diff --git a/.github/workflows/install-smoke.yml b/.github/workflows/install-smoke.yml
index 8869756f77f..d048adbc724 100644
--- a/.github/workflows/install-smoke.yml
+++ b/.github/workflows/install-smoke.yml
@@ -315,7 +315,7 @@ jobs:
       - name: Pull root Dockerfile smoke image
         env:
           IMAGE_REF: ${{ needs.root_dockerfile_image.outputs.image_ref }}
-        run: timeout 300s docker pull "$IMAGE_REF"
+        run: timeout 600s docker pull "$IMAGE_REF"
 
       - name: Run root Dockerfile CLI smoke
         env:
@@ -405,7 +405,7 @@ jobs:
       - name: Pull root Dockerfile smoke image
         env:
           IMAGE_REF: ${{ needs.root_dockerfile_image.outputs.image_ref }}
-        run: timeout 300s docker pull "$IMAGE_REF"
+        run: timeout 600s docker pull "$IMAGE_REF"
 
       - name: Set up Blacksmith Docker Builder
         uses: useblacksmith/setup-docker-builder@722e97d12b1d06a961800dd6c05d79d951ad3c80 # v1
@@ -472,7 +472,7 @@ jobs:
       - name: Pull root Dockerfile smoke image
         env:
           IMAGE_REF: ${{ needs.root_dockerfile_image.outputs.image_ref }}
-        run: timeout 300s docker pull "$IMAGE_REF"
+        run: timeout 600s docker pull "$IMAGE_REF"
 
       - name: Setup Node environment for Bun smoke
         uses: ./.github/actions/setup-node-env
diff --git a/.github/workflows/openclaw-cross-os-release-checks-reusable.yml b/.github/workflows/openclaw-cross-os-release-checks-reusable.yml
index 148eba6d9a4..5752cdd269f 100644
--- a/.github/workflows/openclaw-cross-os-release-checks-reusable.yml
+++ b/.github/workflows/openclaw-cross-os-release-checks-reusable.yml
@@ -76,6 +76,11 @@ on:
         required: false
         default: ""
         type: string
+      openai_model:
+        description: OpenAI model for release cross-OS agent-turn smoke
+        required: false
+        default: ""
+        type: string
   workflow_call:
     inputs:
       ref:
@@ -166,7 +171,7 @@ env:
   PNPM_VERSION: "10.32.1"
   OPENCLAW_REPOSITORY: openclaw/openclaw
   TSX_VERSION: "4.21.0"
-  OPENCLAW_CROSS_OS_OPENAI_MODEL: ${{ vars.OPENCLAW_CROSS_OS_OPENAI_MODEL || 'openai/gpt-5.5' }}
+  OPENCLAW_CROSS_OS_OPENAI_MODEL: ${{ inputs.openai_model || vars.OPENCLAW_CROSS_OS_OPENAI_MODEL || 'openai/gpt-5.5' }}
 
 jobs:
   prepare:
diff --git a/.github/workflows/openclaw-release-checks.yml b/.github/workflows/openclaw-release-checks.yml
index 4e7fe3f52d1..baa35ec29a5 100644
--- a/.github/workflows/openclaw-release-checks.yml
+++ b/.github/workflows/openclaw-release-checks.yml
@@ -331,6 +331,7 @@ jobs:
       candidate_file_name: openclaw-current.tgz
       candidate_version: ${{ needs.prepare_release_package.outputs.package_version }}
       candidate_source_sha: ${{ needs.prepare_release_package.outputs.source_sha }}
+      openai_model: openai/gpt-5.5
     secrets:
       OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
       ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
diff --git a/test/scripts/openclaw-cross-os-release-checks.test.ts b/test/scripts/openclaw-cross-os-release-checks.test.ts
index 3aa6ebbacea..caf361dc379 100644
--- a/test/scripts/openclaw-cross-os-release-checks.test.ts
+++ b/test/scripts/openclaw-cross-os-release-checks.test.ts
@@ -137,16 +137,17 @@ describe("scripts/openclaw-cross-os-release-checks", () => {
     expect(resolveProviderConfig("openai", {})?.model).toBe("openai/gpt-5.5");
   });
 
-  it("keeps cross-OS release workflow OpenAI default on GPT-5.5", () => {
+  it("keeps release cross-OS OpenAI smoke on GPT-5.5", () => {
     const workflow = readFileSync(
       ".github/workflows/openclaw-cross-os-release-checks-reusable.yml",
       "utf8",
     );
+    const releaseChecks = readFileSync(".github/workflows/openclaw-release-checks.yml", "utf8");
 
     expect(workflow).toContain(
-      "OPENCLAW_CROSS_OS_OPENAI_MODEL: ${{ vars.OPENCLAW_CROSS_OS_OPENAI_MODEL || 'openai/gpt-5.5' }}",
+      "OPENCLAW_CROSS_OS_OPENAI_MODEL: ${{ inputs.openai_model || vars.OPENCLAW_CROSS_OS_OPENAI_MODEL || 'openai/gpt-5.5' }}",
     );
-    expect(workflow).not.toContain("openai/gpt-5.4-mini");
+    expect(releaseChecks).toContain("openai_model: openai/gpt-5.5");
   });
 
   it("keeps release smoke plugin allowlists focused on agent-turn essentials", () => {
diff --git a/test/scripts/test-install-sh-docker.test.ts b/test/scripts/test-install-sh-docker.test.ts
index 7ccb6b21281..8b0499c9e54 100644
--- a/test/scripts/test-install-sh-docker.test.ts
+++ b/test/scripts/test-install-sh-docker.test.ts
@@ -209,6 +209,8 @@ describe("bun global install smoke", () => {
     expect(workflow).toContain("run_fast_install_smoke");
     expect(workflow).toContain("run_full_install_smoke");
     expect(workflow).toContain("timeout 45m docker buildx build");
+    expect(workflow).toContain('timeout 600s docker pull "$IMAGE_REF"');
+    expect(workflow).not.toContain('timeout 300s docker pull "$IMAGE_REF"');
     expect(workflow).toContain("--progress=plain");
     expect(workflow).toContain("--load");
     expect(workflow).not.toContain("--cache-from");