diff --git a/package.json b/package.json
index 453dc01a1..a6554a7c3 100644
--- a/package.json
+++ b/package.json
@@ -74,6 +74,7 @@
     "vm-compatibility-layer": "0.1.0"
   },
   "devDependencies": {
+    "nock": "^2",
     "grunt": "^0.4.5",
     "grunt-serve": "^0.1.6",
     "jasmine-react-helpers": "^0.2",
diff --git a/src/chaos-monkey.coffee b/src/chaos-monkey.coffee
new file mode 100644
index 000000000..0c55c5384
--- /dev/null
+++ b/src/chaos-monkey.coffee
@@ -0,0 +1,52 @@
+NylasAPI = require './flux/nylas-api'
+nock = require 'nock'
+
+# We be wrecking havok in your code
+class ChaosMonkey
+  @unleashOnAPI: ({errorCode, numMonkeys, makeTimeout}={}) ->
+    errorCode ?= 500
+    numMonkeys ?= "all the monkeys"
+    makeTimeout ?= false
+    nGet = nock(NylasAPI.APIRoot)
+    nPut = nock(NylasAPI.APIRoot)
+    nPost = nock(NylasAPI.APIRoot)
+
+    numTimes = 1
+    if numMonkeys.toLowerCase() is "all the monkeys"
+      nGet = nGet.persist()
+      nPut = nPut.persist()
+      nPost = nPost.persist()
+    else if _.isNumber(numMonkeys)
+      numTimes = numMonkeys
+
+    nGet = nGet.filteringPath (path) -> '/*'
+      .get('/*')
+
+    nPut = nPut.filteringRequestBody (body) -> '*'
+      .filteringPath (path) -> '/*'
+      .put('/*', '*')
+
+    nPost = nPost.filteringRequestBody (body) -> '*'
+      .filteringPath (path) -> '/*'
+      .post('/*', '*')
+
+    [nGet, nPut, nPost] = [nGet, nPut, nPost].map (n) ->
+      n = n.times(numTimes)
+      if makeTimeout
+        return n.socketDelay(31000)
+      else
+        return n
+
+    if makeTimeout
+      [nGet, nPut, nPost].forEach (n) -> n.reply(200, 'Timed out')
+    else
+      nGet.replyWithError({message:'Monkey GET error!', code: errorCode})
+      nPut.replyWithError({message:'Monkey PUT error!', code: errorCode})
+      nPost.replyWithError({message:'Monkey POST error!', code: errorCode})
+
+  @goHome: ->
+    nock.restore()
+    nock.cleanAll()
+
+window.ChaosMonkey = ChaosMonkey
+module.exports = ChaosMonkey