diff --git a/extensions/clickclack/src/http-client.test.ts b/extensions/clickclack/src/http-client.test.ts
index 4e1315e934db..d93974c3a648 100644
--- a/extensions/clickclack/src/http-client.test.ts
+++ b/extensions/clickclack/src/http-client.test.ts
@@ -1,7 +1,11 @@
 import { createServer, type Server } from "node:http";
 import { describe, expect, it, vi } from "vitest";
 import { WebSocketServer } from "ws";
-import { createClickClackClient, normalizeClickClackCorrelationId } from "./http-client.js";
+import {
+  claimClickClackSetupCode,
+  createClickClackClient,
+  normalizeClickClackCorrelationId,
+} from "./http-client.js";
 
 const LOOPBACK_RESPONSE_BYTES = 18 * 1024 * 1024;
 const CLICKCLACK_REQUEST_BODY_LIMIT_BYTES = 1024 * 1024;
@@ -125,6 +129,100 @@ function streamedErrorResponse(body: string, limit: number) {
 }
 
 describe("ClickClack HTTP client", () => {
+  it("claims setup codes over guarded HTTPS without bearer authentication", async () => {
+    const fetchMock = vi.fn(async () =>
+      Response.json({
+        token: "ccb_claimed",
+        bot: {
+          id: "usr_bot",
+          handle: "openclaw",
+          display_name: "OpenClaw",
+        },
+        workspace: {
+          id: "wsp_1",
+          route_id: "clickclack",
+          slug: "default",
+          name: "ClickClack",
+        },
+        defaults: {
+          defaultTo: "channel:general",
+          allowFrom: ["*"],
+          agentActivity: true,
+        },
+      }),
+    );
+
+    await expect(
+      claimClickClackSetupCode({
+        baseUrl: "https://clickclack.example",
+        code: "ABCD-EFGH-JKMP",
+        fetch: fetchMock as unknown as typeof fetch,
+      }),
+    ).resolves.toEqual({
+      token: "ccb_claimed",
+      bot: {
+        id: "usr_bot",
+        handle: "openclaw",
+        display_name: "OpenClaw",
+      },
+      workspace: {
+        id: "wsp_1",
+        route_id: "clickclack",
+        slug: "default",
+        name: "ClickClack",
+      },
+      defaults: {
+        defaultTo: "channel:general",
+        allowFrom: ["*"],
+        agentActivity: true,
+      },
+    });
+
+    expect(fetchMock).toHaveBeenCalledTimes(1);
+    expect(fetchMock.mock.calls[0]?.[0]).toBe(
+      "https://clickclack.example/api/bot-setup-codes/claim",
+    );
+    const init = fetchMock.mock.calls[0]?.[1];
+    expect(init).toMatchObject({ method: "POST", redirect: "manual" });
+    expect(requestBodyJson(init)).toEqual({ code: "ABCD-EFGH-JKMP" });
+    const headers = new Headers(init?.headers);
+    expect(headers.get("Authorization")).toBeNull();
+    expect(headers.get("Content-Type")).toBe("application/json");
+  });
+
+  it("rejects non-HTTPS setup-code claims before sending a request", async () => {
+    const fetchMock = vi.fn();
+
+    await expect(
+      claimClickClackSetupCode({
+        baseUrl: "http://clickclack.example",
+        code: "ABCD-EFGH-JKMP",
+        fetch: fetchMock as unknown as typeof fetch,
+      }),
+    ).rejects.toThrow("URL must use https");
+
+    expect(fetchMock).not.toHaveBeenCalled();
+  });
+
+  it("rejects malformed setup-code claim responses", async () => {
+    const fetchMock = vi.fn(async () =>
+      Response.json({
+        token: "ccb_claimed",
+        bot: { id: "usr_bot", handle: "openclaw", display_name: "OpenClaw" },
+        workspace: { id: "wsp_1", route_id: "clickclack", slug: "default" },
+        defaults: {},
+      }),
+    );
+
+    await expect(
+      claimClickClackSetupCode({
+        baseUrl: "https://clickclack.example",
+        code: "ABCD-EFGH-JKMP",
+        fetch: fetchMock as unknown as typeof fetch,
+      }),
+    ).rejects.toThrow("invalid workspace.name");
+  });
+
   it("replaces the authenticated bot command menu", async () => {
     const botCommand = {
       id: "botcmd_1",
diff --git a/extensions/clickclack/src/http-client.ts b/extensions/clickclack/src/http-client.ts
index 66c533c085c7..5634a92c3fd8 100644
--- a/extensions/clickclack/src/http-client.ts
+++ b/extensions/clickclack/src/http-client.ts
@@ -6,6 +6,10 @@ import {
   readProviderJsonResponse,
   readResponseTextLimited,
 } from "openclaw/plugin-sdk/provider-http";
+import {
+  fetchWithSsrFGuard,
+  ssrfPolicyFromHttpBaseUrlAllowedHostname,
+} from "openclaw/plugin-sdk/ssrf-runtime";
 import { WebSocket } from "ws";
 import type {
   ClickClackBotCommand,
@@ -13,6 +17,7 @@ import type {
   ClickClackEvent,
   ClickClackMessage,
   ClickClackMessageProvenance,
+  ClickClackSetupCodeClaim,
   ClickClackUser,
   ClickClackWorkspace,
 } from "./types.js";
@@ -58,6 +63,8 @@ type ClientOptions = {
 };
 
 const CLICKCLACK_ERROR_BODY_LIMIT_BYTES = 8 * 1024;
+const CLICKCLACK_SETUP_CODE_CLAIM_JSON_LIMIT_BYTES = 64 * 1024;
+const CLICKCLACK_SETUP_CODE_CLAIM_TIMEOUT_MS = 30_000;
 const CLICKCLACK_CORRELATION_ID_MAX_LENGTH = 128;
 const CLICKCLACK_CORRELATION_ID_PATTERN = /^[A-Za-z0-9._:-]+$/u;
 const CLICKCLACK_CORRELATION_ID_HEADER = "X-Correlation-ID";
@@ -80,6 +87,110 @@ class ClickClackHttpError extends Error {
   }
 }
 
+export class ClickClackSetupCodeClaimError extends Error {
+  constructor(
+    readonly status: number,
+    detail: string,
+  ) {
+    super(`ClickClack setup code claim failed (${status}): ${detail}`);
+  }
+}
+
+function requireRecord(value: unknown, label: string): Record<string, unknown> {
+  if (!value || typeof value !== "object" || Array.isArray(value)) {
+    throw new Error(`ClickClack setup code claim returned invalid ${label}`);
+  }
+  return value as Record<string, unknown>;
+}
+
+function requireString(record: Record<string, unknown>, key: string, label: string): string {
+  const value = record[key];
+  if (typeof value !== "string" || !value.trim()) {
+    throw new Error(`ClickClack setup code claim returned invalid ${label}.${key}`);
+  }
+  return value;
+}
+
+function parseClickClackSetupCodeClaim(value: unknown): ClickClackSetupCodeClaim {
+  const claim = requireRecord(value, "response");
+  const bot = requireRecord(claim.bot, "bot");
+  const workspace = requireRecord(claim.workspace, "workspace");
+  const defaults = requireRecord(claim.defaults, "defaults");
+  const defaultTo = defaults.defaultTo;
+  const allowFrom = defaults.allowFrom;
+  const agentActivity = defaults.agentActivity;
+  if (defaultTo !== undefined && typeof defaultTo !== "string") {
+    throw new Error("ClickClack setup code claim returned invalid defaults.defaultTo");
+  }
+  if (
+    allowFrom !== undefined &&
+    (!Array.isArray(allowFrom) || !allowFrom.every((entry) => typeof entry === "string"))
+  ) {
+    throw new Error("ClickClack setup code claim returned invalid defaults.allowFrom");
+  }
+  if (agentActivity !== undefined && typeof agentActivity !== "boolean") {
+    throw new Error("ClickClack setup code claim returned invalid defaults.agentActivity");
+  }
+  return {
+    token: requireString(claim, "token", "response"),
+    bot: {
+      id: requireString(bot, "id", "bot"),
+      handle: requireString(bot, "handle", "bot"),
+      display_name: requireString(bot, "display_name", "bot"),
+    },
+    workspace: {
+      id: requireString(workspace, "id", "workspace"),
+      route_id: requireString(workspace, "route_id", "workspace"),
+      slug: requireString(workspace, "slug", "workspace"),
+      name: requireString(workspace, "name", "workspace"),
+    },
+    defaults: {
+      ...(defaultTo !== undefined ? { defaultTo } : {}),
+      ...(allowFrom !== undefined ? { allowFrom } : {}),
+      ...(agentActivity !== undefined ? { agentActivity } : {}),
+    },
+  };
+}
+
+/** Claims a one-time setup code without sending any existing bot credential. */
+export async function claimClickClackSetupCode(params: {
+  baseUrl: string;
+  code: string;
+  fetch?: typeof fetch;
+}): Promise<ClickClackSetupCodeClaim> {
+  const baseUrl = params.baseUrl.replace(/\/+$/, "");
+  const url = `${baseUrl}/api/bot-setup-codes/claim`;
+  const { response, release } = await fetchWithSsrFGuard({
+    url,
+    fetchImpl: params.fetch,
+    init: {
+      method: "POST",
+      headers: {
+        Accept: "application/json",
+        "Content-Type": "application/json",
+      },
+      body: JSON.stringify({ code: params.code }),
+    },
+    maxRedirects: 0,
+    timeoutMs: CLICKCLACK_SETUP_CODE_CLAIM_TIMEOUT_MS,
+    requireHttps: true,
+    policy: ssrfPolicyFromHttpBaseUrlAllowedHostname(baseUrl),
+    auditContext: "ClickClack setup code claim",
+  });
+  try {
+    if (!response.ok) {
+      const detail = await readResponseTextLimited(response, CLICKCLACK_ERROR_BODY_LIMIT_BYTES);
+      throw new ClickClackSetupCodeClaimError(response.status, detail);
+    }
+    const value = await readProviderJsonResponse<unknown>(response, "ClickClack setup code claim", {
+      maxBytes: CLICKCLACK_SETUP_CODE_CLAIM_JSON_LIMIT_BYTES,
+    });
+    return parseClickClackSetupCodeClaim(value);
+  } finally {
+    await release();
+  }
+}
+
 /** Accepts the same bounded request-correlation shape as the ClickClack API. */
 export function normalizeClickClackCorrelationId(value: unknown): string | undefined {
   if (typeof value !== "string") {
diff --git a/extensions/clickclack/src/types.ts b/extensions/clickclack/src/types.ts
index 5cf15e2207ef..fb36eda8b732 100644
--- a/extensions/clickclack/src/types.ts
+++ b/extensions/clickclack/src/types.ts
@@ -87,6 +87,27 @@ export type ClickClackBotCommand = {
   updated_at: string;
 };
 
+/** One-time bot token and installer context returned by setup-code claim. */
+export type ClickClackSetupCodeClaim = {
+  token: string;
+  bot: {
+    id: string;
+    handle: string;
+    display_name: string;
+  };
+  workspace: {
+    id: string;
+    route_id: string;
+    slug: string;
+    name: string;
+  };
+  defaults: {
+    defaultTo?: string;
+    allowFrom?: string[];
+    agentActivity?: boolean;
+  };
+};
+
 /** Workspace object returned by the ClickClack API. */
 export type ClickClackWorkspace = {
   id: string;