diff --git a/.github/workflows/bld.yml b/.github/workflows/bld.yml
index cf0302b..4e857aa 100644
--- a/.github/workflows/bld.yml
+++ b/.github/workflows/bld.yml
@@ -25,7 +25,7 @@ jobs:
     strategy:
       matrix:
         java-version: [17, 21, 24]
-        kotlin-version: [1.9.25, 2.0.20, 2.1.20]
+        kotlin-version: [1.9.25, 2.0.20, 2.1.21]
 
     steps:
       - name: Checkout source repository
diff --git a/README.md b/README.md
index d43ba67..119c03e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # mobibot
 
 [![License (3-Clause BSD)](https://img.shields.io/badge/license-BSD%203--Clause-blue.svg)](https://opensource.org/licenses/BSD-3-Clause)
-[![Kotlin](https://img.shields.io/badge/kotlin-2.1.20-7f52ff.svg)](https://kotlinlang.org)
+[![Kotlin](https://img.shields.io/badge/kotlin-2.1.21-7f52ff.svg)](https://kotlinlang.org)
 [![bld](https://img.shields.io/badge/2.2.1-FA9052?label=bld&labelColor=2392FF)](https://rife2.com/bld)
 [![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=ethauvin_mobibot&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=ethauvin_mobibot)
 [![GitHub CI](https://github.com/ethauvin/mobibot/actions/workflows/bld.yml/badge.svg)](https://github.com/ethauvin/mobibot/actions/workflows/bld.yml)
diff --git a/lib/bld/bld-wrapper.properties b/lib/bld/bld-wrapper.properties
index 8b96558..2ff628d 100644
--- a/lib/bld/bld-wrapper.properties
+++ b/lib/bld/bld-wrapper.properties
@@ -2,6 +2,7 @@ bld.downloadExtensionJavadoc=false
 bld.downloadExtensionSources=true
 bld.downloadLocation=
 bld.extension-detekt=com.uwyn.rife2:bld-detekt:0.9.10-SNAPSHOT
+bld.extension-exec=com.uwyn.rife2:bld-exec:1.0.5
 bld.extension-gv=com.uwyn.rife2:bld-generated-version:1.0.1
 bld.extension-jacoco=com.uwyn.rife2:bld-jacoco-report:0.9.10
 bld.extension-kotlin=com.uwyn.rife2:bld-kotlin:1.1.0-SNAPSHOT
diff --git a/pom.xml b/pom.xml
index 7d916f4..323022e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>net.thauvin.erik.mobibot</groupId>
   <artifactId>mobibot</artifactId>
-  <version>0.8.0-rc+20250509073816</version>
+  <version>0.8.0-rc+20250515215148</version>
   <name>mobibot</name>
   <description></description>
   <url></url>
@@ -54,25 +54,25 @@
     <dependency>
       <groupId>org.jetbrains.kotlin</groupId>
       <artifactId>kotlin-stdlib</artifactId>
-      <version>2.1.20</version>
+      <version>2.1.21</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>org.jetbrains.kotlin</groupId>
       <artifactId>kotlin-stdlib-common</artifactId>
-      <version>2.1.20</version>
+      <version>2.1.21</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>org.jetbrains.kotlin</groupId>
       <artifactId>kotlin-stdlib-jdk7</artifactId>
-      <version>2.1.20</version>
+      <version>2.1.21</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>org.jetbrains.kotlin</groupId>
       <artifactId>kotlin-stdlib-jdk8</artifactId>
-      <version>2.1.20</version>
+      <version>2.1.21</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
@@ -114,25 +114,25 @@
     <dependency>
       <groupId>dev.langchain4j</groupId>
       <artifactId>langchain4j-open-ai</artifactId>
-      <version>0.36.2</version>
+      <version>1.0.0</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>dev.langchain4j</groupId>
       <artifactId>langchain4j-google-ai-gemini</artifactId>
-      <version>0.36.2</version>
+      <version>1.0.0-beta5</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>dev.langchain4j</groupId>
       <artifactId>langchain4j-core</artifactId>
-      <version>0.36.2</version>
+      <version>1.0.0</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>dev.langchain4j</groupId>
       <artifactId>langchain4j</artifactId>
-      <version>0.36.2</version>
+      <version>1.0.0</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
diff --git a/src/bld/java/net/thauvin/erik/MobibotBuild.java b/src/bld/java/net/thauvin/erik/MobibotBuild.java
index dde5dc8..0cdac32 100644
--- a/src/bld/java/net/thauvin/erik/MobibotBuild.java
+++ b/src/bld/java/net/thauvin/erik/MobibotBuild.java
@@ -34,10 +34,7 @@ package net.thauvin.erik;
 import rife.bld.BuildCommand;
 import rife.bld.Project;
 import rife.bld.dependencies.Repository;
-import rife.bld.extension.CompileKotlinOperation;
-import rife.bld.extension.DetektOperation;
-import rife.bld.extension.GeneratedVersionOperation;
-import rife.bld.extension.JacocoReportOperation;
+import rife.bld.extension.*;
 import rife.bld.operations.exceptions.ExitStatusException;
 import rife.bld.publish.PomBuilder;
 import rife.tools.FileUtils;
@@ -45,6 +42,8 @@ import rife.tools.exceptions.FileUtilsErrorException;
 
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
@@ -82,8 +81,8 @@ public class MobibotBuild extends Project {
                 SONATYPE_SNAPSHOTS_LEGACY);
 
         var log4j = version(2, 24, 3);
-        var kotlin = version(2, 1, 20);
-        var langchain = version(0, 36, 2);
+        var kotlin = version(2, 1, 21);
+        var langchain = version(1, 0, 0);
         scope(compile)
                 // PircBotX
                 .include(dependency("com.github.pircbotx", "pircbotx", "2.3.1"))
@@ -109,7 +108,7 @@ public class MobibotBuild extends Project {
                 .include(dependency("org.apache.logging.log4j", "log4j-slf4j2-impl", log4j))
                 // LangChain4J
                 .include(dependency("dev.langchain4j", "langchain4j-open-ai", langchain))
-                .include(dependency("dev.langchain4j", "langchain4j-google-ai-gemini", langchain))
+                .include(dependency("dev.langchain4j", "langchain4j-google-ai-gemini", "1.0.0-beta5"))
                 .include(dependency("dev.langchain4j", "langchain4j-core", langchain))
                 .include(dependency("dev.langchain4j", "langchain4j", langchain))
                 // Misc.
@@ -240,4 +239,25 @@ public class MobibotBuild extends Project {
                 .extension(".kt")
                 .execute();
     }
+
+    @Override
+    public void test() throws Exception {
+        var testResultsDir = "build/test-results/test/";
+
+        var op = testOperation().fromProject(this);
+        op.testToolOptions().reportsDir(new File(testResultsDir));
+        op.execute();
+
+        var xunitViewer = new File("/usr/bin/xunit-viewer");
+        if (xunitViewer.exists() && xunitViewer.canExecute()) {
+            var reportsDir = "build/reports/tests/test/";
+
+            Files.createDirectories(Path.of(reportsDir));
+
+            new ExecOperation()
+                    .fromProject(this)
+                    .command(xunitViewer.getPath(), "-r", testResultsDir, "-o", reportsDir + "index.html")
+                    .execute();
+        }
+    }
 }
diff --git a/src/main/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2.kt b/src/main/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2.kt
index c31cbaf..078eb3c 100644
--- a/src/main/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2.kt
+++ b/src/main/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2.kt
@@ -77,7 +77,7 @@ class ChatGpt2 : AbstractModule() {
                         .maxTokens(maxTokens)
                         .build()
 
-                    return model.generate(query)
+                    return model.chat(query)
                 } catch (e: Exception) {
                     throw ModuleException(
                         "$CHATGPT_CMD($query): IO",
diff --git a/src/main/kotlin/net/thauvin/erik/mobibot/modules/Gemini2.kt b/src/main/kotlin/net/thauvin/erik/mobibot/modules/Gemini2.kt
index a690e26..6707b73 100644
--- a/src/main/kotlin/net/thauvin/erik/mobibot/modules/Gemini2.kt
+++ b/src/main/kotlin/net/thauvin/erik/mobibot/modules/Gemini2.kt
@@ -90,7 +90,7 @@ class Gemini2 : AbstractModule() {
                         .maxOutputTokens(maxTokens)
                         .build()
 
-                    return gemini.generate(query)
+                    return gemini.chat(query)
                 } catch (e: Exception) {
                     throw ModuleException("$GEMINI_CMD($query): IO", IO_ERROR, e)
                 }
diff --git a/src/test/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2Test.kt b/src/test/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2Test.kt
index 573dfa2..f12e1dd 100644
--- a/src/test/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2Test.kt
+++ b/src/test/kotlin/net/thauvin/erik/mobibot/modules/ChatGpt2Test.kt
@@ -71,6 +71,7 @@ class ChatGpt2Test : LocalProperties() {
                 .isInstanceOf(ModuleException::class.java)
                 .hasNoCause()
         }
+
         private val apiKey = getProperty(ChatGpt2.API_KEY_PROP)
 
         @Test