diff --git a/.github/workflows/sql-test-and-build-workflow.yml b/.github/workflows/sql-test-and-build-workflow.yml
index 25e0387cf3..4fa5f4e1a6 100644
--- a/.github/workflows/sql-test-and-build-workflow.yml
+++ b/.github/workflows/sql-test-and-build-workflow.yml
@@ -44,6 +44,12 @@ jobs:
     - name: Build with Gradle
       run: ./gradlew --continue build ${{ matrix.entry.os_build_args }}
 
+    - name: PiTest with Gradle
+      run: |
+        ./gradlew :core:pitest
+        ./gradlew :opensearch:pitest
+     
+
     - name: Run backward compatibility tests
       if: ${{ matrix.entry.os == 'ubuntu-latest' }}
       run: ./scripts/bwctest.sh
diff --git a/core/build.gradle b/core/build.gradle
index eb70f110d1..a2b476a749 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -26,6 +26,7 @@ plugins {
     id 'java-library'
     id "io.freefair.lombok"
     id 'jacoco'
+    id 'info.solidsoft.pitest' version '1.9.0'
 }
 
 repositories {
@@ -38,6 +39,16 @@ repositories {
 //    }
 //}
 
+pitest {
+    targetClasses = ['org.opensearch.sql.*']
+    pitestVersion = '1.9.0'
+    threads = 4
+    outputFormats = ['HTML', 'XML']
+    timestampedReports = false
+    junit5PluginVersion = '1.0.0'
+    mutationThreshold = 85
+}
+
 dependencies {
     api group: 'com.google.guava', name: 'guava', version: '31.0.1-jre'
     api group: 'org.springframework', name: 'spring-context', version: "${spring_version}"
diff --git a/opensearch/build.gradle b/opensearch/build.gradle
index 7ad7d63546..cf5b5465c2 100644
--- a/opensearch/build.gradle
+++ b/opensearch/build.gradle
@@ -26,6 +26,7 @@ plugins {
     id 'java-library'
     id "io.freefair.lombok"
     id 'jacoco'
+    id 'info.solidsoft.pitest' version '1.9.0'
 }
 
 dependencies {
@@ -47,6 +48,16 @@ dependencies {
     testImplementation group: 'org.opensearch.test', name: 'framework', version: "${opensearch_version}"
 }
 
+pitest {
+    targetClasses = ['org.opensearch.sql.*']
+    pitestVersion = '1.9.0'
+    threads = 4
+    outputFormats = ['HTML', 'XML']
+    timestampedReports = false
+    junit5PluginVersion = '1.0.0'
+    mutationThreshold = 70
+}
+
 test {
     useJUnitPlatform()
     testLogging {