diff --git a/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx b/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx
index 12f054683..d876a1ad7 100644
--- a/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx
@@ -503,12 +503,16 @@ export function Prompt(props: PromptProps) {
                   event.preventDefault()
                   return
                 }
-                event.preventDefault()
 
                 const pastedContent = event.text.trim()
-                if (!pastedContent) return
-
                 const lineCount = (pastedContent.match(/\n/g)?.length ?? 0) + 1
+
+                if (lineCount <= 5) {
+                  return
+                }
+
+                event.preventDefault()
+
                 const currentOffset = input.visualCursor.offset
                 const virtualText = `[Pasted ~${lineCount} lines]`
                 const textToInsert = virtualText + " "