diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..4b68be7
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,77 @@
+name: CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  apple:
+    runs-on: ${{ matrix.runner }}
+    strategy:
+      fail-fast: false
+      matrix:
+        runner:
+          - macos-14
+          - macos-26
+        xcode:
+          - Xcode_15.2
+          - Xcode_26.0
+        destination:
+          - 'platform=iOS Simulator,OS=17.2,name=iPhone 15'
+          - 'platform=iOS Simulator,OS=26.0.1,name=iPhone 17'
+          - 'platform=tvOS Simulator,OS=17.2,name=Apple TV 4K (3rd generation) (at 1080p)'
+          - 'platform=tvOS Simulator,OS=26.0,name=Apple TV 4K (3rd generation) (at 1080p)'
+          - 'platform=macOS'
+        exclude:
+          # Don't run old macOS with new Xcode
+          - runner: macos-14
+            xcode: Xcode_26.0
+          # Don't run new macOS with old Xcode
+          - runner: macos-26
+            xcode: Xcode_15.2
+          # Don't run old simulators with new Xcode
+          - destination: 'platform=tvOS Simulator,OS=17.2,name=Apple TV 4K (3rd generation) (at 1080p)'
+            xcode: Xcode_26.0
+          - destination: 'platform=iOS Simulator,OS=17.2,name=iPhone 15'
+            xcode: Xcode_26.0
+          # Don't run new simulators with old Xcode
+          - destination: 'platform=tvOS Simulator,OS=26.0,name=Apple TV 4K (3rd generation) (at 1080p)'
+            xcode: Xcode_15.2
+          - destination: 'platform=iOS Simulator,OS=26.0.1,name=iPhone 17'
+            xcode: Xcode_15.2
+    
+    steps:
+      - name: Configure Xcode
+        run: sudo xcode-select -s /Applications/${{ matrix.xcode }}.app
+      
+      - name: Checkout code
+        uses: actions/checkout@v4
+      
+      - name: Cache Swift
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/Library/Caches/org.swift.swiftpm
+            ~/.cache/org.swift.swiftpm
+          key: 1-${{ runner.os }}-${{ matrix.xcode }}-${{ hashFiles('Package.swift') }}
+          restore-keys: |
+            1-${{ runner.os }}-${{ matrix.xcode }}-${{ hashFiles('Package.swift') }}
+            1-${{ runner.os }}-${{ matrix.xcode }}-
+      
+      - name: Tools Versions
+        run: |
+          xcodebuild -version
+          swift --version
+      
+      - name: Build and Run Tests
+        run: |
+          set -o pipefail && \
+          NSUnbufferedIO=YES xcodebuild \
+            -scheme smithy-swift-opentelemetry \
+            -destination '${{ matrix.destination }}' \
+            test 2>&1 \
+            | xcbeautify
+
+
diff --git a/Package.swift b/Package.swift
index 61a6fa2..f01d165 100644
--- a/Package.swift
+++ b/Package.swift
@@ -6,8 +6,8 @@ let package = Package(
     name: "smithy-swift-opentelemetry",
     platforms: [
         .macOS(.v12),
-        .iOS(.v16),
-        .tvOS(.v16),
+        .iOS(.v13),
+        .tvOS(.v13),
         .watchOS(.v9),
     ],
     products: [