diff --git a/.github/actionlint.yaml b/.github/actionlint.yaml
index a82e92f8415a..91f47ed2ac60 100644
--- a/.github/actionlint.yaml
+++ b/.github/actionlint.yaml
@@ -14,3 +14,4 @@ paths:
 self-hosted-runner:
   labels:
     - prod-builder-v3
+    - prod-deploy-tester-v1
diff --git a/.github/ci/deepseek-v4-pro/deploy/kustomization.yaml b/.github/ci/deepseek-v4-pro/deploy/kustomization.yaml
new file mode 100644
index 000000000000..56c150b29596
--- /dev/null
+++ b/.github/ci/deepseek-v4-pro/deploy/kustomization.yaml
@@ -0,0 +1,74 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ../../../../recipes/deepseek-v4/deepseek-v4-pro/vllm/disagg/gb200/deploy.yaml
+
+# GCP GB200 exposes the shared cache under a cluster-managed PVC, taints its
+# Arm nodes, and requires all four serving nodes to stay in one NVLink clique.
+patches:
+  - target:
+      group: nvidia.com
+      version: v1alpha1
+      kind: DynamoGraphDeployment
+      name: dsv4-pro-disagg
+    patch: |-
+      - op: replace
+        path: /spec/pvcs/0/name
+        value: shared-model-cache
+      - op: replace
+        path: /spec/services/Frontend/volumeMounts/0/name
+        value: shared-model-cache
+      - op: add
+        path: /spec/services/Frontend/extraPodSpec/priorityClassName
+        value: ci-nightly-high-priority
+      - op: replace
+        path: /spec/services/prefill/volumeMounts/0/name
+        value: shared-model-cache
+      - op: add
+        path: /spec/services/prefill/extraPodSpec/priorityClassName
+        value: ci-nightly-high-priority
+      - op: add
+        path: /spec/services/prefill/extraPodSpec/affinity
+        value:
+          podAffinity:
+            requiredDuringSchedulingIgnoredDuringExecution:
+              - topologyKey: nvidia.com/gpu.clique
+                labelSelector:
+                  matchExpressions:
+                    - key: nvidia.com/dynamo-component-type
+                      operator: In
+                      values: [worker, prefill, decode]
+      - op: add
+        path: /spec/services/prefill/extraPodSpec/tolerations
+        value:
+          - key: kubernetes.io/arch
+            operator: Equal
+            value: arm64
+            effect: NoSchedule
+      - op: replace
+        path: /spec/services/decode/volumeMounts/0/name
+        value: shared-model-cache
+      - op: add
+        path: /spec/services/decode/extraPodSpec/priorityClassName
+        value: ci-nightly-high-priority
+      - op: add
+        path: /spec/services/decode/extraPodSpec/affinity
+        value:
+          podAffinity:
+            requiredDuringSchedulingIgnoredDuringExecution:
+              - topologyKey: nvidia.com/gpu.clique
+                labelSelector:
+                  matchExpressions:
+                    - key: nvidia.com/dynamo-component-type
+                      operator: In
+                      values: [worker, prefill, decode]
+      - op: add
+        path: /spec/services/decode/extraPodSpec/tolerations
+        value:
+          - key: kubernetes.io/arch
+            operator: Equal
+            value: arm64
+            effect: NoSchedule
diff --git a/.github/ci/deepseek-v4-pro/smoke/kustomization.yaml b/.github/ci/deepseek-v4-pro/smoke/kustomization.yaml
new file mode 100644
index 000000000000..e517545c7b37
--- /dev/null
+++ b/.github/ci/deepseek-v4-pro/smoke/kustomization.yaml
@@ -0,0 +1,40 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ../../../../recipes/deepseek-v4/deepseek-v4-pro/vllm/disagg/gb200/perf.yaml
+
+# Keep validation intentionally small: one concurrency with short synthetic
+# sequences. The upstream exhaustive 8K/1K sweep remains unchanged.
+patches:
+  - target:
+      group: batch
+      version: v1
+      kind: Job
+      name: dsv4-pro-disagg-bench
+    patch: |-
+      apiVersion: batch/v1
+      kind: Job
+      metadata:
+        name: dsv4-pro-disagg-bench
+      spec:
+        activeDeadlineSeconds: 1800
+        template:
+          spec:
+            containers:
+              - name: bench
+                env:
+                  - name: ISL
+                    value: "128"
+                  - name: OSL
+                    value: "16"
+                  - name: CONCURRENCIES
+                    value: "1"
+                  - name: ARTIFACT_ROOT
+                    value: /tmp/aiperf/deepseek-v4-pro-smoke
+            volumes:
+              - name: model-cache
+                persistentVolumeClaim:
+                  claimName: shared-model-cache
diff --git a/.github/filters.yaml b/.github/filters.yaml
index 1287320c1f20..59cd64f45dbc 100644
--- a/.github/filters.yaml
+++ b/.github/filters.yaml
@@ -152,10 +152,12 @@ ignore:
   - 'lib/sidecar/**/*.rst'
 
 ci: &ci
+  - '.github/ci/**'
   - '.github/workflows/**'
   - '.github/filters.yaml'
   - '.github/actions/**'
   - '.github/scripts/parse_buildkit_output.py'
+  - '.github/scripts/run_deepseek_v4_pro_smoke.sh'
   - '.github/scripts/route_buildkit.sh'
   - 'container/Dockerfile.test'
 
diff --git a/.github/scripts/run_deepseek_v4_pro_smoke.sh b/.github/scripts/run_deepseek_v4_pro_smoke.sh
new file mode 100755
index 000000000000..023f63f68c0c
--- /dev/null
+++ b/.github/scripts/run_deepseek_v4_pro_smoke.sh
@@ -0,0 +1,148 @@
+#!/usr/bin/env bash
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+set -Eeuo pipefail
+
+REPO_ROOT="$(git rev-parse --show-toplevel)"
+readonly REPO_ROOT
+readonly NAMESPACE="${NAMESPACE:-dynamo-nightly-dsv4}"
+readonly ARTIFACT_DIR="${ARTIFACT_DIR:-${REPO_ROOT}/artifacts/deepseek-v4-pro-smoke}"
+readonly DEPLOY_TIMEOUT="${DEPLOY_TIMEOUT:-100m}"
+readonly SCHEDULING_TIMEOUT="${SCHEDULING_TIMEOUT:-10m}"
+readonly PERF_TIMEOUT="${PERF_TIMEOUT:-30m}"
+readonly PVC_TIMEOUT_SECONDS="${PVC_TIMEOUT_SECONDS:-300}"
+readonly KEEP_RESOURCES="${KEEP_RESOURCES:-0}"
+
+KUBECTL=(kubectl)
+if [[ -n "${KUBE_CONTEXT:-}" ]]; then
+    KUBECTL+=(--context "${KUBE_CONTEXT}")
+fi
+
+secret_manifest=""
+deploy_manifest=""
+smoke_manifest=""
+mkdir -p "${ARTIFACT_DIR}"
+
+collect_diagnostics() {
+    "${KUBECTL[@]}" -n "${NAMESPACE}" get \
+        pods,services,jobs,dynamographdeployments,computedomains \
+        -o wide >"${ARTIFACT_DIR}/resources.txt" 2>&1 || true
+    "${KUBECTL[@]}" -n "${NAMESPACE}" get events \
+        --sort-by=.lastTimestamp >"${ARTIFACT_DIR}/events.txt" 2>&1 || true
+
+    while IFS= read -r pod; do
+        [[ -n "${pod}" ]] || continue
+        "${KUBECTL[@]}" -n "${NAMESPACE}" describe pod "${pod}" \
+            >"${ARTIFACT_DIR}/${pod}-describe.txt" 2>&1 || true
+        "${KUBECTL[@]}" -n "${NAMESPACE}" logs "${pod}" --all-containers \
+            --tail=500 >"${ARTIFACT_DIR}/${pod}.log" 2>&1 || true
+    done < <("${KUBECTL[@]}" -n "${NAMESPACE}" get pods -o name 2>/dev/null | cut -d/ -f2)
+}
+
+cleanup() {
+    local status="${1:-$?}"
+    trap - EXIT INT TERM
+
+    if (( status != 0 )); then
+        collect_diagnostics
+    fi
+
+    if [[ "${KEEP_RESOURCES}" != "1" ]]; then
+        [[ -z "${smoke_manifest}" ]] || \
+            "${KUBECTL[@]}" -n "${NAMESPACE}" delete -f "${smoke_manifest}" \
+                --ignore-not-found --wait=false --timeout=2m || true
+        [[ -z "${deploy_manifest}" ]] || \
+            "${KUBECTL[@]}" -n "${NAMESPACE}" delete -f "${deploy_manifest}" \
+                --ignore-not-found --wait=false --timeout=2m || true
+        "${KUBECTL[@]}" -n "${NAMESPACE}" delete secret hf-token-secret \
+            --ignore-not-found --wait=false --timeout=2m || true
+    else
+        echo "Keeping benchmark resources in ${NAMESPACE} for inspection"
+    fi
+
+    [[ -z "${secret_manifest}" ]] || rm -f "${secret_manifest}"
+    [[ -z "${deploy_manifest}" ]] || rm -f "${deploy_manifest}"
+    [[ -z "${smoke_manifest}" ]] || rm -f "${smoke_manifest}"
+
+    exit "${status}"
+}
+trap 'cleanup $?' EXIT
+trap 'exit 130' INT TERM
+
+for command in git kubectl; do
+    command -v "${command}" >/dev/null || {
+        echo "Required command not found: ${command}" >&2
+        exit 2
+    }
+done
+
+cd "${REPO_ROOT}"
+secret_manifest="$(mktemp)"
+deploy_manifest="$(mktemp)"
+smoke_manifest="$(mktemp)"
+chmod 600 "${secret_manifest}" "${deploy_manifest}" "${smoke_manifest}"
+
+"${KUBECTL[@]}" kustomize .github/ci/deepseek-v4-pro/deploy \
+    --load-restrictor=LoadRestrictionsNone >"${deploy_manifest}"
+"${KUBECTL[@]}" kustomize .github/ci/deepseek-v4-pro/smoke \
+    --load-restrictor=LoadRestrictionsNone >"${smoke_manifest}"
+
+# The workflow owns these names and its concurrency group serializes runs.
+"${KUBECTL[@]}" -n "${NAMESPACE}" delete -f "${smoke_manifest}" \
+    --ignore-not-found --wait=true --timeout=5m
+"${KUBECTL[@]}" -n "${NAMESPACE}" delete -f "${deploy_manifest}" \
+    --ignore-not-found --wait=true --timeout=5m
+"${KUBECTL[@]}" -n "${NAMESPACE}" delete secret hf-token-secret \
+    --ignore-not-found --wait=true --timeout=2m
+
+"${KUBECTL[@]}" -n "${NAMESPACE}" create secret generic hf-token-secret \
+    --from-literal=HF_TOKEN="${HF_TOKEN:-cache-only-smoke}" \
+    --dry-run=client -o yaml >"${secret_manifest}"
+"${KUBECTL[@]}" apply -f "${secret_manifest}"
+
+deadline=$((SECONDS + PVC_TIMEOUT_SECONDS))
+until [[ "$("${KUBECTL[@]}" -n "${NAMESPACE}" get pvc shared-model-cache \
+    -o jsonpath='{.status.phase}' 2>/dev/null || true)" == "Bound" ]]; do
+    if (( SECONDS >= deadline )); then
+        echo "shared-model-cache did not bind within ${PVC_TIMEOUT_SECONDS}s" >&2
+        exit 1
+    fi
+    sleep 5
+done
+
+"${KUBECTL[@]}" -n "${NAMESPACE}" apply -f "${deploy_manifest}"
+
+for _ in {1..60}; do
+    worker_count="$("${KUBECTL[@]}" -n "${NAMESPACE}" get pods \
+        -l 'nvidia.com/dynamo-component-type in (prefill,decode)' \
+        -o name 2>/dev/null | wc -l | tr -d ' ')"
+    [[ "${worker_count}" == "4" ]] && break
+    sleep 5
+done
+if [[ "${worker_count}" != "4" ]]; then
+    echo "Dynamo operator did not create all four worker pods" >&2
+    exit 1
+fi
+"${KUBECTL[@]}" -n "${NAMESPACE}" wait \
+    --for=condition=PodScheduled pod \
+    -l 'nvidia.com/dynamo-component-type in (prefill,decode)' \
+    --timeout="${SCHEDULING_TIMEOUT}"
+"${KUBECTL[@]}" -n "${NAMESPACE}" wait \
+    --for=condition=Ready dynamographdeployment/dsv4-pro-disagg \
+    --timeout="${DEPLOY_TIMEOUT}"
+
+"${KUBECTL[@]}" -n "${NAMESPACE}" apply -f "${smoke_manifest}"
+"${KUBECTL[@]}" -n "${NAMESPACE}" wait \
+    --for=condition=Complete job/dsv4-pro-disagg-bench \
+    --timeout="${PERF_TIMEOUT}"
+
+"${KUBECTL[@]}" -n "${NAMESPACE}" logs job/dsv4-pro-disagg-bench \
+    >"${ARTIFACT_DIR}/aiperf.log"
+pod="$("${KUBECTL[@]}" -n "${NAMESPACE}" get pods \
+    -l job-name=dsv4-pro-disagg-bench -o jsonpath='{.items[0].metadata.name}')"
+"${KUBECTL[@]}" -n "${NAMESPACE}" cp \
+    "${pod}:/tmp/aiperf/." "${ARTIFACT_DIR}/" || true
+
+collect_diagnostics
+echo "DeepSeek-V4-Pro AIPerf smoke test completed in ${NAMESPACE}"
diff --git a/.github/workflows/deepseek-v4-pro-nightly.yml b/.github/workflows/deepseek-v4-pro-nightly.yml
new file mode 100644
index 000000000000..3299b11e454a
--- /dev/null
+++ b/.github/workflows/deepseek-v4-pro-nightly.yml
@@ -0,0 +1,60 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+name: DeepSeek V4 Pro Nightly Smoke
+
+on:
+  # Temporary pre-merge validation trigger. Remove after the copy-branch run.
+  push:
+    branches:
+      - pull-request/14893
+    paths:
+      - .github/ci/deepseek-v4-pro/**
+      - .github/scripts/run_deepseek_v4_pro_smoke.sh
+      - .github/workflows/deepseek-v4-pro-nightly.yml
+      - recipes/deepseek-v4/deepseek-v4-pro/vllm/disagg/gb200/**
+  schedule:
+    - cron: '0 10 * * *'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: deepseek-v4-pro-nightly
+  cancel-in-progress: false
+
+jobs:
+  smoke:
+    # Keep schedules inert until the nightly benchmark is enabled. Manual
+    # dispatch and this copy-branch push are for pre-merge bring-up.
+    if: >-
+      github.event_name == 'workflow_dispatch' ||
+      github.event_name == 'push' ||
+      vars.DEEPSEEK_V4_PRO_NIGHTLY_ENABLED == 'true'
+    runs-on: prod-deploy-tester-v1
+    timeout-minutes: 150
+    env:
+      NAMESPACE: dynamo-nightly-dsv4
+      KUBE_CONTEXT: nv-prd-dgxc.teleport.sh-dynamo-gcp-dev-02
+      HF_TOKEN: ${{ secrets.HF_TOKEN }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Deploy upstream recipe and run AIPerf smoke
+        shell: bash
+        env:
+          ARTIFACT_DIR: ${{ runner.temp }}/deepseek-v4-pro-smoke
+        run: bash .github/scripts/run_deepseek_v4_pro_smoke.sh
+
+      - name: Upload smoke artifacts
+        if: always()
+        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f  # v6.0.0
+        with:
+          name: deepseek-v4-pro-smoke-${{ github.run_id }}-${{ github.run_attempt }}
+          path: ${{ runner.temp }}/deepseek-v4-pro-smoke/
+          retention-days: 14
+          if-no-files-found: warn