diff --git a/libraries/tools/binary-compatibility-validator/build.gradle b/libraries/tools/binary-compatibility-validator/build.gradle
index 14f3fc899af..0b524fc8a74 100644
--- a/libraries/tools/binary-compatibility-validator/build.gradle
+++ b/libraries/tools/binary-compatibility-validator/build.gradle
@@ -16,6 +16,7 @@ dependencies {
     testArtifacts project(':kotlin-stdlib-jdk8')
     testArtifacts project(':kotlin-reflect')
     testArtifacts project(':kotlin-gradle-plugin-idea')
+    testArtifacts project(':kotlin-tooling-core')
 
     testCompileOnly("org.ow2.asm:asm-tree:9.0") {
         because(
diff --git a/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-tooling-core.txt b/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-tooling-core.txt
new file mode 100644
index 00000000000..9ba18230718
--- /dev/null
+++ b/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-tooling-core.txt
@@ -0,0 +1,59 @@
+public final class org/jetbrains/kotlin/tooling/core/ClosureKt {
+	public static final fun closureTo (Ljava/util/Set;Ljava/util/Set;Ljava/util/List;Ljava/lang/Object;Lkotlin/jvm/functions/Function2;)Ljava/util/Set;
+	public static final fun createResultSet (I)Ljava/util/Set;
+	public static final fun createResultSet (Ljava/lang/Iterable;I)Ljava/util/Set;
+	public static final fun createResultSet (Ljava/lang/Object;I)Ljava/util/Set;
+}
+
+public final class org/jetbrains/kotlin/tooling/core/KotlinToolingVersion : java/io/Serializable, java/lang/Comparable {
+	public static final field Companion Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Companion;
+	public synthetic fun <init> (IIILjava/lang/String;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
+	public synthetic fun compareTo (Ljava/lang/Object;)I
+	public fun compareTo (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)I
+	public fun equals (Ljava/lang/Object;)Z
+	public final fun getClassifier ()Ljava/lang/String;
+	public final fun getMajor ()I
+	public final fun getMaturity ()Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public final fun getMinor ()I
+	public final fun getPatch ()I
+	public fun hashCode ()I
+	public fun toString ()Ljava/lang/String;
+}
+
+public final class org/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Companion {
+	public final fun create (IIILjava/lang/String;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+	public static synthetic fun create$default (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Companion;IIILjava/lang/String;ILjava/lang/Object;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+}
+
+public final class org/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity : java/lang/Enum {
+	public static final field ALPHA Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static final field BETA Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static final field DEV Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static final field MILESTONE Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static final field RC Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static final field SNAPSHOT Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static final field STABLE Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static fun valueOf (Ljava/lang/String;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+	public static fun values ()[Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion$Maturity;
+}
+
+public final class org/jetbrains/kotlin/tooling/core/KotlinToolingVersionKt {
+	public static final fun KotlinToolingVersion (Ljava/lang/String;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+	public static final fun KotlinToolingVersion (Lkotlin/KotlinVersion;Ljava/lang/String;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+	public static synthetic fun KotlinToolingVersion$default (Lkotlin/KotlinVersion;Ljava/lang/String;ILjava/lang/Object;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+	public static final fun compareTo (Ljava/lang/String;Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)I
+	public static final fun compareTo (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;Ljava/lang/String;)I
+	public static final fun getBuildNumber (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Ljava/lang/Integer;
+	public static final fun getClassifierNumber (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Ljava/lang/Integer;
+	public static final fun isAlpha (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isBeta (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isDev (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isMilestone (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isPreRelease (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isRC (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isSnapshot (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun isStable (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Z
+	public static final fun toKotlinToolingVersion (Lkotlin/KotlinVersion;Ljava/lang/String;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+	public static synthetic fun toKotlinToolingVersion$default (Lkotlin/KotlinVersion;Ljava/lang/String;ILjava/lang/Object;)Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;
+	public static final fun toKotlinVersion (Lorg/jetbrains/kotlin/tooling/core/KotlinToolingVersion;)Lkotlin/KotlinVersion;
+}
diff --git a/libraries/tools/binary-compatibility-validator/src/test/kotlin/org.jetbrains.kotlin.tools.tests/RuntimePublicAPITest.kt b/libraries/tools/binary-compatibility-validator/src/test/kotlin/org.jetbrains.kotlin.tools.tests/RuntimePublicAPITest.kt
index bca2a648547..45f5280e5be 100644
--- a/libraries/tools/binary-compatibility-validator/src/test/kotlin/org.jetbrains.kotlin.tools.tests/RuntimePublicAPITest.kt
+++ b/libraries/tools/binary-compatibility-validator/src/test/kotlin/org.jetbrains.kotlin.tools.tests/RuntimePublicAPITest.kt
@@ -40,6 +40,10 @@ class RuntimePublicAPITest {
         )
     }
 
+    @Test fun kotlinToolingCore() {
+        snapshotAPIAndCompare("../kotlin-tooling-core/build/libs", "kotlin-tooling-core(?!-[-a-z]+)")
+    }
+
     private fun snapshotAPIAndCompare(
         basePath: String,
         jarPattern: String,
diff --git a/libraries/tools/kotlin-tooling-core/build.gradle.kts b/libraries/tools/kotlin-tooling-core/build.gradle.kts
index f0332952cf4..8a0f85a9cd3 100644
--- a/libraries/tools/kotlin-tooling-core/build.gradle.kts
+++ b/libraries/tools/kotlin-tooling-core/build.gradle.kts
@@ -8,6 +8,11 @@ sourcesJar()
 javadocJar()
 configureKotlinCompileTasksGradleCompatibility()
 
+kotlin.sourceSets.configureEach {
+    languageSettings.apiVersion = "1.4"
+    languageSettings.languageVersion = "1.4"
+}
+
 dependencies {
     implementation(kotlinStdlib())
     testImplementation(project(":kotlin-test:kotlin-test-junit"))