diff --git a/src/main/java/io/github/ollama4j/OllamaAPI.java b/src/main/java/io/github/ollama4j/OllamaAPI.java
index 64ccb18..d3c68a2 100644
--- a/src/main/java/io/github/ollama4j/OllamaAPI.java
+++ b/src/main/java/io/github/ollama4j/OllamaAPI.java
@@ -58,7 +58,14 @@ public class OllamaAPI {
     private final ToolRegistry toolRegistry = new ToolRegistry();
 
     /**
-     * Instantiates the Ollama API.
+     * Instantiates the Ollama API with default Ollama host: <a href="http://localhost:11434">http://localhost:11434</a>
+     **/
+    public OllamaAPI() {
+        this.host = "http://localhost:11434";
+    }
+
+    /**
+     * Instantiates the Ollama API with specified Ollama host address.
      *
      * @param host the host address of Ollama server
      */
diff --git a/src/main/java/io/github/ollama4j/models/ps/ModelsProcessResponse.java b/src/main/java/io/github/ollama4j/models/ps/ModelsProcessResponse.java
index 8c5fb2f..0f086fd 100644
--- a/src/main/java/io/github/ollama4j/models/ps/ModelsProcessResponse.java
+++ b/src/main/java/io/github/ollama4j/models/ps/ModelsProcessResponse.java
@@ -1,5 +1,6 @@
 package io.github.ollama4j.models.ps;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
@@ -7,6 +8,7 @@ import java.util.List;
 
 @Data
 @NoArgsConstructor
+@JsonIgnoreProperties(ignoreUnknown = true)
 public class ModelsProcessResponse {
     private List<ModelProcess> models;