diff --git a/readme.md b/readme.md
index 7bea18d..dfbcdea 100644
--- a/readme.md
+++ b/readme.md
@@ -10,3 +10,31 @@ sudo apt install build-essential --no-install-recommends
 sudo apt install libulfius-dev --no-install-recommends
 sudo apt install libconfig-dev --no-install-recommends
 ```
+
+## test API
+
+* create
+```
+curl --data "name=Hi from curl!" http://<host>:<port>/entities/create
+curl -X POST --data "name=Hi from curl!" http://<host>:<port>/entities/create
+```
+
+* read all
+```
+curl http://<host>:<port>/entities/info
+```
+
+* read single
+```
+curl http://<host>:<port>/entities/35/info
+```
+
+* update
+```
+curl --data "name=Hi from curl!" http://<host>:<port>/entities/1/update
+```
+
+* delete
+```
+curl --request "DELETE" http://localhost:<port>/entities/1/delete
+```