diff --git a/packages/plugin-runtime-types/src/plugins/Context.ts b/packages/plugin-runtime-types/src/plugins/Context.ts
index ad880ae7..1e0a26ff 100644
--- a/packages/plugin-runtime-types/src/plugins/Context.ts
+++ b/packages/plugin-runtime-types/src/plugins/Context.ts
@@ -25,7 +25,7 @@ import type {
   TemplateRenderRequest,
   WorkspaceInfo,
 } from '../bindings/gen_events.ts';
-import type { HttpRequest } from '../bindings/gen_models.ts';
+import type { Folder, HttpRequest } from '../bindings/gen_models.ts';
 import type { JsonValue } from '../bindings/serde_json/JsonValue';
 
 export type WorkspaceHandle = Pick<WorkspaceInfo, 'id' | 'name'>;
@@ -82,6 +82,15 @@ export interface Context {
   };
   folder: {
     list(args?: ListFoldersRequest): Promise<ListFoldersResponse['folders']>;
+    getById(args: { id: string }): Promise<Folder | null>;
+    create(
+      args: Omit<Partial<Folder>, 'id' | 'model' | 'createdAt' | 'updatedAt'> &
+        Pick<Folder, 'workspaceId' | 'name'>,
+    ): Promise<Folder>;
+    update(
+      args: Omit<Partial<Folder>, 'model' | 'createdAt' | 'updatedAt'> & Pick<Folder, 'id'>,
+    ): Promise<Folder>;
+    delete(args: { id: string }): Promise<Folder>;
   };
   httpResponse: {
     find(args: FindHttpResponsesRequest): Promise<FindHttpResponsesResponse['httpResponses']>;
diff --git a/packages/plugin-runtime/src/PluginInstance.ts b/packages/plugin-runtime/src/PluginInstance.ts
index 52e81d70..36e288ba 100644
--- a/packages/plugin-runtime/src/PluginInstance.ts
+++ b/packages/plugin-runtime/src/PluginInstance.ts
@@ -11,6 +11,7 @@ import type {
   DeleteKeyValueResponse,
   DeleteModelResponse,
   FindHttpResponsesResponse,
+  Folder,
   GetCookieValueRequest,
   GetCookieValueResponse,
   GetHttpRequestByIdResponse,
@@ -782,6 +783,44 @@ export class PluginInstance {
           const { folders } = await this.#sendForReply<ListFoldersResponse>(context, payload);
           return folders;
         },
+        getById: async (args: { id: string }) => {
+          const payload = { type: 'list_folders_request' } as const;
+          const { folders } = await this.#sendForReply<ListFoldersResponse>(context, payload);
+          return folders.find((f) => f.id === args.id) ?? null;
+        },
+        create: async (args) => {
+          const payload = {
+            type: 'upsert_model_request',
+            model: {
+              name: '',
+              ...args,
+              id: '',
+              model: 'folder',
+            },
+          } as InternalEventPayload;
+          const response = await this.#sendForReply<UpsertModelResponse>(context, payload);
+          return response.model as Folder;
+        },
+        update: async (args) => {
+          const payload = {
+            type: 'upsert_model_request',
+            model: {
+              model: 'folder',
+              ...args,
+            },
+          } as InternalEventPayload;
+          const response = await this.#sendForReply<UpsertModelResponse>(context, payload);
+          return response.model as Folder;
+        },
+        delete: async (args: { id: string }) => {
+          const payload = {
+            type: 'delete_model_request',
+            model: 'folder',
+            id: args.id,
+          } as InternalEventPayload;
+          const response = await this.#sendForReply<DeleteModelResponse>(context, payload);
+          return response.model as Folder;
+        },
       },
       cookies: {
         getValue: async (args: GetCookieValueRequest) => {
diff --git a/plugins-external/mcp-server/src/tools/folder.ts b/plugins-external/mcp-server/src/tools/folder.ts
index 7f8d92b2..f6bf068d 100644
--- a/plugins-external/mcp-server/src/tools/folder.ts
+++ b/plugins-external/mcp-server/src/tools/folder.ts
@@ -2,6 +2,12 @@ import type { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
 import * as z from 'zod';
 import type { McpServerContext } from '../types.js';
 import { getWorkspaceContext } from './helpers.js';
+import {
+  authenticationSchema,
+  authenticationTypeSchema,
+  headersSchema,
+  workspaceIdSchema,
+} from './schemas.js';
 
 export function registerFolderTools(server: McpServer, ctx: McpServerContext) {
   server.registerTool(
@@ -10,10 +16,7 @@ export function registerFolderTools(server: McpServer, ctx: McpServerContext) {
       title: 'List Folders',
       description: 'List all folders in a workspace',
       inputSchema: {
-        workspaceId: z
-          .string()
-          .optional()
-          .describe('Workspace ID (required if multiple workspaces are open)'),
+        workspaceId: workspaceIdSchema,
       },
     },
     async ({ workspaceId }) => {
@@ -30,4 +33,116 @@ export function registerFolderTools(server: McpServer, ctx: McpServerContext) {
       };
     },
   );
+
+  server.registerTool(
+    'get_folder',
+    {
+      title: 'Get Folder',
+      description: 'Get details of a specific folder by ID',
+      inputSchema: {
+        id: z.string().describe('The folder ID'),
+        workspaceId: workspaceIdSchema,
+      },
+    },
+    async ({ id, workspaceId }) => {
+      const workspaceCtx = await getWorkspaceContext(ctx, workspaceId);
+      const folder = await workspaceCtx.yaak.folder.getById({ id });
+
+      return {
+        content: [
+          {
+            type: 'text' as const,
+            text: JSON.stringify(folder, null, 2),
+          },
+        ],
+      };
+    },
+  );
+
+  server.registerTool(
+    'create_folder',
+    {
+      title: 'Create Folder',
+      description: 'Create a new folder in a workspace',
+      inputSchema: {
+        workspaceId: workspaceIdSchema,
+        name: z.string().describe('Folder name'),
+        folderId: z.string().optional().describe('Parent folder ID (for nested folders)'),
+        description: z.string().optional().describe('Folder description'),
+        sortPriority: z.number().optional().describe('Sort priority for ordering'),
+        headers: headersSchema.describe('Default headers to apply to requests in this folder'),
+        authenticationType: authenticationTypeSchema,
+        authentication: authenticationSchema,
+      },
+    },
+    async ({ workspaceId: ogWorkspaceId, ...args }) => {
+      const workspaceCtx = await getWorkspaceContext(ctx, ogWorkspaceId);
+      const workspaceId = await workspaceCtx.yaak.window.workspaceId();
+      if (!workspaceId) {
+        throw new Error('No workspace is open');
+      }
+
+      const folder = await workspaceCtx.yaak.folder.create({
+        workspaceId: workspaceId,
+        ...args,
+      });
+
+      return {
+        content: [{ type: 'text' as const, text: JSON.stringify(folder, null, 2) }],
+      };
+    },
+  );
+
+  server.registerTool(
+    'update_folder',
+    {
+      title: 'Update Folder',
+      description: 'Update an existing folder',
+      inputSchema: {
+        id: z.string().describe('Folder ID to update'),
+        workspaceId: workspaceIdSchema,
+        name: z.string().optional().describe('Folder name'),
+        folderId: z.string().optional().describe('Parent folder ID (for nested folders)'),
+        description: z.string().optional().describe('Folder description'),
+        sortPriority: z.number().optional().describe('Sort priority for ordering'),
+        headers: headersSchema.describe('Default headers to apply to requests in this folder'),
+        authenticationType: authenticationTypeSchema,
+        authentication: authenticationSchema,
+      },
+    },
+    async ({ id, workspaceId, ...updates }) => {
+      const workspaceCtx = await getWorkspaceContext(ctx, workspaceId);
+      // Fetch existing folder to merge with updates
+      const existing = await workspaceCtx.yaak.folder.getById({ id });
+      if (!existing) {
+        throw new Error(`Folder with ID ${id} not found`);
+      }
+      // Merge existing fields with updates
+      const folder = await workspaceCtx.yaak.folder.update({
+        ...existing,
+        ...updates,
+        id,
+      });
+      return {
+        content: [{ type: 'text' as const, text: JSON.stringify(folder, null, 2) }],
+      };
+    },
+  );
+
+  server.registerTool(
+    'delete_folder',
+    {
+      title: 'Delete Folder',
+      description: 'Delete a folder by ID',
+      inputSchema: {
+        id: z.string().describe('Folder ID to delete'),
+      },
+    },
+    async ({ id }) => {
+      const folder = await ctx.yaak.folder.delete({ id });
+      return {
+        content: [{ type: 'text' as const, text: `Deleted: ${folder.name} (${folder.id})` }],
+      };
+    },
+  );
 }
diff --git a/plugins-external/mcp-server/src/tools/httpRequest.ts b/plugins-external/mcp-server/src/tools/httpRequest.ts
index 0bec8e07..5effa654 100644
--- a/plugins-external/mcp-server/src/tools/httpRequest.ts
+++ b/plugins-external/mcp-server/src/tools/httpRequest.ts
@@ -2,6 +2,15 @@ import type { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
 import * as z from 'zod';
 import type { McpServerContext } from '../types.js';
 import { getWorkspaceContext } from './helpers.js';
+import {
+  authenticationSchema,
+  authenticationTypeSchema,
+  bodySchema,
+  bodyTypeSchema,
+  headersSchema,
+  urlParametersSchema,
+  workspaceIdSchema,
+} from './schemas.js';
 
 export function registerHttpRequestTools(server: McpServer, ctx: McpServerContext) {
   server.registerTool(
@@ -10,10 +19,7 @@ export function registerHttpRequestTools(server: McpServer, ctx: McpServerContex
       title: 'List HTTP Requests',
       description: 'List all HTTP requests in a workspace',
       inputSchema: {
-        workspaceId: z
-          .string()
-          .optional()
-          .describe('Workspace ID (required if multiple workspaces are open)'),
+        workspaceId: workspaceIdSchema,
       },
     },
     async ({ workspaceId }) => {
@@ -38,10 +44,7 @@ export function registerHttpRequestTools(server: McpServer, ctx: McpServerContex
       description: 'Get details of a specific HTTP request by ID',
       inputSchema: {
         id: z.string().describe('The HTTP request ID'),
-        workspaceId: z
-          .string()
-          .optional()
-          .describe('Workspace ID (required if multiple workspaces are open)'),
+        workspaceId: workspaceIdSchema,
       },
     },
     async ({ id, workspaceId }) => {
@@ -67,10 +70,7 @@ export function registerHttpRequestTools(server: McpServer, ctx: McpServerContex
       inputSchema: {
         id: z.string().describe('The HTTP request ID to send'),
         environmentId: z.string().optional().describe('Optional environment ID to use'),
-        workspaceId: z
-          .string()
-          .optional()
-          .describe('Workspace ID (required if multiple workspaces are open)'),
+        workspaceId: workspaceIdSchema,
       },
     },
     async ({ id, workspaceId }) => {
@@ -99,10 +99,7 @@ export function registerHttpRequestTools(server: McpServer, ctx: McpServerContex
       title: 'Create HTTP Request',
       description: 'Create a new HTTP request',
       inputSchema: {
-        workspaceId: z
-          .string()
-          .optional()
-          .describe('Workspace ID (required if multiple workspaces are open)'),
+        workspaceId: workspaceIdSchema,
         name: z
           .string()
           .optional()
@@ -111,62 +108,12 @@ export function registerHttpRequestTools(server: McpServer, ctx: McpServerContex
         method: z.string().optional().describe('HTTP method (defaults to GET)'),
         folderId: z.string().optional().describe('Parent folder ID'),
         description: z.string().optional().describe('Request description'),
-        headers: z
-          .array(
-            z.object({
-              name: z.string(),
-              value: z.string(),
-              enabled: z.boolean().default(true),
-            }),
-          )
-          .optional()
-          .describe('Request headers'),
-        urlParameters: z
-          .array(
-            z.object({
-              name: z.string(),
-              value: z.string(),
-              enabled: z.boolean().default(true),
-            }),
-          )
-          .optional()
-          .describe('URL query parameters'),
-        bodyType: z
-          .string()
-          .optional()
-          .describe(
-            'Body type. Supported values: "binary", "graphql", "application/x-www-form-urlencoded", "multipart/form-data", or any text-based type (e.g., "application/json", "text/plain")',
-          ),
-        body: z
-          .record(z.string(), z.any())
-          .optional()
-          .describe(
-            'Body content object. Structure varies by bodyType:\n' +
-              '- "binary": { filePath: "/path/to/file" }\n' +
-              '- "graphql": { query: "{ users { name } }", variables: "{\\"id\\": \\"123\\"}" }\n' +
-              '- "application/x-www-form-urlencoded": { form: [{ name: "key", value: "val", enabled: true }] }\n' +
-              '- "multipart/form-data": { form: [{ name: "field", value: "text", file: "/path/to/file", enabled: true }] }\n' +
-              '- text-based (application/json, etc.): { text: "raw body content" }',
-          ),
-        authenticationType: z
-          .string()
-          .optional()
-          .describe(
-            'Authentication type. Common values: "basic", "bearer", "oauth2", "apikey", "jwt", "awsv4", "oauth1", "ntlm", "none". Use null to inherit from parent folder/workspace.',
-          ),
-        authentication: z
-          .record(z.string(), z.any())
-          .optional()
-          .describe(
-            'Authentication configuration object. Structure varies by authenticationType:\n' +
-              '- "basic": { username: "user", password: "pass" }\n' +
-              '- "bearer": { token: "abc123", prefix: "Bearer" }\n' +
-              '- "oauth2": { clientId: "...", clientSecret: "...", grantType: "authorization_code", authorizationUrl: "...", accessTokenUrl: "...", scope: "...", ... }\n' +
-              '- "apikey": { location: "header" | "query", key: "X-API-Key", value: "..." }\n' +
-              '- "jwt": { algorithm: "HS256", secret: "...", payload: "{ ... }" }\n' +
-              '- "awsv4": { accessKeyId: "...", secretAccessKey: "...", service: "sts", region: "us-east-1", sessionToken: "..." }\n' +
-              '- "none": {}',
-          ),
+        headers: headersSchema.describe('Request headers'),
+        urlParameters: urlParametersSchema,
+        bodyType: bodyTypeSchema,
+        body: bodySchema,
+        authenticationType: authenticationTypeSchema,
+        authentication: authenticationSchema,
       },
     },
     async ({ workspaceId: ogWorkspaceId, ...args }) => {
@@ -194,68 +141,18 @@ export function registerHttpRequestTools(server: McpServer, ctx: McpServerContex
       description: 'Update an existing HTTP request',
       inputSchema: {
         id: z.string().describe('HTTP request ID to update'),
-        workspaceId: z.string().describe('Workspace ID'),
+        workspaceId: workspaceIdSchema,
         name: z.string().optional().describe('Request name'),
         url: z.string().optional().describe('Request URL'),
         method: z.string().optional().describe('HTTP method'),
         folderId: z.string().optional().describe('Parent folder ID'),
         description: z.string().optional().describe('Request description'),
-        headers: z
-          .array(
-            z.object({
-              name: z.string(),
-              value: z.string(),
-              enabled: z.boolean().default(true),
-            }),
-          )
-          .optional()
-          .describe('Request headers'),
-        urlParameters: z
-          .array(
-            z.object({
-              name: z.string(),
-              value: z.string(),
-              enabled: z.boolean().default(true),
-            }),
-          )
-          .optional()
-          .describe('URL query parameters'),
-        bodyType: z
-          .string()
-          .optional()
-          .describe(
-            'Body type. Supported values: "binary", "graphql", "application/x-www-form-urlencoded", "multipart/form-data", or any text-based type (e.g., "application/json", "text/plain")',
-          ),
-        body: z
-          .record(z.string(), z.any())
-          .optional()
-          .describe(
-            'Body content object. Structure varies by bodyType:\n' +
-              '- "binary": { filePath: "/path/to/file" }\n' +
-              '- "graphql": { query: "{ users { name } }", variables: "{\\"id\\": \\"123\\"}" }\n' +
-              '- "application/x-www-form-urlencoded": { form: [{ name: "key", value: "val", enabled: true }] }\n' +
-              '- "multipart/form-data": { form: [{ name: "field", value: "text", file: "/path/to/file", enabled: true }] }\n' +
-              '- text-based (application/json, etc.): { text: "raw body content" }',
-          ),
-        authenticationType: z
-          .string()
-          .optional()
-          .describe(
-            'Authentication type. Common values: "basic", "bearer", "oauth2", "apikey", "jwt", "awsv4", "oauth1", "ntlm", "none". Use null to inherit from parent folder/workspace.',
-          ),
-        authentication: z
-          .record(z.string(), z.any())
-          .optional()
-          .describe(
-            'Authentication configuration object. Structure varies by authenticationType:\n' +
-              '- "basic": { username: "user", password: "pass" }\n' +
-              '- "bearer": { token: "abc123", prefix: "Bearer" }\n' +
-              '- "oauth2": { clientId: "...", clientSecret: "...", grantType: "authorization_code", authorizationUrl: "...", accessTokenUrl: "...", scope: "...", ... }\n' +
-              '- "apikey": { location: "header" | "query", key: "X-API-Key", value: "..." }\n' +
-              '- "jwt": { algorithm: "HS256", secret: "...", payload: "{ ... }" }\n' +
-              '- "awsv4": { accessKeyId: "...", secretAccessKey: "...", service: "sts", region: "us-east-1", sessionToken: "..." }\n' +
-              '- "none": {}',
-          ),
+        headers: headersSchema.describe('Request headers'),
+        urlParameters: urlParametersSchema,
+        bodyType: bodyTypeSchema,
+        body: bodySchema,
+        authenticationType: authenticationTypeSchema,
+        authentication: authenticationSchema,
       },
     },
     async ({ id, workspaceId, ...updates }) => {
diff --git a/plugins-external/mcp-server/src/tools/schemas.ts b/plugins-external/mcp-server/src/tools/schemas.ts
new file mode 100644
index 00000000..7a1cb4ab
--- /dev/null
+++ b/plugins-external/mcp-server/src/tools/schemas.ts
@@ -0,0 +1,67 @@
+import * as z from 'zod';
+
+export const workspaceIdSchema = z
+  .string()
+  .optional()
+  .describe('Workspace ID (required if multiple workspaces are open)');
+
+export const headersSchema = z
+  .array(
+    z.object({
+      name: z.string(),
+      value: z.string(),
+      enabled: z.boolean().default(true),
+    }),
+  )
+  .optional();
+
+export const urlParametersSchema = z
+  .array(
+    z.object({
+      name: z.string(),
+      value: z.string(),
+      enabled: z.boolean().default(true),
+    }),
+  )
+  .optional()
+  .describe('URL query parameters');
+
+export const bodyTypeSchema = z
+  .string()
+  .optional()
+  .describe(
+    'Body type. Supported values: "binary", "graphql", "application/x-www-form-urlencoded", "multipart/form-data", or any text-based type (e.g., "application/json", "text/plain")',
+  );
+
+export const bodySchema = z
+  .record(z.string(), z.any())
+  .optional()
+  .describe(
+    'Body content object. Structure varies by bodyType:\n' +
+      '- "binary": { filePath: "/path/to/file" }\n' +
+      '- "graphql": { query: "{ users { name } }", variables: "{\\"id\\": \\"123\\"}" }\n' +
+      '- "application/x-www-form-urlencoded": { form: [{ name: "key", value: "val", enabled: true }] }\n' +
+      '- "multipart/form-data": { form: [{ name: "field", value: "text", file: "/path/to/file", enabled: true }] }\n' +
+      '- text-based (application/json, etc.): { text: "raw body content" }',
+  );
+
+export const authenticationTypeSchema = z
+  .string()
+  .optional()
+  .describe(
+    'Authentication type. Common values: "basic", "bearer", "oauth2", "apikey", "jwt", "awsv4", "oauth1", "ntlm", "none". Use null to inherit from parent.',
+  );
+
+export const authenticationSchema = z
+  .record(z.string(), z.any())
+  .optional()
+  .describe(
+    'Authentication configuration object. Structure varies by authenticationType:\n' +
+      '- "basic": { username: "user", password: "pass" }\n' +
+      '- "bearer": { token: "abc123", prefix: "Bearer" }\n' +
+      '- "oauth2": { clientId: "...", clientSecret: "...", grantType: "authorization_code", authorizationUrl: "...", accessTokenUrl: "...", scope: "...", ... }\n' +
+      '- "apikey": { location: "header" | "query", key: "X-API-Key", value: "..." }\n' +
+      '- "jwt": { algorithm: "HS256", secret: "...", payload: "{ ... }" }\n' +
+      '- "awsv4": { accessKeyId: "...", secretAccessKey: "...", service: "sts", region: "us-east-1", sessionToken: "..." }\n' +
+      '- "none": {}',
+  );