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<h1 id="load-and-save-chat-session">Load and save chat session</h1>
<pre><code class="language-cs">using LLama.Common;
using LLama.OldVersion;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

public class SaveAndLoadSession
{
    public static void Run()
    {
        Console.Write(&quot;Please input your model path: &quot;);
        string modelPath = Console.ReadLine();
        var prompt = File.ReadAllText(&quot;Assets/chat-with-bob.txt&quot;).Trim();
        InteractiveExecutor ex = new(new LLamaModel(new ModelParams(modelPath, contextSize: 1024, seed: 1337, gpuLayerCount: 5)));
        ChatSession session = new ChatSession(ex); // The only change is to remove the transform for the output text stream.

        Console.ForegroundColor = ConsoleColor.Yellow;
        Console.WriteLine(&quot;The chat session has started. In this example, the prompt is printed for better visual result. Input \&quot;save\&quot; to save and reload the session.&quot;);
        Console.ForegroundColor = ConsoleColor.White;

        // show the prompt
        Console.Write(prompt);
        while (true)
        {
            foreach (var text in session.Chat(prompt, new InferenceParams() { Temperature = 0.6f, AntiPrompts = new List&lt;string&gt; { &quot;User:&quot; } }))
            {
                Console.Write(text);
            }

            Console.ForegroundColor = ConsoleColor.Green;
            prompt = Console.ReadLine();
            Console.ForegroundColor = ConsoleColor.White;
            if (prompt == &quot;save&quot;)
            {
                Console.Write(&quot;Preparing to save the state, please input the path you want to save it: &quot;);
                Console.ForegroundColor = ConsoleColor.Green;
                var statePath = Console.ReadLine();
                session.SaveSession(statePath);
                Console.ForegroundColor = ConsoleColor.White;
                Console.ForegroundColor = ConsoleColor.Yellow;
                Console.WriteLine(&quot;Saved session!&quot;);
                Console.ForegroundColor = ConsoleColor.White;

                ex.Model.Dispose();
                ex = new(new LLamaModel(new ModelParams(modelPath, contextSize: 1024, seed: 1337, gpuLayerCount: 5)));
                session = new ChatSession(ex).WithOutputTransform(new LLamaTransforms.KeywordTextOutputStreamTransform(new string[] { &quot;User:&quot;, &quot;Bob:&quot; }, redundancyLength: 8));
                session.LoadSession(statePath);

                Console.ForegroundColor = ConsoleColor.Yellow;
                Console.WriteLine(&quot;Loaded session!&quot;);
                Console.ForegroundColor = ConsoleColor.White;

                Console.Write(&quot;Now you can continue your session: &quot;);
                Console.ForegroundColor = ConsoleColor.Green;
                prompt = Console.ReadLine();
                Console.ForegroundColor = ConsoleColor.White;
            }
        }
    }
}
</code></pre>


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