diff --git a/internal/llm/checkpoint.go b/internal/llm/checkpoint.go
index f1a622c..8b9e3fc 100644
--- a/internal/llm/checkpoint.go
+++ b/internal/llm/checkpoint.go
@@ -89,6 +89,14 @@ func ParseCheckpoint(raw string) ([]RawSuggestion, error) {
 		if s.Original == "" {
 			continue
 		}
+		// Drop no-ops: the model sometimes "flags" a correct sentence and echoes
+		// it verbatim as the replacement, producing a card whose before/after are
+		// identical and whose explanation says it's already fine — a suggestion
+		// that suggests nothing. Awareness-only families (voice) carry an empty
+		// replacement, so this only ever fires on the edit families.
+		if s.Replacement != "" && s.Original == s.Replacement {
+			continue
+		}
 		out = append(out, s)
 	}
 	return out, nil
diff --git a/internal/llm/checkpoint_test.go b/internal/llm/checkpoint_test.go
index b42c7ba..bddc6db 100644
--- a/internal/llm/checkpoint_test.go
+++ b/internal/llm/checkpoint_test.go
@@ -37,6 +37,25 @@ func TestParseCheckpoint(t *testing.T) {
 			raw:     "I could not find any issues!",
 			wantErr: true,
 		},
+		{
+			// A correct sentence echoed verbatim as its own replacement is a card
+			// that suggests nothing — dropped. The second item is a real edit.
+			name: "drops no-op where replacement equals original",
+			raw:  `{"suggestions":[{"original":"It wasn't the most graceful morning.","replacement":"It wasn't the most graceful morning.","explanation":"used correctly here","type":"idiom"},{"original":"teh","replacement":"the","explanation":"typo","type":"grammar"}]}`,
+			want: 1,
+		},
+		{
+			// Whitespace-only difference is still a no-op once both are trimmed.
+			name: "drops no-op after whitespace trim",
+			raw:  `{"suggestions":[{"original":"the cat sat","replacement":"  the cat sat  ","explanation":"already fine","type":"grammar"}]}`,
+			want: 0,
+		},
+		{
+			// Awareness-only voice flags carry an empty replacement and must survive.
+			name: "keeps awareness-only flag with empty replacement",
+			raw:  `{"suggestions":[{"original":"a long run-on passage","replacement":"","explanation":"this drifts from your voice","type":"voice"}]}`,
+			want: 1,
+		},
 		{
 			name: "braces inside string values",
 			raw:  `{"suggestions":[{"original":"use {x}","replacement":"use x","explanation":"drop the braces","type":"clarity"}]}`,