diff --git a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiClient.java b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiClient.java
index 4f9402de..e974de99 100644
--- a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiClient.java
+++ b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiClient.java
@@ -10,7 +10,7 @@
 import org.eclipse.microprofile.rest.client.inject.RegisterRestClient;
 
 import de.l3s.interweb.connector.openai.entity.CompletionResponse;
-import de.l3s.interweb.connector.openai.entity.CompletionsBody;
+import de.l3s.interweb.connector.openai.entity.CompletionBody;
 import de.l3s.interweb.core.ConnectorException;
 
 @Path("/openai/deployments")
@@ -26,7 +26,7 @@ public interface OpenaiClient {
      */
     @POST
     @Path("/{model}/chat/completions")
-    Uni<CompletionResponse> chatCompletions(@PathParam("model") String model, @QueryParam("api-version") String apiVersion, CompletionsBody body);
+    Uni<CompletionResponse> chatCompletions(@PathParam("model") String model, @QueryParam("api-version") String apiVersion, CompletionBody body);
 
     @ClientExceptionMapper
     static RuntimeException toException(Response response) {
diff --git a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiConnector.java b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiConnector.java
index 7591f2ff..e3b34efc 100644
--- a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiConnector.java
+++ b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/OpenaiConnector.java
@@ -7,7 +7,7 @@
 import io.smallrye.mutiny.Uni;
 import org.eclipse.microprofile.rest.client.inject.RestClient;
 
-import de.l3s.interweb.connector.openai.entity.CompletionsBody;
+import de.l3s.interweb.connector.openai.entity.CompletionBody;
 import de.l3s.interweb.core.ConnectorException;
 import de.l3s.interweb.core.completion.CompletionConnector;
 import de.l3s.interweb.core.completion.CompletionQuery;
@@ -52,7 +52,7 @@ public UsagePrice getPrice(String model) {
 
     @Override
     public Uni<CompletionResults> complete(CompletionQuery query) throws ConnectorException {
-        return openai.chatCompletions(query.getModel(), version, new CompletionsBody(query)).map(response -> {
+        return openai.chatCompletions(query.getModel(), version, new CompletionBody(query)).map(response -> {
             CompletionResults results = new CompletionResults();
             results.setModel(query.getModel());
             results.setCreated(response.getCreated());
diff --git a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionsBody.java b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionBody.java
similarity index 79%
rename from connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionsBody.java
rename to connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionBody.java
index 57cc296b..fcc17c90 100644
--- a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionsBody.java
+++ b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionBody.java
@@ -5,12 +5,11 @@
 import io.quarkus.runtime.annotations.RegisterForReflection;
 
 import de.l3s.interweb.core.completion.CompletionQuery;
-import de.l3s.interweb.core.completion.Message;
 
 @RegisterForReflection
-public final class CompletionsBody {
+public final class CompletionBody {
 
-    private List<Message> messages;
+    private List<CompletionMessage> messages;
 
     private Double temperature;
 
@@ -22,8 +21,8 @@ public final class CompletionsBody {
 
     private Integer maxTokens;
 
-    public CompletionsBody(CompletionQuery query) {
-        this.messages = query.getMessages();
+    public CompletionBody(CompletionQuery query) {
+        this.messages = query.getMessages().stream().map(CompletionMessage::new).toList();
         this.temperature = query.getTemperature();
         this.topP = query.getTopP();
         this.frequencyPenalty = query.getPresencePenalty();
@@ -31,7 +30,7 @@ public CompletionsBody(CompletionQuery query) {
         this.maxTokens = query.getMaxTokens();
     }
 
-    public List<Message> getMessages() {
+    public List<CompletionMessage> getMessages() {
         return messages;
     }
 
diff --git a/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionMessage.java b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionMessage.java
new file mode 100644
index 00000000..150dd3b9
--- /dev/null
+++ b/connectors/OpenaiConnector/src/main/java/de/l3s/interweb/connector/openai/entity/CompletionMessage.java
@@ -0,0 +1,42 @@
+package de.l3s.interweb.connector.openai.entity;
+
+import io.quarkus.runtime.annotations.RegisterForReflection;
+
+import de.l3s.interweb.core.completion.Message;
+
+@RegisterForReflection
+public final class CompletionMessage {
+    private String role;
+    private String name;
+    private String content;
+
+    public CompletionMessage(Message message) {
+        this.role = message.getRole().name();
+        this.name = message.getName();
+        this.content = message.getContent();
+    }
+
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+}
diff --git a/interweb-core/src/main/java/de/l3s/interweb/core/completion/Message.java b/interweb-core/src/main/java/de/l3s/interweb/core/completion/Message.java
index 6d37c9cd..18b0c6e8 100644
--- a/interweb-core/src/main/java/de/l3s/interweb/core/completion/Message.java
+++ b/interweb-core/src/main/java/de/l3s/interweb/core/completion/Message.java
@@ -10,7 +10,6 @@
 import io.quarkus.runtime.annotations.RegisterForReflection;
 
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import com.fasterxml.jackson.annotation.JsonProperty;
 
 @RegisterForReflection
 @JsonIgnoreProperties(ignoreUnknown = true)
@@ -24,13 +23,12 @@ public enum Role {
         assistant
     }
 
-    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     private Long id;
     @NotNull
     private Role role;
+    private String name;
     @NotEmpty
     private String content;
-    @JsonProperty(access = JsonProperty.Access.WRITE_ONLY)
     private Instant created;
 
     public Message() {
@@ -62,6 +60,14 @@ public void setRole(final Role role) {
         this.role = role;
     }
 
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
     public String getContent() {
         return content;
     }
diff --git a/pom.xml b/pom.xml
index cbc5674f..f5282da7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
 
         <quarkus.platform.artifact-id>quarkus-bom</quarkus.platform.artifact-id>
         <quarkus.platform.group-id>io.quarkus.platform</quarkus.platform.group-id>
-        <quarkus.platform.version>3.7.1</quarkus.platform.version>
+        <quarkus.platform.version>3.7.3</quarkus.platform.version>
 
         <surefire-plugin.version>3.2.5</surefire-plugin.version>
         <enforcer-plugin.version>3.4.1</enforcer-plugin.version>
@@ -30,7 +30,7 @@
         <shade-plugin.version>3.5.1</shade-plugin.version>
         <jandex-plugin.version>3.1.6</jandex-plugin.version>
         <checkstyle-plugin.version>3.3.1</checkstyle-plugin.version>
-        <spotbugs-plugin.version>4.8.3.0</spotbugs-plugin.version>
+        <spotbugs-plugin.version>4.8.3.1</spotbugs-plugin.version>
     </properties>
 
     <modules>