diff --git a/plugins/c9.core/ext.js b/plugins/c9.core/ext.js
index 5768c28a..b110b6c5 100644
--- a/plugins/c9.core/ext.js
+++ b/plugins/c9.core/ext.js
@@ -575,51 +575,6 @@ define(function(require, exports, module) {
                 }
             }
             
-            function setAPIKey(apikey){
-                // Validate Key
-                if (!apikey || !apikey.match(/^.{27}=$/))
-                    throw new Error("Invalid API key");
-                
-                return {
-                    getPersistentData: getPersistentData.bind(this, apikey),
-                    setPersistentData: setPersistentData.bind(this, apikey)
-                };
-            }
-            
-            function getPersistentData(apiKey, context, callback){
-                var type;
-                
-                if (!apiKey) 
-                    throw new Error("API Key not set. Please call plugin.setAPIKey(options.key);");
-                
-                if (context == "user") type = "user";
-                else if (context == "workspace") type = "project";
-                else throw new Error("Unsupported context: " + context);
-                
-                api[type].get("persistent/" + apiKey, function(err, data){
-                    if (err) return callback(err);
-                    try { callback(null, JSON.parse(data)); }
-                    catch(e){ return callback(e); }
-                });
-            }
-            
-            function setPersistentData(apiKey, context, data, callback){
-                var type;
-                
-                if (!apiKey) 
-                    throw new Error("API Key not set. Please call plugin.setAPIKey(options.key);");
-                
-                if (context == "user") type = "user";
-                else if (context == "workspace") type = "project";
-                else throw new Error("Unsupported context: " + context);
-                
-                api[type].put("persistent/" + apiKey, { 
-                    body: {
-                        data: JSON.stringify(data)
-                    }
-                }, callback);
-            }
-            
             /***** Register and define API *****/
             
             this.baseclass();
@@ -886,11 +841,6 @@ define(function(require, exports, module) {
                  */
                 cleanUp: cleanUp,
                 
-                /**
-                 * 
-                 */
-                setAPIKey: setAPIKey,
-                
                 /**
                  * Adds an event handler to this plugin. Note that unlike the
                  * event implementation you know from the browser, you are
diff --git a/plugins/c9.vfs.standalone/standalone.js b/plugins/c9.vfs.standalone/standalone.js
index 8270e02e..7470c8ab 100644
--- a/plugins/c9.vfs.standalone/standalone.js
+++ b/plugins/c9.vfs.standalone/standalone.js
@@ -223,54 +223,6 @@ function plugin(options, imports, register) {
     
     api.get("/api.json", {name: "api"}, frontdoor.middleware.describeApi(api));
 
-    api.get("/api/project/:pid/persistent/:apikey", {
-        params: {
-            pid: { type: "number" },
-            apikey: { type: "string" }
-        }
-    }, persistentDataApiMock);
-    api.put("/api/project/:pid/persistent/:apikey", {
-        params: {
-            data: { type: "string", source: "body" },
-            pid: { type: "number" },
-            apikey: { type: "string" },
-        }
-    }, persistentDataApiMock);
-    api.get("/api/user/persistent/:apikey", {
-        params: {
-            apikey: { type: "string" }
-        }
-    }, persistentDataApiMock);
-    api.put("/api/user/persistent/:apikey", {
-        params: {
-            data: { type: "string", source: "body" },
-            apikey: { type: "string" },
-        }
-    }, persistentDataApiMock);
-    
-    function persistentDataApiMock(req, res, next) {
-        var name = (req.params.pid || 0) + "-" + req.params.apikey;
-        var data = req.params.data;
-        console.log(name, data)
-        if (/[^\w+=\-]/.test(name))
-            return next(new Error("Invalid apikey"));
-        var path = join(options.installPath, ".c9", "persistent");
-        var method = req.method.toLowerCase()
-        if (method == "get") {
-            res.writeHead(200, {"Content-Type": "application/octet-stream"});
-            var stream = fs.createReadStream(path + "/" + name);
-            stream.pipe(res);
-        } else if (method == "put") {
-            require("mkdirp")(path, function(e) {
-                fs.writeFile(path + "/" + name, data, "", function(err) {
-                    if (err) return next(err);
-                    res.writeHead(200, {"Content-Type": "application/octet-stream"});
-                    res.end("");
-                });
-            });
-        }
-    }
-    
     // fake authentication
     api.authenticate = api.authenticate || function() {
         return function(req, res, next) {