diff --git a/lib.go b/lib.go
index c9a6811..bb66a61 100644
--- a/lib.go
+++ b/lib.go
@@ -17,11 +17,9 @@ type Cli struct {
 func (c *Cli) BasePath() string {
 	return c.basePath
 }
-
 func (c *Cli) SetBasePath(basePath string) {
 	c.basePath = basePath
 }
-
 func (c *Cli) AddHeader(k string, v string) {
 	c.headers[k] = v
 }
@@ -135,3 +133,12 @@ func NewCli() *Cli {
 	}
 	return ret
 }
+
+var cli *Cli
+
+func C() *Cli {
+	if cli == nil {
+		cli = NewCli()
+	}
+	return cli
+}