diff --git a/README.md b/README.md
index e3a07da..af1d19f 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,44 @@
-# all-about-api
\ No newline at end of file
+# All About API
+
+# 1. [TheCatApi](https://docs.thecatapi.com/)
+
+## __Request__
+* Curl
+```
+curl --request GET \
+    --url https://api.thecatapi.com/v1/votes \
+    --header 'x-api-key: DEMO-API-KEY'
+```
+
+* Raw
+```
+GET /v1/votes HTTP/1.1
+Host: api.thecatapi.com
+x-api-key: DEMO-API-KEY
+```
+
+## __Response__
+* Success
+```
+[{
+    "id": 31098,
+    "image_id": "43u",
+    "sub_id": null,
+    "created_at": "2018-10-24T08:36:13.000Z",
+    "value": 1,
+    "country_code": null
+}]
+```
+* Error
+```
+{
+    "message": "AUTHENTICATION_ERROR - no valid x-api-key in header",
+    "status": 401,
+    "level": "info"
+}
+```
+
+## __Regex__
+```
+[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[0-9a-z]{12}
+```
\ No newline at end of file