diff --git a/packages/provider/discover.go b/packages/provider/discover.go
index 8da3e82..be1d290 100644
--- a/packages/provider/discover.go
+++ b/packages/provider/discover.go
@@ -284,9 +284,7 @@ func DiscoverOpenRouter(ctx context.Context, baseURL string) ([]Model, error) {
 			display = d.ID
 		}
 		ctxWin := d.ContextLength
-		if ctxWin == 0 {
-			ctxWin = d.TopProvider.ContextLength
-		} else if d.TopProvider.ContextLength > 0 && d.TopProvider.ContextLength < ctxWin {
+		if d.TopProvider.ContextLength > 0 && (ctxWin == 0 || d.TopProvider.ContextLength < ctxWin) {
 			ctxWin = d.TopProvider.ContextLength
 		}
 		maxOut := 0