diff --git a/src/components/DecisioningEngine/createContextProvider.js b/src/components/DecisioningEngine/createContextProvider.js
index cead84294..8c183aa3f 100644
--- a/src/components/DecisioningEngine/createContextProvider.js
+++ b/src/components/DecisioningEngine/createContextProvider.js
@@ -12,6 +12,7 @@ governing permissions and limitations under the License.
 import getBrowser from "../../utils/getBrowser";
 import parseUrl from "../../utils/parseUrl";
 import flattenObject from "../../utils/flattenObject";
+import libraryVersion from "../../constants/libraryVersion";
 
 export default ({ eventRegistry, window }) => {
   const pageLoadTimestamp = new Date().getTime();
@@ -47,7 +48,9 @@ export default ({ eventRegistry, window }) => {
       currentMinute: now.getMinutes(),
       currentMonth: now.getMonth(),
       currentYear: now.getFullYear(),
-      pageVisitDuration: currentTimestamp - pageLoadTimestamp
+      pageVisitDuration: currentTimestamp - pageLoadTimestamp,
+      "~timestampu": currentTimestamp / 1000,
+      "~timestampz": now.toISOString()
     };
   };
 
@@ -74,7 +77,8 @@ export default ({ eventRegistry, window }) => {
     return {
       ...coreGlobalContext,
       ...getTimeContext(),
-      window: getWindowContext()
+      window: getWindowContext(),
+      "~sdkver": libraryVersion
     };
   };
 
diff --git a/test/unit/specs/components/DecisioningEngine/decisioningContext.sdkVersion.spec.js b/test/unit/specs/components/DecisioningEngine/decisioningContext.sdkVersion.spec.js
new file mode 100644
index 000000000..3596e09f8
--- /dev/null
+++ b/test/unit/specs/components/DecisioningEngine/decisioningContext.sdkVersion.spec.js
@@ -0,0 +1,59 @@
+/*
+Copyright 2023 Adobe. All rights reserved.
+This file is licensed to you under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License. You may obtain a copy
+of the License at http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software distributed under
+the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+OF ANY KIND, either express or implied. See the License for the specific language
+governing permissions and limitations under the License.
+*/
+import libraryVersion from "../../../../../src/constants/libraryVersion";
+import {
+  mockWindow,
+  setupResponseHandler,
+  proposition
+} from "./contextTestUtils";
+
+describe("DecisioningEngine:globalContext:sdkVersion", () => {
+  let applyResponse;
+  const currentVersion = libraryVersion;
+  beforeEach(() => {
+    applyResponse = jasmine.createSpy();
+  });
+
+  it("satisfies rule based on matched alloy sdk version", () => {
+    setupResponseHandler(applyResponse, mockWindow({}), {
+      definition: {
+        key: "~sdkver",
+        matcher: "eq",
+        values: [currentVersion]
+      },
+      type: "matcher"
+    });
+
+    expect(applyResponse).toHaveBeenCalledOnceWith(
+      jasmine.objectContaining({
+        propositions: [proposition]
+      })
+    );
+  });
+
+  it("does not satisfy rule due to unmatched dk version", () => {
+    setupResponseHandler(applyResponse, mockWindow({}), {
+      definition: {
+        key: "~sdkver",
+        matcher: "eq",
+        values: ["2.18.0-beta.0"]
+      },
+      type: "matcher"
+    });
+
+    expect(applyResponse).toHaveBeenCalledOnceWith(
+      jasmine.objectContaining({
+        propositions: []
+      })
+    );
+  });
+});
diff --git a/test/unit/specs/components/DecisioningEngine/decisioningContext.timestamp.spec.js b/test/unit/specs/components/DecisioningEngine/decisioningContext.timestamp.spec.js
index d161c374a..3e75c6b2e 100644
--- a/test/unit/specs/components/DecisioningEngine/decisioningContext.timestamp.spec.js
+++ b/test/unit/specs/components/DecisioningEngine/decisioningContext.timestamp.spec.js
@@ -331,4 +331,37 @@ describe("DecisioningEngine:globalContext:timeContext", () => {
       })
     );
   });
+  it("satisfies rule based on matched ~timestampu", () => {
+    setupResponseHandler(applyResponse, mockWindow({}), {
+      definition: {
+        key: "~timestampu",
+        matcher: "eq",
+        values: [mockedTimestamp.getTime() / 1000]
+      },
+      type: "matcher"
+    });
+
+    expect(applyResponse).toHaveBeenCalledOnceWith(
+      jasmine.objectContaining({
+        propositions: [proposition]
+      })
+    );
+  });
+
+  it("satisfies rule based on matched ~timestampz", () => {
+    setupResponseHandler(applyResponse, mockWindow({}), {
+      definition: {
+        key: "~timestampz",
+        matcher: "eq",
+        values: [mockedTimestamp.toISOString()]
+      },
+      type: "matcher"
+    });
+
+    expect(applyResponse).toHaveBeenCalledOnceWith(
+      jasmine.objectContaining({
+        propositions: [proposition]
+      })
+    );
+  });
 });