diff --git a/.openapi-generator-java-sources.ignore b/.openapi-generator-java-sources.ignore
new file mode 100644
index 0000000..00d923c
--- /dev/null
+++ b/.openapi-generator-java-sources.ignore
@@ -0,0 +1,6 @@
+*
+**/*
+!**/pom.xml
+!**/README.md
+!**/.openapi-generator-ignore
+!**/src/main/java/de/hmmh/**/*
diff --git a/build.gradle.kts b/build.gradle.kts
index d8e2076..5860b4f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,6 +2,7 @@ import com.github.spotbugs.snom.Confidence
 import com.github.spotbugs.snom.Effort
 import com.github.spotbugs.snom.SpotBugsTask
 import org.hidetake.gradle.swagger.generator.GenerateSwaggerCode
+import org.openapitools.codegen.languages.JavaClientCodegen
 
 repositories {
     mavenCentral()
@@ -14,6 +15,7 @@ plugins {
     id("org.springframework.boot") version "3.3.3"
     id("io.spring.dependency-management") version "1.1.6"
     id("org.hidetake.swagger.generator") version "2.19.2"
+    id("org.openapi.generator") version "7.8.0"
 }
 
 checkstyle {
@@ -23,7 +25,7 @@ checkstyle {
 }
 
 spotbugs {
-    toolVersion = "4.8.6"    
+    toolVersion = "4.8.6"
     effort.set(Effort.MAX)
     reportLevel.set(Confidence.LOW)
 }
@@ -87,6 +89,34 @@ swaggerSources {
     }
 }
 
+openApiGenerate {
+    remoteInputSpec = "https://employee.szut.dev/v3/api-docs.yaml"
+    apiPackage = "ignored"
+    modelPackage = "ignored"
+    invokerPackage = "de.hmmh.pmt.employee"
+    groupId = "de.hmmh"
+    packageName = "de.hmmh.pmt"
+    generatorName = "java"
+    generateModelTests = false
+    generateApiTests = false
+    generateApiDocumentation = false
+    generateModelDocumentation = false
+    library = JavaClientCodegen.RESTTEMPLATE
+
+    ignoreFileOverride.set(".openapi-generator-java-sources.ignore")
+
+    configOptions.putAll(
+        mapOf(
+            JavaClientCodegen.GENERATE_CLIENT_AS_BEAN to "true",
+            JavaClientCodegen.ANNOTATION_LIBRARY to "swagger2",
+            JavaClientCodegen.OPENAPI_NULLABLE to "false",
+            JavaClientCodegen.PERFORM_BEANVALIDATION to "true",
+            JavaClientCodegen.USE_BEANVALIDATION to "true",
+            JavaClientCodegen.USE_JAKARTA_EE to "true",
+        )
+    )
+
+}
 tasks {
 
     withType<Checkstyle> {
@@ -96,17 +126,19 @@ tasks {
         }
     }
     withType<SpotBugsTask> {
-        
+
         excludeFilter.set(file("${rootDir}/src/main/resources/spotbugs-exclude.xml"))
     }
     processResources {
         dependsOn(generateSwaggerCode)
+        dependsOn(openApiGenerate)
     }
     withType<Test> {
         useJUnitPlatform()
     }
     named("compileJava").configure {
         dependsOn(swaggerSources.getByName("pmt").code)
+        dependsOn(openApiGenerate)
     }
 }
 
@@ -114,5 +146,7 @@ sourceSets {
     main {
         java.srcDir("${swaggerSources.getByName("pmt").code.outputDir}/src/main/java")
         resources.srcDir("${swaggerSources.getByName("pmt").code.outputDir}/src/main/resources")
+        
+        java.srcDir("${openApiGenerate.outputDir}/src/main/java")
     }
 }
diff --git a/src/main/java/de/hmmh/pmt/ApiController.java b/src/main/java/de/hmmh/pmt/ApiController.java
index d210430..476d60e 100644
--- a/src/main/java/de/hmmh/pmt/ApiController.java
+++ b/src/main/java/de/hmmh/pmt/ApiController.java
@@ -1,9 +1,11 @@
 package de.hmmh.pmt;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import de.hmmh.pmt.employee.ApiClient;
 import de.hmmh.pmt.oas.DefaultApi;
 import de.hmmh.pmt.dtos.HelloOut;
 import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -13,6 +15,9 @@ import java.util.Optional;
 @Controller
 @RequestMapping("${openapi.projectManagement.base-path:/api/v1}")
 public class ApiController implements DefaultApi {
+    
+    @Autowired
+    private ApiClient apiClient;
 
     @Override
     public Optional<ObjectMapper> getObjectMapper() {