diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 269e4b93..da366a9b 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -7,6 +7,7 @@
 - Reduced flicker by only re-rendering changed lines ([#617](https://github.com/badlogic/pi-mono/pull/617) by [@ogulcancelik](https://github.com/ogulcancelik))
 - Cursor position tracking when content shrinks with unchanged remaining lines
 - TUI renders with wrong dimensions after suspend/resume if terminal was resized while suspended ([#599](https://github.com/badlogic/pi-mono/issues/599))
+- Pasted content containing Kitty key release patterns (e.g., `:3F` in MAC addresses) was incorrectly filtered out ([#623](https://github.com/badlogic/pi-mono/pull/623) by [@ogulcancelik](https://github.com/ogulcancelik))
 
 ## [0.42.4] - 2026-01-10
 
diff --git a/packages/tui/src/keys.ts b/packages/tui/src/keys.ts
index b013da36..21c96508 100644
--- a/packages/tui/src/keys.ts
+++ b/packages/tui/src/keys.ts
@@ -314,6 +314,14 @@ let _lastEventType: KeyEventType = "press";
  * Only meaningful when Kitty keyboard protocol with flag 2 is active.
  */
 export function isKeyRelease(data: string): boolean {
+	// Don't treat bracketed paste content as key release, even if it contains
+	// patterns like ":3F" (e.g., bluetooth MAC addresses like "90:62:3F:A5").
+	// Terminal.ts re-wraps paste content with bracketed paste markers before
+	// passing to TUI, so pasted data will always contain \x1b[200~.
+	if (data.includes("\x1b[200~")) {
+		return false;
+	}
+
 	// Quick check: release events with flag 2 contain ":3"
 	// Format: \x1b[<codepoint>;<modifier>:3u
 	if (
@@ -336,6 +344,12 @@ export function isKeyRelease(data: string): boolean {
  * Only meaningful when Kitty keyboard protocol with flag 2 is active.
  */
 export function isKeyRepeat(data: string): boolean {
+	// Don't treat bracketed paste content as key repeat, even if it contains
+	// patterns like ":2F". See isKeyRelease() for details.
+	if (data.includes("\x1b[200~")) {
+		return false;
+	}
+
 	if (
 		data.includes(":2u") ||
 		data.includes(":2~") ||