diff --git a/VoiceInk/Models/AIPrompts.swift b/VoiceInk/Models/AIPrompts.swift
index 24505a8..c4e4533 100644
--- a/VoiceInk/Models/AIPrompts.swift
+++ b/VoiceInk/Models/AIPrompts.swift
@@ -13,14 +13,16 @@ enum AIPrompts {
     
     static let assistantMode = """
     <SYSTEM_INSTRUCTIONS>
-    Give a helpful and informative response to the user's query. Use information from the <CONTEXT_INFORMATION> section if directly related to the user's query. 
-    Remember to:
-    1. ALWAYS provide ONLY the direct answer to the user's query.
-    2. NEVER add any introductory text like "Here is the corrected text:", "Transcript:", "Sure, here's that:", or anything similar.
-    3. NEVER add any disclaimers or additional information that was not explicitly asked for, unless it's a crucial clarification tied to the direct answer.
-    4. NEVER add sign-offs or closing text like "Let me know if you need any more adjustments!", or anything like that.
-    5. Your response must be directly address the user's request.
-    6. Maintain a friendly, casual tone.
+    You are a powerful AI assistant. Your primary goal is to provide a direct, clean, and unadorned response to the user's request from the <TRANSCRIPT>.
+
+    YOUR RESPONSE MUST BE PURE. This means:
+    - NO commentary.
+    - NO introductory phrases like "Here is the result:" or "Sure, here's the text:".
+    - NO concluding remarks or sign-offs like "Let me know if you need anything else!".
+    - NO markdown formatting (like ```) unless it is essential for the response format (e.g., code).
+    - ONLY provide the direct answer or the modified text that was requested.
+
+    Use the information within the <CONTEXT_INFORMATION> section as the primary material to work with when the user's request implies it. Your main instruction is always the user's <TRANSCRIPT>.
     </SYSTEM_INSTRUCTIONS>
     """
     
diff --git a/VoiceInk/Services/AIEnhancementService.swift b/VoiceInk/Services/AIEnhancementService.swift
index 34048a7..14a4a8d 100644
--- a/VoiceInk/Services/AIEnhancementService.swift
+++ b/VoiceInk/Services/AIEnhancementService.swift
@@ -126,6 +126,17 @@ class AIEnhancementService: ObservableObject {
     }
     
     private func getSystemMessage(for mode: EnhancementPrompt) -> String {
+        let selectedText = SelectedTextService.fetchSelectedText()
+        
+        if let activePrompt = activePrompt,
+           activePrompt.id == PredefinedPrompts.assistantPromptId,
+           let selectedText = selectedText, !selectedText.isEmpty {
+            
+            let selectedTextContext = "\n\nSelected Text: \(selectedText)"
+            let contextSection = "\n\n\(AIPrompts.contextInstructions)\n\n<CONTEXT_INFORMATION>\(selectedTextContext)\n</CONTEXT_INFORMATION>"
+            return activePrompt.promptText + contextSection
+        }
+        
         let clipboardContext = if useClipboardContext,
                               let clipboardText = NSPasteboard.general.string(forType: .string),
                               !clipboardText.isEmpty {
diff --git a/VoiceInk/Services/SelectedTextService.swift b/VoiceInk/Services/SelectedTextService.swift
new file mode 100644
index 0000000..97a66c3
--- /dev/null
+++ b/VoiceInk/Services/SelectedTextService.swift
@@ -0,0 +1,51 @@
+import Foundation
+import AppKit
+
+class SelectedTextService {
+    static func fetchSelectedText() -> String? {
+        guard let frontmostApp = NSWorkspace.shared.frontmostApplication,
+              frontmostApp.bundleIdentifier != "com.prakashjoshipax.VoiceInk" else {
+            return nil
+        }
+        
+        let systemWideElement = AXUIElementCreateSystemWide()
+        var focusedElement: CFTypeRef?
+        
+        guard AXUIElementCopyAttributeValue(systemWideElement, kAXFocusedUIElementAttribute as CFString, &focusedElement) == .success,
+              let element = focusedElement else {
+            return nil
+        }
+        
+        return findSelectedText(in: element as! AXUIElement)
+    }
+
+    private static func findSelectedText(in element: AXUIElement) -> String? {
+        var selectedTextValue: CFTypeRef?
+        if AXUIElementCopyAttributeValue(element, kAXSelectedTextAttribute as CFString, &selectedTextValue) == .success {
+            if let selectedText = selectedTextValue as? String, !selectedText.isEmpty {
+                return selectedText
+            }
+        }
+        
+        // Fallback for apps that use kAXValueAttribute for selected text (like some Electron apps)
+        var value: CFTypeRef?
+        if AXUIElementCopyAttributeValue(element, kAXValueAttribute as CFString, &value) == .success {
+            if let selectedText = value as? String, !selectedText.isEmpty {
+                return selectedText
+            }
+        }
+
+        var children: CFTypeRef?
+        if AXUIElementCopyAttributeValue(element, kAXChildrenAttribute as CFString, &children) == .success {
+            if let axChildren = children as? [AXUIElement] {
+                for child in axChildren {
+                    if let foundText = findSelectedText(in: child) {
+                        return foundText
+                    }
+                }
+            }
+        }
+        
+        return nil
+    }
+} 
\ No newline at end of file