,"featured":false,"checks_total":5,"checks_ok":3,"avg_latency_ms":39,"health_ok":true,"health_status_code":200,"health_checked_at":"2026-09-16T13:11:57.948+00:00","health_latency_ms":75,"probe_url":"https://developers.cloudflare.com/r2/api/s3/api/"}}