diff --git a/app/components/index-setting.hbs b/app/components/index-setting.hbs
index a4f235c..038a4b9 100644
--- a/app/components/index-setting.hbs
+++ b/app/components/index-setting.hbs
@@ -12,6 +12,7 @@
       @schema={{@setting}}
       @sendValue={{this.save}}
       @invoker={{this.invoker}}
+      @onDidValidation={{set this 'errors'}}
       class='h-40'
     />
   </Form::Element>
diff --git a/app/components/index-setting.js b/app/components/index-setting.js
index c7c1134..86f7851 100644
--- a/app/components/index-setting.js
+++ b/app/components/index-setting.js
@@ -3,8 +3,6 @@ import { action } from '@ember/object';
 import { tracked } from '@glimmer/tracking';
 import ActionInvoker from '../lib/action-invoker';
 import { inject as service } from '@ember/service';
-import { editor } from 'monaco-editor/esm/vs/editor/editor.api.js';
-import { registerDestructor } from '@ember/destroyable';
 
 export default class FormIndexSettingComponent extends Component {
   @service toaster;
@@ -16,12 +14,6 @@ export default class FormIndexSettingComponent extends Component {
     super(...arguments);
 
     this.invoker = new ActionInvoker();
-
-    // Checking errors
-    const onDidChangeMarkersHandler = editor.onDidChangeMarkers(() => {
-      this.errors = editor.getModelMarkers().map((item) => item.message);
-    });
-    registerDestructor(this, onDidChangeMarkersHandler.dispose);
   }
 
   @action
@@ -40,12 +32,12 @@ export default class FormIndexSettingComponent extends Component {
   @action
   async setValue() {
     this.value = await this.args.index.getSetting(this.args.setting.name);
-    this.error = [];
+    this.errors = [];
   }
 
   @action
   reset() {
-    this.error = [];
+    this.errors = [];
 
     try {
       return this.args.index
diff --git a/app/components/monaco-editor.js b/app/components/monaco-editor.js
index d4950e3..2b83b9d 100644
--- a/app/components/monaco-editor.js
+++ b/app/components/monaco-editor.js
@@ -82,6 +82,14 @@ export default class MonacoEditorComponent extends Component {
       }
     );
     registerDestructor(this, onDidContentSizeChangeHandler.dispose);
+
+    // Validation
+    const onDidChangeMarkersHandler = editor.onDidChangeMarkers(() => {
+      this.args.onDidValidation?.(
+        editor.getModelMarkers().map((item) => item.message)
+      );
+    });
+    registerDestructor(this, onDidChangeMarkersHandler.dispose);
   }
 
   @action
diff --git a/app/controllers/admin/indexes/item/documents/document/edit.js b/app/controllers/admin/indexes/item/documents/document/edit.js
index 15d56ff..23c3749 100644
--- a/app/controllers/admin/indexes/item/documents/document/edit.js
+++ b/app/controllers/admin/indexes/item/documents/document/edit.js
@@ -8,7 +8,7 @@ export default class AdminIndexesItemDocumentsDocumentEditController extends Con
   @service router;
   @service toaster;
 
-  @tracked error;
+  @tracked errors = [];
   @tracked isSaving;
 
   constructor() {
@@ -19,7 +19,7 @@ export default class AdminIndexesItemDocumentsDocumentEditController extends Con
 
   @action
   async save(value) {
-    this.error = null;
+    this.errors = [];
 
     this.isSaving = true;
 
@@ -30,7 +30,7 @@ export default class AdminIndexesItemDocumentsDocumentEditController extends Con
 
       this.toaster.taskToast(task);
     } catch (error) {
-      this.error = error.error || error;
+      this.errors = [error.error || error];
     }
   }
 
diff --git a/app/controllers/admin/keys/key/edit.js b/app/controllers/admin/keys/key/edit.js
index a934752..9e7ff15 100644
--- a/app/controllers/admin/keys/key/edit.js
+++ b/app/controllers/admin/keys/key/edit.js
@@ -8,7 +8,7 @@ export default class AdminKeysKeyEditController extends Controller {
   @service router;
   @service toaster;
 
-  @tracked error;
+  @tracked errors;
   @tracked isSaving;
 
   constructor() {
@@ -21,7 +21,7 @@ export default class AdminKeysKeyEditController extends Controller {
   async save(value) {
     const isNew = this.model.isNew;
 
-    this.error = null;
+    this.errors = [];
     this.isSaving = true;
 
     try {
@@ -37,7 +37,7 @@ export default class AdminKeysKeyEditController extends Controller {
 
       await this.router.transitionTo('admin.keys.key.index', key.uid);
     } catch (error) {
-      this.error = error.error || error;
+      this.errors = [error.error || error];
     } finally {
       this.isSaving = false;
     }
diff --git a/app/models/index.js b/app/models/index.js
index 048f3a4..a76d49e 100644
--- a/app/models/index.js
+++ b/app/models/index.js
@@ -17,6 +17,20 @@ export default class Index {
     return Boolean(!this.uid);
   }
 
+  get documentSetting() {
+    const uri = 'https://docs.meilisearch.com/reference/api/documents';
+
+    return {
+      uri: uri,
+      fileMatch: [uri],
+      schema: {
+        $id: uri,
+        type: 'object',
+        required: [this.primaryKey],
+      },
+    };
+  }
+
   // TODO: replace to getSetting
   getSortableAttributes() {
     return query(`${this.path}/settings/sortable-attributes`);
diff --git a/app/models/key.js b/app/models/key.js
index ee4e273..9dd34a8 100644
--- a/app/models/key.js
+++ b/app/models/key.js
@@ -33,6 +33,90 @@ export default class Key {
     );
   }
 
+  get setting() {
+    const uri = 'https://docs.meilisearch.com/reference/api/keys';
+    const required = this.isNew ? ['actions', 'indexes', 'expiresAt'] : [];
+
+    return {
+      uri: uri,
+      fileMatch: [uri],
+      schema: {
+        $id: uri,
+        type: 'object',
+        additionalProperties: false,
+        properties: {
+          actions: {
+            type: 'array',
+            // enum: [
+            //   '*',
+            //   'search',
+
+            //   'documents.*',
+            //   'documents.add',
+            //   'documents.get',
+            //   'documents.delete',
+
+            //   'indexes.*',
+            //   'indexes.create',
+            //   'indexes.get',
+            //   'indexes.update',
+            //   'indexes.delete',
+
+            //   'tasks.*',
+            //   'tasks.get',
+
+            //   'settings.*',
+            //   'settings.get',
+            //   'settings.update',
+
+            //   'stats.*',
+            //   'stats.get',
+
+            //   'dumps.*',
+            //   'dumps.create',
+
+            //   'version',
+
+            //   'keys.*',
+            //   'keys.get',
+            //   'keys.create',
+            //   'keys.update',
+            //   'keys.delete',
+            // ],
+            items: {
+              type: 'string',
+            },
+            uniqueItems: true,
+            minItems: 1,
+          },
+          indexes: {
+            oneOf: [
+              { type: 'array', enum: ['*'] },
+              {
+                type: 'array',
+                items: {
+                  type: 'string',
+                },
+                uniqueItems: true,
+                minItems: 1,
+              },
+            ],
+          },
+          expiresAt: {
+            type: ['null', 'date-time'],
+          },
+          name: {
+            type: ['null', 'string'],
+          },
+          description: {
+            type: ['null', 'string'],
+          },
+        },
+        required,
+      },
+    };
+  }
+
   save(data) {
     const path = this.isNew ? 'keys' : this.path;
     const method = this.isNew ? 'POST' : 'PATCH';
diff --git a/app/routes/admin/indexes/item/settings.js b/app/routes/admin/indexes/item/settings.js
index 6597900..cb27fdd 100644
--- a/app/routes/admin/indexes/item/settings.js
+++ b/app/routes/admin/indexes/item/settings.js
@@ -2,8 +2,7 @@ import Route from '@ember/routing/route';
 import { dasherize } from '@ember/string';
 
 const urlSettingsPrefix = 'https://docs.meilisearch.com/reference/api/settings';
-
-export const settings = [
+const settings = [
   {
     name: 'displayedAttributes',
     schema: {
diff --git a/app/templates/admin/indexes/item/documents/document/edit.hbs b/app/templates/admin/indexes/item/documents/document/edit.hbs
index 67f48b8..34e737e 100644
--- a/app/templates/admin/indexes/item/documents/document/edit.hbs
+++ b/app/templates/admin/indexes/item/documents/document/edit.hbs
@@ -1,10 +1,13 @@
 <div class='mb-4'>
-  <Form::Element @errors={{array this.error}}>
+  <Form::Element @errors={{this.errors}}>
     <MonacoEditor
       @value={{json-stringify @model.document}}
+      @uri={{@model.index.documentSetting.uri}}
       @language='json'
+      @schema={{@model.index.documentSetting}}
       @sendValue={{this.save}}
       @invoker={{this.invoker}}
+      @onDidValidation={{set this 'errors'}}
     />
   </Form::Element>
 
diff --git a/app/templates/admin/keys/key/edit.hbs b/app/templates/admin/keys/key/edit.hbs
index 1fc32ae..00aeda9 100644
--- a/app/templates/admin/keys/key/edit.hbs
+++ b/app/templates/admin/keys/key/edit.hbs
@@ -3,12 +3,15 @@
 {{/if}}
 
 <div class='mb-4'>
-  <Form::Element @errors={{array this.error}}>
+  <Form::Element @errors={{this.errors}}>
     <MonacoEditor
       @value={{json-stringify @model.editablePayload}}
+      @uri={{@model.setting.uri}}
       @language='json'
+      @schema={{@model.setting}}
       @sendValue={{this.save}}
       @invoker={{this.invoker}}
+      @onDidValidation={{set this 'errors'}}
     />
   </Form::Element>