diff --git a/packages/cli/src/commands/create.ts b/packages/cli/src/commands/create.ts
new file mode 100644
index 0000000..fca97f3
--- /dev/null
+++ b/packages/cli/src/commands/create.ts
@@ -0,0 +1,62 @@
+import { Command } from "commander";
+import { api } from "../api.js";
+import { log, printJson, printText, msToIso } from "../output.js";
+
+const EXPIRY_MAP: Record<string, number> = {
+  "1h": 3600000,
+  "24h": 86400000,
+  "3d": 259200000,
+  permanent: 0,
+};
+
+export function registerCreateCommand(program: Command) {
+  program
+    .command("create")
+    .description("Create a temporary email address")
+    .option("--name <name>", "email prefix")
+    .option("--domain <domain>", "email domain")
+    .option("--expiry <expiry>", "1h | 24h | 3d | permanent", "1h")
+    .action(async (opts) => {
+      const json = program.opts().json;
+      const expiryTime = EXPIRY_MAP[opts.expiry];
+      if (expiryTime === undefined) {
+        log(`Error: Invalid expiry "${opts.expiry}". Valid: 1h, 24h, 3d, permanent`);
+        process.exit(1);
+      }
+
+      try {
+        let domain = opts.domain;
+        if (!domain) {
+          const config = (await api.getConfig()) as any;
+          const domains = config.emailDomains?.split(",").map((d: string) => d.trim());
+          if (!domains?.length) {
+            log("Error: No email domains configured on server.");
+            process.exit(1);
+          }
+          domain = domains[0];
+        }
+
+        const result = (await api.createEmail({
+          name: opts.name,
+          expiryTime,
+          domain,
+        })) as any;
+
+        const expiresAt =
+          expiryTime === 0
+            ? null
+            : msToIso(Date.now() + expiryTime);
+
+        if (json) {
+          printJson({ id: result.id, address: result.email, expiresAt });
+        } else {
+          const expiryLabel = opts.expiry === "permanent" ? "permanent" : `expires in ${opts.expiry}`;
+          printText(`Created: ${result.email} (${expiryLabel})`);
+          printText(`ID: ${result.id}`);
+        }
+      } catch (e: any) {
+        log(`Error: ${e.message}`);
+        process.exit(1);
+      }
+    });
+}
diff --git a/packages/cli/src/index.ts b/packages/cli/src/index.ts
index 6c960e8..d1569c9 100644
--- a/packages/cli/src/index.ts
+++ b/packages/cli/src/index.ts
@@ -1,6 +1,7 @@
 #!/usr/bin/env node
 import { Command } from "commander";
 import { registerConfigCommand } from "./commands/config.js";
+import { registerCreateCommand } from "./commands/create.js";
 
 const program = new Command();
 
@@ -11,5 +12,6 @@ program
   .option("--json", "output as JSON");
 
 registerConfigCommand(program);
+registerCreateCommand(program);
 
 program.parse();