diff --git a/packages/types/src/events.ts b/packages/types/src/events.ts
index d4a05f8e3e6..54267d67e4e 100644
--- a/packages/types/src/events.ts
+++ b/packages/types/src/events.ts
@@ -1,6 +1,7 @@
 import { z } from "zod"
 
 import { clineMessageSchema, queuedMessageSchema, tokenUsageSchema } from "./message.js"
+import { modelInfoSchema } from "./model.js"
 import { toolNamesSchema, toolUsageSchema } from "./tool.js"
 
 /**
@@ -45,6 +46,11 @@ export enum RooCodeEventName {
 	ModeChanged = "modeChanged",
 	ProviderProfileChanged = "providerProfileChanged",
 
+	// Query Responses
+	CommandsResponse = "commandsResponse",
+	ModesResponse = "modesResponse",
+	ModelsResponse = "modelsResponse",
+
 	// Evals
 	EvalPass = "evalPass",
 	EvalFail = "evalFail",
@@ -108,6 +114,20 @@ export const rooCodeEventsSchema = z.object({
 
 	[RooCodeEventName.ModeChanged]: z.tuple([z.string()]),
 	[RooCodeEventName.ProviderProfileChanged]: z.tuple([z.object({ name: z.string(), provider: z.string() })]),
+
+	[RooCodeEventName.CommandsResponse]: z.tuple([
+		z.array(
+			z.object({
+				name: z.string(),
+				source: z.enum(["global", "project", "built-in"]),
+				filePath: z.string().optional(),
+				description: z.string().optional(),
+				argumentHint: z.string().optional(),
+			}),
+		),
+	]),
+	[RooCodeEventName.ModesResponse]: z.tuple([z.array(z.object({ slug: z.string(), name: z.string() }))]),
+	[RooCodeEventName.ModelsResponse]: z.tuple([z.record(z.string(), modelInfoSchema)]),
 })
 
 export type RooCodeEvents = z.infer<typeof rooCodeEventsSchema>
@@ -237,6 +257,23 @@ export const taskEventSchema = z.discriminatedUnion("eventName", [
 		taskId: z.number().optional(),
 	}),
 
+	// Query Responses
+	z.object({
+		eventName: z.literal(RooCodeEventName.CommandsResponse),
+		payload: rooCodeEventsSchema.shape[RooCodeEventName.CommandsResponse],
+		taskId: z.number().optional(),
+	}),
+	z.object({
+		eventName: z.literal(RooCodeEventName.ModesResponse),
+		payload: rooCodeEventsSchema.shape[RooCodeEventName.ModesResponse],
+		taskId: z.number().optional(),
+	}),
+	z.object({
+		eventName: z.literal(RooCodeEventName.ModelsResponse),
+		payload: rooCodeEventsSchema.shape[RooCodeEventName.ModelsResponse],
+		taskId: z.number().optional(),
+	}),
+
 	// Evals
 	z.object({
 		eventName: z.literal(RooCodeEventName.EvalPass),
diff --git a/packages/types/src/ipc.ts b/packages/types/src/ipc.ts
index 9f6d2de04db..90a1478a4db 100644
--- a/packages/types/src/ipc.ts
+++ b/packages/types/src/ipc.ts
@@ -46,6 +46,9 @@ export enum TaskCommandName {
 	CloseTask = "CloseTask",
 	ResumeTask = "ResumeTask",
 	SendMessage = "SendMessage",
+	GetCommands = "GetCommands",
+	GetModes = "GetModes",
+	GetModels = "GetModels",
 }
 
 /**
@@ -79,6 +82,15 @@ export const taskCommandSchema = z.discriminatedUnion("commandName", [
 			images: z.array(z.string()).optional(),
 		}),
 	}),
+	z.object({
+		commandName: z.literal(TaskCommandName.GetCommands),
+	}),
+	z.object({
+		commandName: z.literal(TaskCommandName.GetModes),
+	}),
+	z.object({
+		commandName: z.literal(TaskCommandName.GetModels),
+	}),
 ])
 
 export type TaskCommand = z.infer<typeof taskCommandSchema>
diff --git a/src/extension/api.ts b/src/extension/api.ts
index be78a09cb92..a2b389abdc6 100644
--- a/src/extension/api.ts
+++ b/src/extension/api.ts
@@ -20,10 +20,13 @@ import {
 	IpcMessageType,
 } from "@roo-code/types"
 import { IpcServer } from "@roo-code/ipc"
+import { CloudService } from "@roo-code/cloud"
 
 import { Package } from "../shared/package"
 import { ClineProvider } from "../core/webview/ClineProvider"
 import { openClineInNewTab } from "../activate/registerCommands"
+import { getCommands } from "../services/command/commands"
+import { getModels } from "../api/providers/fetchers/modelCache"
 
 export class API extends EventEmitter<RooCodeEvents> implements RooCodeAPI {
 	private readonly outputChannel: vscode.OutputChannel
@@ -64,7 +67,15 @@ export class API extends EventEmitter<RooCodeEvents> implements RooCodeAPI {
 			ipc.listen()
 			this.log(`[API] ipc server started: socketPath=${socketPath}, pid=${process.pid}, ppid=${process.ppid}`)
 
-			ipc.on(IpcMessageType.TaskCommand, async (_clientId, command) => {
+			ipc.on(IpcMessageType.TaskCommand, async (clientId, command) => {
+				const sendResponse = (eventName: RooCodeEventName, payload: unknown[]) => {
+					ipc.send(clientId, {
+						type: IpcMessageType.TaskEvent,
+						origin: IpcOrigin.Server,
+						data: { eventName, payload } as TaskEvent,
+					})
+				}
+
 				switch (command.commandName) {
 					case TaskCommandName.StartNewTask:
 						this.log(
@@ -88,13 +99,56 @@ export class API extends EventEmitter<RooCodeEvents> implements RooCodeAPI {
 						} catch (error) {
 							const errorMessage = error instanceof Error ? error.message : String(error)
 							this.log(`[API] ResumeTask failed for taskId ${command.data}: ${errorMessage}`)
-							// Don't rethrow - we want to prevent IPC server crashes
-							// The error is logged for debugging purposes
+							// Don't rethrow - we want to prevent IPC server crashes.
+							// The error is logged for debugging purposes.
 						}
 						break
 					case TaskCommandName.SendMessage:
 						this.log(`[API] SendMessage -> ${command.data.text}`)
 						await this.sendMessage(command.data.text, command.data.images)
+						break
+					case TaskCommandName.GetCommands:
+						try {
+							const commands = await getCommands(this.sidebarProvider.cwd)
+
+							sendResponse(RooCodeEventName.CommandsResponse, [
+								commands.map((cmd) => ({
+									name: cmd.name,
+									source: cmd.source,
+									filePath: cmd.filePath,
+									description: cmd.description,
+									argumentHint: cmd.argumentHint,
+								})),
+							])
+						} catch (error) {
+							sendResponse(RooCodeEventName.CommandsResponse, [[]])
+						}
+
+						break
+					case TaskCommandName.GetModes:
+						try {
+							const modes = await this.sidebarProvider.getModes()
+							sendResponse(RooCodeEventName.ModesResponse, [modes])
+						} catch (error) {
+							sendResponse(RooCodeEventName.ModesResponse, [[]])
+						}
+
+						break
+					case TaskCommandName.GetModels:
+						try {
+							const models = await getModels({
+								provider: "roo" as const,
+								baseUrl: process.env.ROO_CODE_PROVIDER_URL ?? "https://api.roocode.com/proxy",
+								apiKey: CloudService.hasInstance()
+									? CloudService.instance.authService?.getSessionToken()
+									: undefined,
+							})
+
+							sendResponse(RooCodeEventName.ModelsResponse, [models])
+						} catch (error) {
+							sendResponse(RooCodeEventName.ModelsResponse, [{}])
+						}
+
 						break
 				}
 			})