diff --git a/.gitea/workflows/build-gb10.yml b/.gitea/workflows/build-gb10.yml
new file mode 100644
index 00000000000..945fca4d1eb
--- /dev/null
+++ b/.gitea/workflows/build-gb10.yml
@@ -0,0 +1,105 @@
+name: Build GB10 ARM64 image
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - karylab/gb10
+    paths:
+      - ".gitea/workflows/build-gb10.yml"
+      - "CMakeLists.txt"
+      - "cmake/**"
+      - "csrc/**"
+      - "docker/**"
+      - "pyproject.toml"
+      - "requirements/**"
+      - "setup.py"
+      - "vllm/**"
+
+env:
+  REGISTRY: git.karylab.com
+  IMAGE_NAME: karylab_agents/vllm-gb10
+
+jobs:
+  build-arm64:
+    # This label is registered by gitea-act-runner.yml.
+    runs-on: vllm-x86-builder
+    timeout-minutes: 720
+
+    # Do not add pull_request as a trigger. This runner controls the build
+    # host's Docker socket and must only execute reviewed code on main.
+    permissions:
+      contents: read
+
+    steps:
+      - name: Check out source
+        uses: actions/checkout@v4
+
+      - name: Enable ARM64 emulation
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: arm64
+
+      - name: Create Buildx builder
+        uses: docker/setup-buildx-action@v3
+
+      - name: Validate registry credential
+        env:
+          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
+        run: |
+          if [ -z "${REGISTRY_TOKEN}" ]; then
+            echo "Missing repository Actions secret: REGISTRY_TOKEN" >&2
+            exit 1
+          fi
+
+      - name: Log in to Gitea Container Registry
+        env:
+          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
+        run: |
+          printf '%s' "${REGISTRY_TOKEN}" |
+            docker login "${REGISTRY}" \
+              --username karylab_agents \
+              --password-stdin
+
+      - name: Derive immutable image tag
+        id: image
+        shell: bash
+        run: |
+          short_sha="$(git rev-parse --short=12 HEAD)"
+          echo "tag=gb10-${short_sha}" >> "${GITHUB_OUTPUT}"
+          echo "revision=$(git rev-parse HEAD)" >> "${GITHUB_OUTPUT}"
+
+      - name: Build and push ARM64 image
+        env:
+          IMAGE_TAG: ${{ steps.image.outputs.tag }}
+          REVISION: ${{ steps.image.outputs.revision }}
+        run: |
+          image="${REGISTRY}/${IMAGE_NAME}"
+          run_url="${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+
+          docker buildx build \
+            --platform linux/arm64 \
+            --file docker/Dockerfile \
+            --target vllm-openai \
+            --build-arg "torch_cuda_arch_list=12.0" \
+            --build-arg "max_jobs=4" \
+            --build-arg "nvcc_threads=8" \
+            --build-arg "VLLM_BUILD_COMMIT=${REVISION}" \
+            --build-arg "VLLM_BUILD_PIPELINE=gitea-actions" \
+            --build-arg "VLLM_BUILD_URL=${run_url}" \
+            --build-arg "VLLM_IMAGE_TAG=${image}:${IMAGE_TAG}" \
+            --cache-from "type=registry,ref=${image}:buildcache" \
+            --cache-to "type=registry,ref=${image}:buildcache,mode=max,compression=zstd,oci-mediatypes=true" \
+            --label "org.opencontainers.image.revision=${REVISION}" \
+            --label "org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}" \
+            --tag "${image}:${IMAGE_TAG}" \
+            --tag "${image}:latest" \
+            --push \
+            .
+
+      - name: Verify published image
+        env:
+          IMAGE_TAG: ${{ steps.image.outputs.tag }}
+        run: |
+          docker buildx imagetools inspect \
+            "${REGISTRY}/${IMAGE_NAME}:${IMAGE_TAG}"