diff --git a/examples/http/client.js b/examples/http/client.js
index 44974b3..6c6e6fb 100644
--- a/examples/http/client.js
+++ b/examples/http/client.js
@@ -10,12 +10,12 @@ const app = choo({
     const send = createSend('onError: ')
     send('app:error', err)
   },
-  onAction: function (action, state, name, caller, createSend) {
+  onAction: function (data, state, name, caller, createSend) {
     console.groupCollapsed(`Action: ${caller} -> ${name}`)
-    console.log(action)
+    console.log(data)
     console.groupEnd()
   },
-  onState: function (action, state, prev, createSend) {
+  onState: function (data, state, prev, createSend) {
     console.groupCollapsed('State')
     console.log(prev)
     console.log(state)
diff --git a/examples/http/models/api.js b/examples/http/models/api.js
index e7bd2c0..9fd5826 100644
--- a/examples/http/models/api.js
+++ b/examples/http/models/api.js
@@ -6,13 +6,13 @@ module.exports = {
     title: 'Button pushing machine 3000'
   },
   reducers: {
-    set: (action, state) => ({ 'title': action.data })
+    set: (data, state) => ({ 'title': data })
   },
   effects: {
-    good: function (action, state, send, done) {
+    good: function (data, state, send, done) {
       request('/good', send, done)
     },
-    bad: (action, state, send, done) => request('/bad', send, done)
+    bad: (data, state, send, done) => request('/bad', send, done)
   }
 }
 
@@ -26,6 +26,6 @@ function request (uri, send, done) {
       return done(new Error(message))
     }
     if (!body) return done(new Error('fatal: no body received'))
-    send('api:set', { data: body.message || body.title }, done)
+    send('api:set', body.message || body.title, done)
   })
 }
diff --git a/examples/http/models/error.js b/examples/http/models/error.js
index b3e0cea..bd1620a 100644
--- a/examples/http/models/error.js
+++ b/examples/http/models/error.js
@@ -15,13 +15,13 @@ module.exports = {
     triggerTime: null
   },
   reducers: {
-    setError: function (action, state) {
+    setError: function (data, state) {
       return {
-        errors: state.errors.concat(action.message),
-        errorTimeDone: action.errorTimeDone
+        errors: state.errors.concat(data.message),
+        errorTimeDone: data.errorTimeDone
       }
     },
-    'delError': function (action, state) {
+    'delError': function (data, state) {
       state.errors.shift()
       return { errors: state.errors }
     }
diff --git a/examples/sse/client.js b/examples/sse/client.js
index e014f4f..6f606d8 100644
--- a/examples/sse/client.js
+++ b/examples/sse/client.js
@@ -35,13 +35,13 @@ function createModel () {
       }
     ],
     reducers: {
-      'print': (action, state) => {
-        return ({ msg: state.msg + ' ' + action.payload })
+      'print': (data, state) => {
+        return ({ msg: state.msg + ' ' + data.payload })
       }
     },
     effects: {
       close: () => stream.close(),
-      error: (action, state) => console.error(`error: ${action.payload}`)
+      error: (data, state) => console.error(`error: ${data.payload}`)
     }
   }
 }
diff --git a/examples/title/client.js b/examples/title/client.js
index 3ea603d..35f4dc8 100644
--- a/examples/title/client.js
+++ b/examples/title/client.js
@@ -8,10 +8,10 @@ app.model({
     title: 'my demo app'
   },
   reducers: {
-    update: (action, state) => ({ title: action.payload })
+    update: (data, state) => ({ title: data.payload })
   },
   effects: {
-    update: (action, state, send) => (document.title = action.payload)
+    update: (data, state, send) => (document.title = data.payload)
   }
 })