diff --git a/app/MindWork AI Studio/Tools/RAG/IAugmentationProcess.cs b/app/MindWork AI Studio/Tools/RAG/IAugmentationProcess.cs
new file mode 100644
index 00000000..81bb6da7
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+++ b/app/MindWork AI Studio/Tools/RAG/IAugmentationProcess.cs	
@@ -0,0 +1,33 @@
+using AIStudio.Chat;
+using AIStudio.Provider;
+
+namespace AIStudio.Tools.RAG;
+
+public interface IAugmentationProcess
+{
+    /// <summary>
+    /// How is the augmentation process called?
+    /// </summary>
+    public string TechnicalName { get; }
+
+    /// <summary>
+    /// How is the augmentation process called in the UI?
+    /// </summary>
+    public string UIName { get; }
+
+    /// <summary>
+    /// How works the augmentation process?
+    /// </summary>
+    public string Description { get; }
+    
+    /// <summary>
+    /// Starts the augmentation process.
+    /// </summary>
+    /// <param name="provider">The LLM provider. Gets used, e.g., for automatic retrieval context validation.</param>
+    /// <param name="lastPrompt">The last prompt that was issued by the user.</param>
+    /// <param name="chatThread">The chat thread.</param>
+    /// <param name="retrievalContexts">The retrieval contexts that were issued by the retrieval process.</param>
+    /// <param name="token">The cancellation token.</param>
+    /// <returns>The altered chat thread.</returns>
+    public Task<ChatThread> ProcessAsync(IProvider provider, IContent lastPrompt, ChatThread chatThread, IReadOnlyList<IRetrievalContext> retrievalContexts, CancellationToken token = default);
+}
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