diff --git a/src/lib/utils.c b/src/lib/utils.c
index 1d383ad..7a53c61 100644
--- a/src/lib/utils.c
+++ b/src/lib/utils.c
@@ -210,3 +210,10 @@ long clock_micros(void) {
     clock_gettime(CLOCK_MONOTONIC, &time);
     return time.tv_sec * 1000000 + time.tv_nsec / 1000;
 }
+
+
+long clock_cpu(void) {
+    struct timespec time;
+    clock_gettime(CLOCK_THREAD_CPUTIME_ID, &time);
+    return time.tv_sec * 1000000000 + time.tv_nsec;
+}
diff --git a/src/lib/utils.h b/src/lib/utils.h
index 504682d..56aeb05 100644
--- a/src/lib/utils.h
+++ b/src/lib/utils.h
@@ -39,4 +39,6 @@ int base64_encode(void *data, unsigned long data_len, char *output, unsigned lon
 
 long clock_micros(void);
 
+long clock_cpu(void);
+
 #endif //SESIMOS_UTILS_H