diff --git a/sdks/typescript/package.json b/sdks/typescript/package.json
index 9bf4805..748b89f 100644
--- a/sdks/typescript/package.json
+++ b/sdks/typescript/package.json
@@ -4,10 +4,14 @@
   "description": "TypeScript SDK for test-server",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
+  "publishConfig": {
+    "registry": "https://us-npm.pkg.dev/oss-exit-gate-prod/test-server--npm/"
+  },
   "scripts": {
     "postinstall": "node postinstall.js",
     "build": "tsc",
     "prepublishOnly": "npm run build",
+    "release:exit-gate": "./release_exit_gate.sh",
     "test": "npm run build & jasmine"
   },
   "repository": {
diff --git a/sdks/typescript/release_exit_gate.sh b/sdks/typescript/release_exit_gate.sh
new file mode 100755
index 0000000..a24d701
--- /dev/null
+++ b/sdks/typescript/release_exit_gate.sh
@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+# OSS Exit Gate Release Script for D12: google/test-server (test-server/npm — b/576682049, b/576678670)
+set -euo pipefail
+
+EXIT_GATE_AR_URL="https://us-npm.pkg.dev/oss-exit-gate-prod/test-server--npm/"
+EXIT_GATE_MANIFEST_GCS="gs://oss-exit-gate-prod-projects-bucket/test-server/npm/manifests"
+
+npm ci
+npm run build
+
+ACCESS_TOKEN="$(gcloud auth print-access-token)"
+NPMRC_TMP="$(mktemp)"
+cat << EOF > "${NPMRC_TMP}"
+registry=${EXIT_GATE_AR_URL}
+//us-npm.pkg.dev/oss-exit-gate-prod/test-server--npm/:always-auth=true
+//us-npm.pkg.dev/oss-exit-gate-prod/test-server--npm/:_authToken=${ACCESS_TOKEN}
+EOF
+trap 'rm -f "${NPMRC_TMP}"' EXIT
+
+VERSION="$(jq -r .version package.json)"
+echo "1. Staging test-server-sdk@${VERSION} to ${EXIT_GATE_AR_URL}..."
+npm publish --userconfig="${NPMRC_TMP}" --registry="${EXIT_GATE_AR_URL}"
+
+echo "2. Uploading OSS Exit Gate manifest to ${EXIT_GATE_MANIFEST_GCS}..."
+MANIFEST_FILE="$(mktemp)"
+cat << EOF > "${MANIFEST_FILE}"
+{
+  "publish_all": false,
+  "publishing_groups": [
+    {
+      "packages": [
+        {
+          "name": "test-server-sdk",
+          "version": "${VERSION}"
+        }
+      ]
+    }
+  ]
+}
+EOF
+
+gcloud storage cp "${MANIFEST_FILE}" \
+  "${EXIT_GATE_MANIFEST_GCS}/manifest-test-server-sdk-${VERSION}-$(date +%s).json"
+rm -f "${MANIFEST_FILE}"
+echo "Done! OSS Exit Gate release triggered for test-server-sdk@${VERSION}."