Remove deprecated app-server compatibility consumers

src/app-server/protocol/catalog.ts

@@ -9,7 +9,6 @@ export interface CatalogModel {
   supportedReasoningEfforts: readonly { reasoningEffort: string; description: string }[];
   defaultReasoningEffort: string | null;
   inputModalities: readonly string[];
-  additionalSpeedTiers: readonly string[];
   serviceTiers: readonly { id: string; name: string }[];
   defaultServiceTier: string | null;
   isDefault: boolean;
@@ -62,7 +61,6 @@ function modelMetadataFromCatalogModel(model: CatalogModel): ModelMetadata {
     })),
     defaultReasoningEffort: model.defaultReasoningEffort,
     inputModalities: [...model.inputModalities],
-    additionalSpeedTiers: [...model.additionalSpeedTiers],
     serviceTiers: model.serviceTiers.map((tier) => ({ id: tier.id, name: tier.name })),
     defaultServiceTier: model.defaultServiceTier,
     isDefault: model.isDefault,

src/app-server/query/snapshots.ts

@@ -15,7 +15,6 @@ export function cloneModelMetadata(models: readonly ModelMetadata[]): ModelMetad
     supportedReasoningEfforts: [...model.supportedReasoningEfforts],
     ...(model.reasoningEffortOptions ? { reasoningEffortOptions: model.reasoningEffortOptions.map((option) => ({ ...option })) } : {}),
     inputModalities: [...model.inputModalities],
-    additionalSpeedTiers: [...model.additionalSpeedTiers],
     serviceTiers: model.serviceTiers.map((tier) => ({ ...tier })),
   }));
 }

src/domain/catalog/metadata.ts

@@ -18,7 +18,6 @@ export interface ModelMetadata {
   readonly reasoningEffortOptions?: readonly ReasoningEffortMetadata[];
   readonly defaultReasoningEffort: string | null;
   readonly inputModalities: readonly string[];
-  readonly additionalSpeedTiers: readonly string[];
   readonly serviceTiers: readonly ModelServiceTier[];
   readonly defaultServiceTier: string | null;
   readonly isDefault: boolean;

src/features/chat/app-server/inbound/notification-routing.ts

@@ -27,9 +27,9 @@ export type ServerNotificationRoute =
   | { kind: "unhandled"; notification: ServerNotification }
   | { kind: "inactive"; notification: ServerNotification };
 
-type ServerNotificationScopeExtractors = {
+type ServerNotificationScopeExtractors = Partial<{
   [Method in ServerNotificationMethod]: (notification: Extract<ServerNotification, { method: Method }>) => AppServerRouteScope;
-};
+}>;
 
 const GLOBALLY_ROUTED_THREAD_CATALOG_NOTIFICATION_METHODS = [
   "thread/started",
@@ -50,7 +50,6 @@ const STREAM_UPDATE_NOTIFICATION_METHODS = [
   "item/completed",
   "item/commandExecution/outputDelta",
   "item/fileChange/patchUpdated",
-  "item/fileChange/outputDelta",
   "turn/diff/updated",
   "hook/started",
   "hook/completed",
@@ -91,7 +90,6 @@ const DIAGNOSTIC_STATUS_NOTIFICATION_METHODS = [
 type DiagnosticStatusNotificationMethod = (typeof DIAGNOSTIC_STATUS_NOTIFICATION_METHODS)[number];
 
 const USER_VISIBLE_NOTICE_NOTIFICATION_METHODS = [
-  "thread/compacted",
   "model/rerouted",
   "deprecationNotice",
   "error",
@@ -166,7 +164,6 @@ const SERVER_NOTIFICATION_SCOPE_EXTRACTORS: ServerNotificationScopeExtractors =
   "process/exited": unscopedNotificationScope,
   "item/commandExecution/outputDelta": threadTurnNotificationScope,
   "item/commandExecution/terminalInteraction": threadTurnNotificationScope,
-  "item/fileChange/outputDelta": threadTurnNotificationScope,
   "item/fileChange/patchUpdated": threadTurnNotificationScope,
   "serverRequest/resolved": threadOnlyNotificationScope,
   "item/mcpToolCall/progress": threadTurnNotificationScope,
@@ -182,7 +179,6 @@ const SERVER_NOTIFICATION_SCOPE_EXTRACTORS: ServerNotificationScopeExtractors =
   "item/reasoning/summaryTextDelta": threadTurnNotificationScope,
   "item/reasoning/summaryPartAdded": threadTurnNotificationScope,
   "item/reasoning/textDelta": threadTurnNotificationScope,
-  "thread/compacted": threadTurnNotificationScope,
   "model/rerouted": threadTurnNotificationScope,
   "model/verification": threadTurnNotificationScope,
   "turn/moderationMetadata": threadTurnNotificationScope,

src/features/chat/app-server/inbound/runtime-events.ts

@@ -1,11 +1,7 @@
 import type { ServerNotification } from "../../../../app-server/connection/rpc-messages";
 import { jsonPreview } from "../../../../domain/display/json-preview";
 import type { TurnRuntimeEvent } from "../../application/turns/runtime-events";
-import {
-  STREAMED_COMMAND_RUNNING_TEXT,
-  STREAMED_FILE_CHANGE_IN_PROGRESS_TEXT,
-  STREAMED_MCP_PROGRESS_LABEL,
-} from "../../domain/thread-stream/factories/streaming-items";
+import { STREAMED_COMMAND_RUNNING_TEXT, STREAMED_MCP_PROGRESS_LABEL } from "../../domain/thread-stream/factories/streaming-items";
 import { createSystemItem } from "../../domain/thread-stream/factories/system-items";
 import type { ThreadStreamItem } from "../../domain/thread-stream/items";
 import { type AppServerFileChange, normalizeFileChanges, streamingFileChangeThreadStreamItem } from "../mappers/thread-stream/file-changes";
@@ -21,8 +17,6 @@ import {
 } from "../mappers/thread-stream/turn-items";
 import type { StreamUpdateNotification, TurnLifecycleNotification, UserVisibleNoticeNotification } from "./notification-routing";
 
-const MESSAGE_CONTEXT_COMPACTED = "Context compacted.";
-
 type RuntimeEventSource =
   | StreamUpdateNotification
   | TurnLifecycleNotification
@@ -105,17 +99,6 @@ export function turnRuntimeEventsFromNotification(
           item: fileChangeItem(notification.params.itemId, notification.params.turnId, notification.params.changes, "inProgress"),
         },
       ];
-    case "item/fileChange/outputDelta":
-      return [
-        {
-          type: "itemOutputDelta",
-          itemId: notification.params.itemId,
-          turnId: notification.params.turnId,
-          delta: notification.params.delta,
-          kind: "fileChange",
-          fallbackText: STREAMED_FILE_CHANGE_IN_PROGRESS_TEXT,
-        },
-      ];
     case "turn/diff/updated":
       return [{ type: "turnDiffUpdated", turnId: notification.params.turnId, diff: notification.params.diff }];
     case "hook/started":
@@ -159,8 +142,6 @@ export function turnRuntimeEventsFromNotification(
       ];
     case "serverRequest/resolved":
       return [{ type: "requestResolved", requestId: notification.params.requestId }];
-    case "thread/compacted":
-      return [{ type: "systemNotice", item: createSystemItem(localItemId("system"), MESSAGE_CONTEXT_COMPACTED) }];
     case "model/rerouted":
     case "deprecationNotice":
     case "error":
@@ -198,10 +179,7 @@ function hookRunEvents(
   return item ? [{ type: "hookRunObserved", item, turnId, eventName: run.eventName }] : [];
 }
 
-function jsonNoticeEvent(
-  notification: Extract<UserVisibleNoticeNotification, { method: Exclude<UserVisibleNoticeNotification["method"], "thread/compacted"> }>,
-  localItemId: (prefix: string) => string,
-): TurnRuntimeEvent {
+function jsonNoticeEvent(notification: UserVisibleNoticeNotification, localItemId: (prefix: string) => string): TurnRuntimeEvent {
   return {
     type: "systemNotice",
     item: createSystemItem(localItemId("system"), `${notification.method}: ${jsonPreview(notification.params)}`),

src/features/chat/domain/thread-stream/factories/streaming-items.ts

@@ -2,7 +2,6 @@ import { RUNNING_EXECUTION_STATE } from "../execution-state";
 import type { ThreadStreamItem, ThreadStreamItemKind } from "../items";
 
 export const STREAMED_COMMAND_RUNNING_TEXT = "Command running";
-export const STREAMED_FILE_CHANGE_IN_PROGRESS_TEXT = "File change inProgress";
 export const STREAMED_MCP_PROGRESS_LABEL = "mcp progress";
 const UNKNOWN_STREAMED_COMMAND_CWD = "(unknown)";
 

tests/app-server/catalog.test.ts

@@ -33,7 +33,6 @@ describe("app-server catalog mappers", () => {
         ],
         defaultReasoningEffort: "high",
         inputModalities: ["text"],
-        additionalSpeedTiers: ["fast"],
         serviceTiers: [{ id: "priority", name: "Fast" }],
         defaultServiceTier: "priority",
         isDefault: true,
@@ -263,7 +262,7 @@ function modelFixture(overrides: Partial<Model> = {}): Model {
     defaultReasoningEffort: "high",
     inputModalities: ["text"],
     supportsPersonality: false,
-    additionalSpeedTiers: ["fast"],
+    additionalSpeedTiers: [],
     serviceTiers: [{ id: "priority", name: "Fast", description: "Fast tier" }],
     defaultServiceTier: "priority",
     isDefault: true,

tests/app-server/query-cache.test.ts

@@ -622,7 +622,6 @@ function catalogModel(model: string): CatalogModel {
     supportedReasoningEfforts: [],
     defaultReasoningEffort: "medium",
     inputModalities: ["text"],
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
     isDefault: false,

tests/app-server/shared-queries.test.ts

@@ -186,7 +186,6 @@ function model(modelId: string): ModelMetadata {
     supportedReasoningEfforts: [],
     defaultReasoningEffort: null,
     inputModalities: [],
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
     isDefault: false,

tests/features/chat/app-server/inbound/routing.test.ts

@@ -13,12 +13,12 @@ type NotificationRouteKind = ReturnType<typeof routeServerNotification>["kind"];
 type RequestRouteKind = ReturnType<typeof routeServerRequest>["kind"];
 
 describe("chat inbound routing", () => {
-  it("keeps generated app-server notifications explicitly routed or ignored", () => {
+  it("leaves only deprecated generated app-server notifications unhandled", () => {
     const unhandled = generatedServerNotificationMethods().filter(
       (method) => routeServerNotification(notificationFixture(method), activeScope).kind === "unhandled",
     );
 
-    expect(unhandled).toEqual([]);
+    expect(unhandled).toEqual(["item/fileChange/outputDelta", "thread/compacted"]);
   });
 
   it("keeps routed notification methods covered by matching planners", () => {

tests/features/chat/application/composer/suggestions.test.ts

@@ -53,7 +53,6 @@ function model(name: string, efforts: ReasoningEffort[], overrides: Partial<Mode
     supportedReasoningEfforts: efforts,
     defaultReasoningEffort: efforts[0] ?? "medium",
     inputModalities: ["text"],
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
     isDefault: false,

tests/features/chat/application/runtime/settings-actions.test.ts

@@ -521,7 +521,6 @@ function modelFixture(model: string, fastTierId: string): ModelMetadata {
     supportedReasoningEfforts: [],
     defaultReasoningEffort: "medium",
     inputModalities: [],
-    additionalSpeedTiers: ["fast"],
     serviceTiers: [{ id: fastTierId, name: "Fast" }],
     defaultServiceTier: null,
     isDefault: true,

tests/features/chat/host/session-runtime.test.ts

@@ -398,7 +398,6 @@ describe("ChatPanelSessionRuntime actions", () => {
       supportedReasoningEfforts: [],
       defaultReasoningEffort: null,
       inputModalities: [],
-      additionalSpeedTiers: [],
       serviceTiers: [],
       defaultServiceTier: null,
       isDefault: false,

tests/features/chat/panel/runtime-status-projection.test.ts

@@ -224,7 +224,6 @@ function modelFixture(model: string): ModelMetadata {
     supportedReasoningEfforts: ["high"],
     defaultReasoningEffort: "high",
     inputModalities: [],
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
     isDefault: true,

tests/features/chat/panel/surface/projections.test.ts

@@ -618,7 +618,6 @@ function modelFixture(model: string, fastTierId?: string): ModelMetadata {
     supportedReasoningEfforts: ["high"],
     defaultReasoningEffort: "high",
     inputModalities: [],
-    additionalSpeedTiers: fastTierId ? ["fast"] : [],
     serviceTiers: fastTierId ? [{ id: fastTierId, name: "Fast" }] : [],
     defaultServiceTier: null,
     isDefault: true,

tests/features/selection-rewrite/selection-rewrite.test.ts

@@ -1004,7 +1004,6 @@ function modelMetadata(name: string, efforts: ReasoningEffort[]): ModelMetadata
     supportedReasoningEfforts: efforts,
     defaultReasoningEffort: efforts[0] ?? "low",
     inputModalities: ["text"],
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
     isDefault: false,

tests/runtime/runtime-settings.test.ts

@@ -1142,7 +1142,6 @@ function modelFixture(model: string): ModelMetadata {
     supportedReasoningEfforts: [],
     defaultReasoningEffort: "medium",
     inputModalities: [],
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
     isDefault: false,

tests/runtime/service-tier-state.test.ts

@@ -60,7 +60,6 @@ function fastMode(serviceTier: string | null, serviceTiers: ModelMetadata["servi
           supportedReasoningEfforts: [],
           defaultReasoningEffort: null,
           inputModalities: [],
-          additionalSpeedTiers: [],
           serviceTiers,
           defaultServiceTier: null,
         },

tests/settings/settings-tab.test.ts

@@ -1037,7 +1037,6 @@ function model(modelId: string, isDefault = false, hidden = false, efforts: Reas
     defaultReasoningEffort: "medium",
     inputModalities: ["text"],
     supportsPersonality: false,
-    additionalSpeedTiers: [],
     serviceTiers: [],
     defaultServiceTier: null,
   } satisfies CatalogModel;