Update README.md

README.md

@@ -5,4 +5,22 @@ license: apache-2.0
 embeddings is a repo for quantized bert models in ggml format.
 
 ### usage
-You can utilize [bert.cpp](https://github.com/skeskinen/bert.cpp) as usual or use [our new api](https://rapidapi.com/nohakcoffee/api/simple-similarity) to quickly test it out.
+You can utilize [bert.cpp](https://github.com/skeskinen/bert.cpp) as usual or use [our new api](https://rapidapi.com/nohakcoffee/api/simple-similarity) to quickly test it out.
+
+### api sample output
+```
+{
+  "time": {
+    "timestamp": 1708287985.356056,
+    "prediction_time": 0.07016229629516602
+  },
+  "texts": {
+    "txt1": "A person ",
+    "txt2": "A cat"
+  },
+  "similarity": {
+    "semantic": 0.035270897102758283,
+    "literal": 0.22219999999999998
+  }
+}
+```