diff --git a/.changeset/proud-pugs-teach.md b/.changeset/proud-pugs-teach.md
new file mode 100644
index 0000000000000..504d7e73369ea
--- /dev/null
+++ b/.changeset/proud-pugs-teach.md
@@ -0,0 +1,6 @@
+---
+"@rocket.chat/meteor": patch
+"@rocket.chat/rest-typings": patch
+---
+
+Add OpenAPI support for the Rocket.Chat Webdav API endpoints by migrating to a modern chained route definition syntax and utilizing shared AJV schemas for validation to enhance API documentation and ensure type safety through response validation.
diff --git a/apps/meteor/app/api/server/v1/webdav.ts b/apps/meteor/app/api/server/v1/webdav.ts
index 2bdd2ba8f2e46..43790aaea8670 100644
--- a/apps/meteor/app/api/server/v1/webdav.ts
+++ b/apps/meteor/app/api/server/v1/webdav.ts
@@ -1,15 +1,78 @@
 import { api } from '@rocket.chat/core-services';
+import type { IWebdavAccount, IWebdavAccountIntegration } from '@rocket.chat/core-typings';
 import { WebdavAccounts } from '@rocket.chat/models';
-import Ajv from 'ajv';
+import { ajv } from '@rocket.chat/rest-typings/src/v1/Ajv';
+import type { DeleteResult } from 'mongodb';
 
+import type { ExtractRoutesFromAPI } from '../ApiClass';
 import { API } from '../api';
 import { findWebdavAccountsByUserId } from '../lib/webdav';
 
-// TO-DO: remove this AJV instance and import one from the core-typings
-const ajv = new Ajv({ coerceTypes: true });
+const webdavGetMyAccountsEndpoints = API.v1.get(
+	'webdav.getMyAccounts',
+	{
+		authRequired: true,
+		response: {
+			200: ajv.compile<{
+				accounts: IWebdavAccountIntegration[];
+			}>({
+				type: 'object',
+				properties: {
+					accounts: {
+						type: 'array',
+						items: {
+							type: 'object',
+							properties: {
+								_id: {
+									type: 'string',
+								},
+								serverURL: {
+									type: 'string',
+								},
+								username: {
+									type: 'string',
+								},
+								name: {
+									type: 'string',
+								},
+							},
+							required: ['_id', 'serverURL', 'username', 'name'],
+							additionalProperties: false,
+						},
+					},
+					success: {
+						type: 'boolean',
+						description: 'Indicates if the request was successful.',
+					},
+				},
+				required: ['success', 'accounts'],
+				additionalProperties: false,
+			}),
+			401: ajv.compile({
+				type: 'object',
+				properties: {
+					message: {
+						type: 'string',
+					},
+					success: {
+						type: 'boolean',
+						description: 'Indicates if the request was successful.',
+					},
+				},
+				required: ['success', 'message'],
+				additionalProperties: false,
+			}),
+		},
+	},
+	async function action() {
+		return API.v1.success({
+			accounts: await findWebdavAccountsByUserId({ uid: this.userId }),
+		});
+	},
+);
 
 type POSTRemoveWebdavAccount = {
-	accountId: string;
+	accountId: IWebdavAccount['_id'];
 };
 
 const POSTRemoveWebdavAccountSchema = {
@@ -25,37 +88,96 @@ const POSTRemoveWebdavAccountSchema = {
 
 const isPOSTRemoveWebdavAccount = ajv.compile<POSTRemoveWebdavAccount>(POSTRemoveWebdavAccountSchema);
 
-API.v1.addRoute(
-	'webdav.getMyAccounts',
-	{ authRequired: true },
-	{
-		async get() {
-			return API.v1.success({
-				accounts: await findWebdavAccountsByUserId({ uid: this.userId }),
-			});
-		},
-	},
-);
-
-API.v1.addRoute(
+const webdavRemoveAccountEndpoints = API.v1.post(
 	'webdav.removeWebdavAccount',
 	{
 		authRequired: true,
 		validateParams: isPOSTRemoveWebdavAccount,
-	},
-	{
-		async post() {
-			const { accountId } = this.bodyParams;
-
-			const removed = await WebdavAccounts.removeByUserAndId(accountId, this.userId);
-			if (removed) {
-				void api.broadcast('notify.webdav', this.userId, {
-					type: 'removed',
-					account: { _id: accountId },
-				});
-			}
-
-			return API.v1.success({ result: removed });
+		body: isPOSTRemoveWebdavAccount,
+		response: {
+			200: ajv.compile<{
+				result: DeleteResult;
+			}>({
+				type: 'object',
+				properties: {
+					result: {
+						type: 'object',
+						properties: {
+							acknowledged: {
+								type: 'boolean',
+							},
+							deletedCount: {
+								type: 'integer',
+							},
+						},
+						required: ['acknowledged', 'deletedCount'],
+						additionalProperties: false,
+					},
+					success: {
+						type: 'boolean',
+						description: 'Indicates if the request was successful.',
+					},
+				},
+				required: ['result', 'success'],
+				additionalProperties: false,
+			}),
+			400: ajv.compile({
+				type: 'object',
+				properties: {
+					errorType: {
+						type: 'string',
+					},
+					error: {
+						type: 'string',
+					},
+					success: {
+						type: 'boolean',
+						description: 'Indicates if the request was successful.',
+					},
+				},
+				required: ['success', 'errorType', 'error'],
+				additionalProperties: false,
+			}),
+			401: ajv.compile({
+				type: 'object',
+				properties: {
+					message: {
+						type: 'string',
+					},
+					success: {
+						type: 'boolean',
+						description: 'Indicates if the request was successful.',
+					},
+				},
+				required: ['success', 'message'],
+				additionalProperties: false,
+			}),
 		},
 	},
+	async function action() {
+		const { accountId } = this.bodyParams;
+
+		const removed = await WebdavAccounts.removeByUserAndId(accountId, this.userId);
+		if (removed) {
+			void api.broadcast('notify.webdav', this.userId, {
+				type: 'removed',
+				account: { _id: accountId },
+			});
+		}
+
+		return API.v1.success({ result: removed });
+	},
 );
+
+type WebdavGetMyAccountsEndpoints = ExtractRoutesFromAPI<typeof webdavGetMyAccountsEndpoints>;
+
+type WebdavRemoveAccountEndpoints = ExtractRoutesFromAPI<typeof webdavRemoveAccountEndpoints>;
+
+export type WebdavEndpoints = WebdavGetMyAccountsEndpoints | WebdavRemoveAccountEndpoints;
+
+declare module '@rocket.chat/rest-typings' {
+	// eslint-disable-next-line @typescript-eslint/naming-convention, @typescript-eslint/no-empty-interface
+	interface Endpoints extends WebdavGetMyAccountsEndpoints {}
+	// eslint-disable-next-line @typescript-eslint/naming-convention, @typescript-eslint/no-empty-interface
+	interface Endpoints extends WebdavRemoveAccountEndpoints {}
+}
diff --git a/packages/rest-typings/src/index.ts b/packages/rest-typings/src/index.ts
index 18e3fd7f75d9b..dcdd48c12bab7 100644
--- a/packages/rest-typings/src/index.ts
+++ b/packages/rest-typings/src/index.ts
@@ -49,7 +49,6 @@ import type { UsersEndpoints } from './v1/users';
 import type { VideoConferenceEndpoints } from './v1/videoConference';
 import type { VoipEndpoints } from './v1/voip';
 import type { VoipFreeSwitchEndpoints } from './v1/voip-freeswitch';
-import type { WebdavEndpoints } from './v1/webdav';
 
 // eslint-disable-next-line @typescript-eslint/naming-convention
 export interface Endpoints
@@ -92,7 +91,6 @@ export interface Endpoints
 		AssetsEndpoints,
 		EmailInboxEndpoints,
 		MailerEndpoints,
-		WebdavEndpoints,
 		OAuthAppsEndpoint,
 		SubscriptionsEndpoints,
 		AutoTranslateEndpoints,
diff --git a/packages/rest-typings/src/v1/webdav.ts b/packages/rest-typings/src/v1/webdav.ts
deleted file mode 100644
index 190d7d2f02cd1..0000000000000
--- a/packages/rest-typings/src/v1/webdav.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import type { IWebdavAccount, IWebdavAccountIntegration } from '@rocket.chat/core-typings';
-import type { DeleteResult } from 'mongodb';
-
-export type WebdavEndpoints = {
-	'/v1/webdav.getMyAccounts': {
-		GET: () => {
-			accounts: IWebdavAccountIntegration[];
-		};
-	};
-	'/v1/webdav.removeWebdavAccount': {
-		POST: (params: { accountId: IWebdavAccount['_id'] }) => {
-			result: DeleteResult;
-		};
-	};
-};