diff --git a/connaisseur/flask_application.py b/connaisseur/flask_application.py
index 418cd3dcb..514ea6833 100644
--- a/connaisseur/flask_application.py
+++ b/connaisseur/flask_application.py
@@ -47,6 +47,8 @@ def handle_alert_config_error(err):
 
 
 @APP.route("/mutate", methods=["POST"])
+@metrics.counter('mutate_requests_total', 'Total number of mutate requests',labels={'allowed': lambda r: r.get_json(silent=True)['response']['allowed'],
+    'status_code': lambda r: r.get_json(silent=True)['response']['status']['code']})
 def mutate():
     """
     Handle the '/mutate' path and accept CREATE and UPDATE requests.
diff --git a/docs/README.md b/docs/README.md
index 9dc2d6436..56d3bec99 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -206,6 +206,14 @@ http_request_total{method="POST",status="200"} 9.0
 http_request_created{method="POST",status="200"} 1.6436681947581613e+09
 # HELP http_request_exceptions_total Total number of HTTP requests which resulted in an exception
 # TYPE http_request_exceptions_total counter
+# HELP mutate_requests_total Total number of mutate requests
+# TYPE mutate_requests_total counter
+mutate_requests_total{allowed="False",status_code="403"} 4.0
+mutate_requests_total{allowed="True",status_code="202"} 5.0
+# HELP mutate_requests_created Total number of mutate requests
+# TYPE mutate_requests_created gauge
+mutate_requests_created{allowed="False",status_code="403"} 1.643760946491879e+09
+mutate_requests_created{allowed="True",status_code="202"} 1.6437609592007663e+09
 ```
 
 ## Compatibility