diff --git a/packages/@vuepress/cli/README.md b/packages/@vuepress/cli/README.md
index aea4c4ff..e2524b69 100644
--- a/packages/@vuepress/cli/README.md
+++ b/packages/@vuepress/cli/README.md
@@ -1,3 +1,18 @@
 # @vuepress/cli
 
-> cli for vuepress
\ No newline at end of file
+> cli for vuepress
+
+## APIs
+
+### program
+
+Current instance of [commander.js](https://github.com/tj/commander.js)
+
+### bootstrap(options)
+
+Launch the cli.
+
+#### options.plugins
+
+#### options.theme
+         
\ No newline at end of file