diff --git a/core/src/main/java/com/google/adk/artifacts/MapDbArtifactService.java b/core/src/main/java/com/google/adk/artifacts/MapDbArtifactService.java
index 7d88d5b00..aeed36ef0 100644
--- a/core/src/main/java/com/google/adk/artifacts/MapDbArtifactService.java
+++ b/core/src/main/java/com/google/adk/artifacts/MapDbArtifactService.java
@@ -47,7 +47,7 @@ public final class MapDbArtifactService implements BaseArtifactService {
   /**
    * Constructs a MapDbArtifactService.
    *
-   * @param dbFile The file path for the MapDB database file.
+   * @param filePath The file path for the MapDB database file.
    */
   public MapDbArtifactService(String filePath) {
     File dbFile = new File(filePath);
diff --git a/core/src/main/java/com/google/adk/memory/MapDBVectorStore.java b/core/src/main/java/com/google/adk/memory/MapDBVectorStore.java
index aec6d501f..f206e1397 100644
--- a/core/src/main/java/com/google/adk/memory/MapDBVectorStore.java
+++ b/core/src/main/java/com/google/adk/memory/MapDBVectorStore.java
@@ -26,9 +26,21 @@
 import org.mapdb.Serializer;
 
 /**
- * +----------------+ +-----------------+ | | | | | Client Apps |<-----> | Vector Store | | | | API
- * | +----------------+ +--------+--------+ | | +-------+--------+ | | | MapDB Store | | |
- * +----------------+
+ *
+ *
+ * <pre>
+ * +----------------+     +-----------------+
+ * |                |     |                 |
+ * |  Client Apps   |&lt;---&gt;|  Vector Store   |
+ * |                |     |       API       |
+ * +----------------+     +--------+--------+
+ *                                 |
+ *                        +-------+--------+
+ *                        |                |
+ *                        |  MapDB Store   |
+ *                        |                |
+ *                        +----------------+
+ * </pre>
  *
  * @author manoj.kumar
  */
diff --git a/core/src/main/java/com/google/adk/memory/RedbusEmbeddingService.java b/core/src/main/java/com/google/adk/memory/RedbusEmbeddingService.java
index b6c1cc3f7..4205a2133 100644
--- a/core/src/main/java/com/google/adk/memory/RedbusEmbeddingService.java
+++ b/core/src/main/java/com/google/adk/memory/RedbusEmbeddingService.java
@@ -37,7 +37,7 @@
  * <p>The URL for the embedding service can be configured via the `EMBEDDING_GENERATOR_URL`
  * environment variable.
  *
- * <p>Example: `export EMBEDDING_GENERATOR_URL="http://www.redbus.com/<serviceprovider>/embeddings"`
+ * <p>Example: `export EMBEDDING_GENERATOR_URL="http://www.redbus.com/serviceprovider/embeddings"`
  */
 public class RedbusEmbeddingService implements EmbeddingService {
   public static final MediaType JSON = MediaType.get("application/json; charset=utf-8");
diff --git a/core/src/main/java/com/google/adk/models/BedrockBaseLM.java b/core/src/main/java/com/google/adk/models/BedrockBaseLM.java
index 835c12afd..0e9fcff4a 100644
--- a/core/src/main/java/com/google/adk/models/BedrockBaseLM.java
+++ b/core/src/main/java/com/google/adk/models/BedrockBaseLM.java
@@ -52,7 +52,6 @@
 /**
  * @author ryzen
  * @author Manoj Kumar, Sandeep Belgavi
- * @date 2025-06-27
  */
 public class BedrockBaseLM extends BaseLlm {
 
diff --git a/core/src/main/java/com/google/adk/models/OllamaBaseLM.java b/core/src/main/java/com/google/adk/models/OllamaBaseLM.java
index 99d0772e0..891e9b435 100644
--- a/core/src/main/java/com/google/adk/models/OllamaBaseLM.java
+++ b/core/src/main/java/com/google/adk/models/OllamaBaseLM.java
@@ -55,7 +55,6 @@
 /**
  * @author ryzen
  * @author Manoj Kumar, Sandeep Belgavi
- * @date 2025-06-27
  */
 public class OllamaBaseLM extends BaseLlm {
 
diff --git a/core/src/main/java/com/google/adk/runner/PostgresRunner.java b/core/src/main/java/com/google/adk/runner/PostgresRunner.java
index 120818bc3..d6fc1ab5e 100644
--- a/core/src/main/java/com/google/adk/runner/PostgresRunner.java
+++ b/core/src/main/java/com/google/adk/runner/PostgresRunner.java
@@ -11,9 +11,6 @@
 /**
  * @author Arun Parmar
  * @author Yashas Shetty (Modified to use shared table)
- * @param agent The agent to run
- * @throws IOException if initialization fails
- * @throws SQLException if database connection fails
  */
 public class PostgresRunner extends Runner {
   public PostgresRunner(BaseAgent agent) throws IOException, SQLException {