diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e8c308c1243..967192e5a92 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -104,12 +104,12 @@ jobs:
           Copy-Item -Path ".\test_local_server.py",".\test_multi_server.py", ".\test_workflow.py" -Destination ".\..\local_server_test\"
           Copy-Item -Path ".\conftest.py" -Destination ".\..\local_server_test\conftest.py"
           Remove-Item -Path ".\test_local_server.py",".\test_multi_server.py", ".\test_workflow.py"
-          pytest --log-level=ERROR --junitxml=junit/test-results1.xml --reruns 2 .
+          pytest --cov=ansys.dpf.core --cov-report=xml --cov-report=html --log-level=ERROR --junitxml=junit/test-results1.xml --reruns 2 .
 
       - name: Test Core API 2
         run: |
           cd local_server_test
-          pytest --log-level=ERROR --junitxml=../tests/junit/test-results2.xml --reruns 2 .
+          pytest --cov=ansys.dpf.core --cov-report=xml --cov-report=html --cov-append --log-level=ERROR --junitxml=../tests/junit/test-results2.xml --reruns 2 .
         timeout-minutes: 10
 
       - name: Kill all servers
@@ -120,6 +120,9 @@ jobs:
           if "%ERRORLEVEL%"=="0"(taskkill /f /im Ans.Dpf.Grpc.exe)
         continue-on-error: true
 
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v2
+
       - name: Publish Test Results
         uses: actions/upload-artifact@v2
         with:
diff --git a/codecov.yml b/codecov.yml
new file mode 100644
index 00000000000..11163ebe617
--- /dev/null
+++ b/codecov.yml
@@ -0,0 +1,21 @@
+comment:
+  layout: "diff"
+  behavior: default
+
+coverage:
+  status:
+    project: false
+    patch:
+      default:
+        # basic
+        target: auto
+        threshold: 10%
+        if_not_found: success
+        if_ci_failed: error
+        if_no_uploads: error
+  ignore:
+    - "examples"  # ignore folder and all its contents
+    - "docs"  # ignore folder and all its contents
+    - "docker"  # ignore folder and all its contents
+    - "tests"  # ignore folder and all its contents
+    - "ansys/dpf/core/operators"  # ignore folder and all its contents
\ No newline at end of file
diff --git a/requirements_test.txt b/requirements_test.txt
index d3da4307ede..33ed6c8703d 100755
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -4,3 +4,4 @@ pytest-rerunfailures
 matplotlib==3.2
 vtk<9.1.0
 pyvista>=0.24.0
+coverage