diff --git a/reversal/tokeniser.go b/reversal/tokeniser.go
index 16aa366..592384f 100644
--- a/reversal/tokeniser.go
+++ b/reversal/tokeniser.go
@@ -1484,3 +1484,8 @@ func DisambiguationStatsFromTokens(tokens []Token) DisambiguationStats {
 	}
 	return s
 }
+
+// DisambiguationStats returns aggregate disambiguation stats for a token slice.
+func (t *Tokeniser) DisambiguationStats(tokens []Token) DisambiguationStats {
+	return DisambiguationStatsFromTokens(tokens)
+}
diff --git a/reversal/tokeniser_test.go b/reversal/tokeniser_test.go
index 16fa1f9..3023255 100644
--- a/reversal/tokeniser_test.go
+++ b/reversal/tokeniser_test.go
@@ -927,7 +927,7 @@ func TestDisambiguationStats_WithAmbiguous(t *testing.T) {
 	setup(t)
 	tok := NewTokeniser()
 	tokens := tok.Tokenise("The commit passed the test")
-	stats := DisambiguationStatsFromTokens(tokens)
+	stats := tok.DisambiguationStats(tokens)
 	if stats.AmbiguousTokens == 0 {
 		t.Error("expected ambiguous tokens for dual-class words")
 	}
@@ -940,7 +940,7 @@ func TestDisambiguationStats_NoAmbiguous(t *testing.T) {
 	setup(t)
 	tok := NewTokeniser()
 	tokens := tok.Tokenise("Deleted the files")
-	stats := DisambiguationStatsFromTokens(tokens)
+	stats := tok.DisambiguationStats(tokens)
 	if stats.AmbiguousTokens != 0 {
 		t.Errorf("AmbiguousTokens = %d, want 0", stats.AmbiguousTokens)
 	}