diff --git a/cache/cache.go b/cache/cache.go
index 4a28a97..898efc3 100644
--- a/cache/cache.go
+++ b/cache/cache.go
@@ -36,6 +36,11 @@ func NewMemoryCache(maxSize int64, ttl time.Duration) *MemoryCache {
     return mc
 }
 
+func (e *CacheEntry) Age() string {
+    age := time.Since(e.Timestamp)
+    return strconv.FormatInt(int64(age.Seconds()), 10)
+}
+
 func (mc *MemoryCache) Get(key string) (*CacheEntry, bool) {
     val, ok := mc.entries.Load(key)
     if !ok {