{"id":"email.suppression.add","module":"comm-email","namespace":"email","action":"suppression.add","method":"POST","path":"/v1/email/suppression/add","idempotent":true,"available":true,"vendors":[],"vendors_ready":[],"vendors_pending":[],"key_status":"live","default_vendor":null,"self_hosted":true,"minimum_tier":"standard","supported_message_classes":null,"regions":["western","china"],"dynamic_params":{},"models_tracked":false,"sdk_hint":"Regular parameters + types are stable — read them from the typed SDK signature / API reference for this capability. discovery only carries the runtime-dynamic values above (available, vendors, dynamic_params).","params":{"title":"SuppressRequest","description":"Add a recipient to the suppression list for email.suppression.add (POST /v1/email/suppress). SDK alias: email.suppression.add (same route). Returns the back-filled SuppressionRecord. See docs/Infrai_SDK_Comm.md §6 and enums/suppression_reason.yaml.","type":"object","required":["email"],"additionalProperties":false,"properties":{"email":{"type":"string","format":"email","description":"Email address"},"reason":{"enum":["hard_bounce","soft_bounce_5x","complained","unsubscribed","invalid","manual","user_request"],"default":"manual","description":"Reason for the current state or action"},"scope":{"enum":["account","domain"],"default":"account","description":"Scope of applicability for this resource"},"domain_scope":{"type":["string","null"],"description":"When scope=domain, the specific verified domain."},"notes":{"type":["string","null"],"description":"Free-text notes about this suppression"},"idempotency_key":{"type":["string","null"],"description":"Client-provided idempotency key; prevents duplicate execution on retry"}}},"response":{"title":"SuppressionRecord","description":"Suppression-list entry for one recipient email. See docs/Infrai_SDK_Comm.md §5.3 and enums/suppression_reason.yaml.","type":"object","required":["email","reason","added_at","scope"],"additionalProperties":false,"properties":{"email":{"type":"string","format":"email","description":"Email address"},"reason":{"enum":["hard_bounce","soft_bounce_5x","complained","unsubscribed","invalid","manual","user_request"],"description":"Reason for the current state or action"},"added_at":{"type":"string","format":"date-time","description":"ISO 8601 timestamp when this resource was added"},"last_attempt_at":{"type":["string","null"],"format":"date-time","description":"Last time a send was blocked by this entry."},"attempt_count_blocked":{"type":["integer","null"],"minimum":0,"description":"Number of delivery attempts blocked by this suppression"},"notes":{"type":["string","null"],"description":"Free-text notes about this suppression"},"scope":{"enum":["account","domain"],"description":"Scope of applicability for this resource"},"domain_scope":{"type":["string","null"],"description":"When scope=domain, the specific verified domain."}}},"errors":["ACCOUNT_AUTORECHARGE_LIMIT","ACCOUNT_FROZEN","AUTH_RATE_LIMIT","AUTH_REFRESH_TOO_FREQUENT","DOMAIN_NOT_VERIFIED","EMAIL_ALREADY_HAS_ACCOUNT","EMAIL_BATCH_TOO_LARGE","EMAIL_CONFIRMATION_REQUIRED","EMAIL_EXPIRED","EMAIL_INVALID_RETENTION","EMAIL_INVALID_STATE","EMAIL_NOT_CONFIGURED","EMAIL_NOT_FOUND","EMAIL_PRO_REQUIRED","EMAIL_REPUTATION_SUSPENDED","EMAIL_SEND_FAILED","IDEMPOTENCY_KEY_CONFLICT","INSUFFICIENT_CREDIT","INTERNAL_ERROR","INVALID_ARGUMENT","INVALID_RECIPIENT","KEY_REVOKED","MAINTENANCE","NETWORK_ERROR","RATE_LIMIT_ACCOUNT","RATE_LIMIT_USER","RATE_LIMIT_VENDOR","SCOPE_INSUFFICIENT","SUPPRESSED_RECIPIENT","TEMPLATE_VAR_MISSING","TOO_MANY_RECIPIENTS","UNAUTHORIZED","VENDOR_AUTH_ERROR","VENDOR_DOWN","VENDOR_TIMEOUT","WALLET_EXPIRED"],"examples":{"curl":"curl -X POST https://api.infrai.cc/v1/email/suppression/add \\\n  -H \"Authorization: Bearer $INFRAI_API_KEY\" \\\n  -H \"Content-Type: application/json\" \\\n  -d '{\"email\": \"user@example.com\"}'","python":"# Zero-install REST call — no SDK required (short-term the API is REST-only).\nimport os, requests\n\nresp = requests.post(\n    \"https://api.infrai.cc/v1/email/suppression/add\",\n    headers={\n        \"Authorization\": f\"Bearer {os.environ['INFRAI_API_KEY']}\",\n    },\n    json={'email': 'user@example.com'},\n)\nresp.raise_for_status()\nprint(resp.json())","javascript":"// Zero-install REST call — no SDK required (short-term the API is REST-only).\nconst resp = await fetch(\n  \"https://api.infrai.cc/v1/email/suppression/add\",\n  {\n    method: \"POST\",\n    headers: {\n      \"Authorization\": `Bearer ${process.env.INFRAI_API_KEY}`,\n      \"Content-Type\": \"application/json\",\n    },\n    body: JSON.stringify({\"email\": \"user@example.com\"}),\n  },\n);\nconsole.log(await resp.json());","typescript":"// Zero-install REST call — no SDK required (short-term the API is REST-only).\nconst resp = await fetch(\n  \"https://api.infrai.cc/v1/email/suppression/add\",\n  {\n    method: \"POST\",\n    headers: {\n      \"Authorization\": `Bearer ${process.env.INFRAI_API_KEY}`,\n      \"Content-Type\": \"application/json\",\n    },\n    body: JSON.stringify({\"email\": \"user@example.com\"}),\n  },\n);\nif (!resp.ok) throw new Error(`infrai ${resp.status}`);\nconst data: unknown = await resp.json();\nconsole.log(data);","go":"// Zero-install REST call — no SDK required (short-term the API is REST-only).\npackage main\n\nimport (\n\t\"bytes\"\n\t\"fmt\"\n\t\"net/http\"\n\t\"os\"\n)\n\nfunc main() {\n\tbody := []byte(`{\"email\": \"user@example.com\"}`)\n\treq, _ := http.NewRequest(\"POST\", \"https://api.infrai.cc/v1/email/suppression/add\", bytes.NewReader(body))\n\treq.Header.Set(\"Authorization\", \"Bearer \"+os.Getenv(\"INFRAI_API_KEY\"))\n\treq.Header.Set(\"Content-Type\", \"application/json\")\n\tresp, err := http.DefaultClient.Do(req)\n\tif err != nil {\n\t\tpanic(err)\n\t}\n\tdefer resp.Body.Close()\n\tfmt.Println(resp.Status)\n}","java":"// Zero-install REST call — no SDK required (short-term the API is REST-only).\nimport java.net.URI;\nimport java.net.http.*;\n\nHttpRequest req = HttpRequest.newBuilder()\n    .uri(URI.create(\"https://api.infrai.cc/v1/email/suppression/add\"))\n    .header(\"Authorization\", \"Bearer \" + System.getenv(\"INFRAI_API_KEY\"))\n    .header(\"Content-Type\", \"application/json\")\n    .method(\"POST\", HttpRequest.BodyPublishers.ofString(\"{\\\"email\\\": \\\"user@example.com\\\"}\"))\n    .build();\nHttpResponse<String> resp = HttpClient.newHttpClient()\n    .send(req, HttpResponse.BodyHandlers.ofString());\nSystem.out.println(resp.body());","csharp":"// Zero-install REST call — no SDK required (short-term the API is REST-only).\nusing System;\nusing System.Net.Http;\n\nvar client = new HttpClient();\nvar req = new HttpRequestMessage(new HttpMethod(\"POST\"), \"https://api.infrai.cc/v1/email/suppression/add\");\nvar key = Environment.GetEnvironmentVariable(\"INFRAI_API_KEY\");\nreq.Headers.Add(\"Authorization\", \"Bearer \" + key);\nreq.Content = new StringContent(\"{\\\"email\\\": \\\"user@example.com\\\"}\", System.Text.Encoding.UTF8, \"application/json\");\nvar resp = await client.SendAsync(req);\nConsole.WriteLine(await resp.Content.ReadAsStringAsync());","php":"<?php\n// Zero-install REST call — no SDK required (short-term the API is REST-only).\n$ch = curl_init(\"https://api.infrai.cc/v1/email/suppression/add\");\ncurl_setopt($ch, CURLOPT_CUSTOMREQUEST, \"POST\");\ncurl_setopt($ch, CURLOPT_RETURNTRANSFER, true);\ncurl_setopt($ch, CURLOPT_HTTPHEADER, [\n    \"Authorization: Bearer \" . getenv(\"INFRAI_API_KEY\"),\n    \"Content-Type: application/json\",\n]);\ncurl_setopt($ch, CURLOPT_POSTFIELDS, \"{\\\"email\\\": \\\"user@example.com\\\"}\");\n$response = curl_exec($ch);\ncurl_close($ch);\necho $response;","ruby":"# Zero-install REST call — no SDK required (short-term the API is REST-only).\nrequire \"net/http\"\nrequire \"uri\"\n\nuri = URI(\"https://api.infrai.cc/v1/email/suppression/add\")\nhttp = Net::HTTP.new(uri.host, uri.port)\nhttp.use_ssl = true\nreq = Net::HTTP::Post.new(uri)\nreq[\"Authorization\"] = \"Bearer #{ENV['INFRAI_API_KEY']}\"\nreq[\"Content-Type\"] = \"application/json\"\nreq.body = '{\"email\": \"user@example.com\"}'\nres = http.request(req)\nputs res.body","rust":"// Zero-install REST call — no SDK required (short-term the API is REST-only). (uses the reqwest + tokio crates)\nuse std::env;\n\n#[tokio::main]\nasync fn main() -> Result<(), Box<dyn std::error::Error>> {\n    let resp = reqwest::Client::new()\n        .post(\"https://api.infrai.cc/v1/email/suppression/add\")\n        .header(\"Authorization\", format!(\"Bearer {}\", env::var(\"INFRAI_API_KEY\")?))\n        .header(\"Content-Type\", \"application/json\")\n        .body(r#\"{\"email\": \"user@example.com\"}\"#)\n        .send()\n        .await?;\n    println!(\"{}\", resp.text().await?);\n    Ok(())\n}","request":{"email":"user@example.com"}},"billing":{"is_billable":false,"free":true,"billing_class":"self_dev_market","unit":"per_call","note":"free (rate-limited); does NOT consume the new-account trial"}}