diff --git a/api/gpg.go b/api/gpg.go
index 835bbb71..10554660 100644
--- a/api/gpg.go
+++ b/api/gpg.go
@@ -12,22 +12,23 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
-// @Summary TODO
-// @Description **ToDo**
-// @Description To Do
+type gpgAddKeyParams struct {
+	Keyserver   string
+	GpgKeyID    string
+	GpgKeyArmor string
+	Keyring     string
+}
+
+// @Summary Add GPG Key
+// @Description Adds a GPG key to aptly keyring
 // @Tags GPG
 // @Produce json
-// @Success 200 {object} string "msg"
+// @Success 200 {object} string "OK"
+// @Failure 400 {object} Error "Bad Request"
 // @Failure 404 {object} Error "Not Found"
 // @Router /api/gpg [post]
 func apiGPGAddKey(c *gin.Context) {
-	var b struct {
-		Keyserver   string
-		GpgKeyID    string
-		GpgKeyArmor string
-		Keyring     string
-	}
-
+	b := gpgAddKeyParams{}
 	if c.Bind(&b) != nil {
 		return
 	}
diff --git a/api/graph.go b/api/graph.go
index cd04063b..c23b5f02 100644
--- a/api/graph.go
+++ b/api/graph.go
@@ -12,13 +12,16 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
-// @Summary TODO
-// @Description **ToDo**
-// @Description To Do
+// @Summary Graph Output
+// @Description **Generate graph of aptly objects (same as in aptly graph command).**
+// @Description e.g open url `http://localhost:8080/api/graph.svg?layout=vertical` in browser
 // @Tags Graph
 // @Produce json
-// @Success 200 {object} string "msg"
+// @Param ext path string true "ext specifies desired file extension, e.g. .png, .svg."
+// @Param layout query string false "Change between a `horizontal` (default) and a `vertical` graph layout."
+// @Success 200 {object} []byte "Output"
 // @Failure 404 {object} Error "Not Found"
+// @Failure 500 {object} Error "Internal Server Error"
 // @Router /api/graph [get]
 // GET /api/graph.:ext?layout=[vertical|horizontal(default)]
 func apiGraph(c *gin.Context) {