diff --git a/packages/graphql-playground-react/src/components/MiddlewareApp.tsx b/packages/graphql-playground-react/src/components/MiddlewareApp.tsx
index 8d3325955..eddb15663 100644
--- a/packages/graphql-playground-react/src/components/MiddlewareApp.tsx
+++ b/packages/graphql-playground-react/src/components/MiddlewareApp.tsx
@@ -67,6 +67,7 @@ const defaultSettings = `{
   "general.betaUpdates": false,
   "editor.theme": "dark",
   "editor.reuseHeaders": true,
+  "request.credentials": "omit",
   "tracing.hideTracingResponse": true
 }`
 
diff --git a/packages/graphql-playground-react/src/components/Playground.tsx b/packages/graphql-playground-react/src/components/Playground.tsx
index 0cefe3abe..816356539 100644
--- a/packages/graphql-playground-react/src/components/Playground.tsx
+++ b/packages/graphql-playground-react/src/components/Playground.tsx
@@ -1016,8 +1016,7 @@ export class Playground extends React.PureComponent<Props & DocsState, State> {
       // tslint:disable-lin
       method: 'post',
       headers,
-      // TODO enable
-      // credentials: 'include',
+      credentials: this.props.settings["request.credentials"],
       body: JSON.stringify(graphQLParams),
     }).then(response => {
       if (typeof this.props.onSuccess === 'function') {