diff --git a/api.yaml b/api.yaml
index 7f34af7..7b53be3 100644
--- a/api.yaml
+++ b/api.yaml
@@ -45,7 +45,7 @@ paths:
         - in: query
           name: limit
           schema:
-            type: integer
+            type: number
           description: Limit of recent authors to return
       responses:
         200:
@@ -70,7 +70,7 @@ paths:
         - in: query
           name: limit
           schema:
-            type: integer
+            type: number
           description: Limit of recent tags to return
       responses:
         200:
@@ -90,7 +90,7 @@ paths:
         - in: query
           name: limit
           schema:
-            type: integer
+            type: number
           description: Limit of recent articles to return
       responses:
         200:
@@ -134,7 +134,7 @@ paths:
         - in: query
           name: limit
           schema:
-            type: integer
+            type: number
           description: Limit of articles to return
       responses:
         200:
@@ -286,6 +286,110 @@ paths:
         404:
           description: Article was not found
 
+  /api/assets:
+    get:
+      summary: Get a list of assets which a article uses
+      parameters:
+        - in: query
+          name: article_id
+          schema:
+            type: number
+          description: Id of the article to get the assets from
+      security:
+        - cookie: []
+      responses:
+        200:
+          description: All assets of the article
+          content:
+            application/json:
+              schema:
+                type: array
+                items:
+                  $ref: '#/components/schemas/Asset'
+        401:
+          description: Not authorized
+        404:
+          description: Article was not found
+    post:
+      summary: Adds a new asset to an article
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                article_id:
+                  type: number
+                  description: Id of the article to store the asset to
+                name:
+                  type: string
+                  description: Name of the asset
+                content:
+                  type: string
+                  description: The asset itself
+      security:
+        - cookie: []
+      responses:
+        201:
+          description: The asset was created / uploaded
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/Asset'
+        401:
+          description: Not authorized
+        409:
+          description: A asset with the same name for the same article already exists
+    patch:
+      summary: Changes an asset name. This impacts its alt tag and the link to it
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                id:
+                  type: number
+                  description: Id of the asset
+                name:
+                  type: string
+                  description: New name of the asset
+      security:
+        - cookie: []
+      responses:
+        200:
+          description: The asset name was changed successfully
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/Asset'
+        401:
+          description: Not authorized
+        404:
+          description: An asset with this id does not exist
+        409:
+          description: A asset with the same name for the same article already exists
+    delete:
+      summary: Deletes assets
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                id:
+                  type: number
+                  description: Id of the assets to delete
+      security:
+        - cookie: []
+      responses:
+        200:
+          description: The asset was sucessfully deleted
+        401:
+          description: Not authorized
+        404:
+          description: An asset with this id does not exist
+
   /api/tag:
     post:
       summary: Creates a new tag
@@ -379,6 +483,18 @@ components:
         name:
           type: string
           description: Name of the tag
+    Asset:
+      type: object
+      properties:
+        id:
+          type: number
+          description: Id of the asset
+        name:
+          type: string
+          description: Name of the asset
+        link:
+          type: string
+          description: Static link to the asset
   securitySchemes:
     cookie:
       type: apiKey