diff --git a/kcl-playground/app/main.py b/kcl-playground/app/main.py
index c188f51..dfe8614 100644
--- a/kcl-playground/app/main.py
+++ b/kcl-playground/app/main.py
@@ -1,33 +1,71 @@
 import json
-from pluto_client import Website, Router, HttpRequest, HttpResponse
+import hashlib
+from pluto_client import Website, KVStore, Router, HttpRequest, HttpResponse
 import kcl_lib.api as kcl_api
 
+api = kcl_api.API()
 website = Website("./website", "kcl-playground")
 router = Router("router")
+store = KVStore("store")
 
 website.addEnv("BACKEND_URL", router.url())
 
+
 def run_code(code: str) -> kcl_api.ExecProgram_Result:
     args = kcl_api.ExecProgram_Args(k_filename_list=["test.k"], k_code_list=[code])
-    api = kcl_api.API()
     result = api.exec_program(args)
     return result
 
 
+def fmt_code(code: str) -> str:
+    args = kcl_api.FormatCode_Args(source=code)
+    result = api.format_code(args)
+    return result.formatted
+
+
 def compile_handler(req: HttpRequest) -> HttpResponse:
     code = req.body["body"]
     result = run_code(code)
     if result.err_message:
-        return HttpResponse(status_code=200, body=json.dumps({
-            "errors": result.err_message,
-        }))
+        return HttpResponse(
+            status_code=200,
+            body=json.dumps(
+                {
+                    "errors": result.err_message,
+                }
+            ),
+        )
     else:
-        return HttpResponse(status_code=200, body=json.dumps({
-            "events": [{
-                "message": result.yaml_result,
-                "kind": "stdout",
-            }],
-        }))
+        return HttpResponse(
+            status_code=200,
+            body=json.dumps(
+                {
+                    "events": [
+                        {
+                            "message": result.yaml_result,
+                            "kind": "stdout",
+                        }
+                    ],
+                }
+            ),
+        )
+
+
+def fmt_handler(req: HttpRequest) -> HttpResponse:
+    code = req.body["body"]
+    result = fmt_code(code)
+    return HttpResponse(status_code=200, body=json.dumps({"body": result}))
+
+
+def share_handler(req: HttpRequest) -> HttpResponse:
+    code = req.body["body"]
+    sha1 = hashlib.sha1()
+    sha1.update(code.encode("utf-8"))
+    id = sha1.hexdigest()
+    store.set(id, code)
+    return HttpResponse(status_code=200, body=json.dumps({"id": id}))
 
 
 router.post("/-/play/compile", compile_handler)
+router.post("/-/play/fmt", fmt_handler)
+router.post("/-/play/share", share_handler)
diff --git a/kcl-playground/requirements.txt b/kcl-playground/requirements.txt
index afb95a1..37cc049 100644
--- a/kcl-playground/requirements.txt
+++ b/kcl-playground/requirements.txt
@@ -1,2 +1,2 @@
 pluto_client
-kcl_lib==0.9.0b1
\ No newline at end of file
+kcl_lib==0.9.0
\ No newline at end of file
diff --git a/kcl-playground/website/static/playground/playground-embed.js b/kcl-playground/website/static/playground/playground-embed.js
index c9a2879..ea5e1bd 100644
--- a/kcl-playground/website/static/playground/playground-embed.js
+++ b/kcl-playground/website/static/playground/playground-embed.js
@@ -61,7 +61,7 @@ function playgroundEmbed(opts) {
           return;
         }
         if (embedHTML) {
-          var path = "?id=" + xhr.responseText;
+          var path = "?id=" + xhr.id;
           var url = origin(window.location) + path;
           if (embed.prop('checked')){
             url = "<iframe src=\"" + url + "\" frameborder=\"0\" style=\"width: 100%; height: 100%\"><a href=\"" + url + "\">see this code in " + window.location.host + "</a></iframe>";
diff --git a/kcl-playground/website/static/playground/playground.js b/kcl-playground/website/static/playground/playground.js
index 6117c24..8bbe4f6 100644
--- a/kcl-playground/website/static/playground/playground.js
+++ b/kcl-playground/website/static/playground/playground.js
@@ -67,8 +67,8 @@ function HTTPTransport() {
           if (seq != cur) return;
           if (!data) return;
           if (playing != null) playing.Stop();
-          if (data.Errors) {
-            error(output, data.Errors);
+          if (data.errors) {
+            error(output, data.errors);
             return;
           }
           playing = playback(output, data.events);
@@ -315,10 +315,10 @@ kclPlaygroundOptions({});
         type: "POST",
         dataType: "json",
         success: function(data) {
-          if (data.Error) {
-            setError(data.Error);
+          if (data.error) {
+            setError(data.error);
           } else {
-            setBody(data.Body);
+            setBody(data.body);
             setError("");
           }
         }