diff --git a/packages/misskey-js/etc/misskey-js.api.md b/packages/misskey-js/etc/misskey-js.api.md
index 8381b357cd..5fde726d3c 100644
--- a/packages/misskey-js/etc/misskey-js.api.md
+++ b/packages/misskey-js/etc/misskey-js.api.md
@@ -551,7 +551,7 @@ type Channel = components['schemas']['Channel'];
 // Warning: (ae-forgotten-export) The symbol "AnyOf" needs to be exported by the entry point index.d.ts
 //
 // @public (undocumented)
-export abstract class ChannelConnection<Channel extends AnyOf<Channels> = any> extends EventEmitter<Channel['events']> {
+export abstract class ChannelConnection<Channel extends AnyOf<Channels> = any> extends EventEmitter<Channel['events']> implements IChannelConnection<Channel> {
     constructor(stream: Stream, channel: string, name?: string);
     // (undocumented)
     channel: string;
@@ -2114,6 +2114,24 @@ type IAuthorizedAppsResponse = operations['i___authorized-apps']['responses']['2
 // @public (undocumented)
 type IChangePasswordRequest = operations['i___change-password']['requestBody']['content']['application/json'];
 
+// @public (undocumented)
+export interface IChannelConnection<Channel extends AnyOf<Channels> = any> extends EventEmitter<Channel['events']> {
+    // (undocumented)
+    channel: string;
+    // (undocumented)
+    dispose(): void;
+    // (undocumented)
+    id: string;
+    // (undocumented)
+    inCount: number;
+    // (undocumented)
+    name?: string;
+    // (undocumented)
+    outCount: number;
+    // (undocumented)
+    send<T extends keyof Channel['receives']>(type: T, body: Channel['receives'][T]): void;
+}
+
 // @public (undocumented)
 type IClaimAchievementRequest = operations['i___claim-achievement']['requestBody']['content']['application/json'];
 
@@ -2273,6 +2291,40 @@ type ISigninHistoryRequest = operations['i___signin-history']['requestBody']['co
 // @public (undocumented)
 type ISigninHistoryResponse = operations['i___signin-history']['responses']['200']['content']['application/json'];
 
+// @public (undocumented)
+export interface IStream extends EventEmitter<StreamEvents> {
+    // (undocumented)
+    close(): void;
+    // Warning: (ae-forgotten-export) The symbol "NonSharedConnection" needs to be exported by the entry point index.d.ts
+    //
+    // (undocumented)
+    disconnectToChannel(connection: NonSharedConnection): void;
+    // (undocumented)
+    heartbeat(): void;
+    // (undocumented)
+    ping(): void;
+    // Warning: (ae-forgotten-export) The symbol "SharedConnection" needs to be exported by the entry point index.d.ts
+    //
+    // (undocumented)
+    removeSharedConnection(connection: SharedConnection): void;
+    // Warning: (ae-forgotten-export) The symbol "Pool" needs to be exported by the entry point index.d.ts
+    //
+    // (undocumented)
+    removeSharedConnectionPool(pool: Pool): void;
+    // (undocumented)
+    send(typeOrPayload: string): void;
+    // (undocumented)
+    send(typeOrPayload: string, payload: any): void;
+    // (undocumented)
+    send(typeOrPayload: Record<string, any> | any[]): void;
+    // (undocumented)
+    send(typeOrPayload: string | Record<string, any> | any[], payload?: any): void;
+    // (undocumented)
+    state: 'initializing' | 'reconnecting' | 'connected';
+    // (undocumented)
+    useChannel<C extends keyof Channels>(channel: C, params?: Channels[C]['params'], name?: string): IChannelConnection<Channels[C]>;
+}
+
 // @public (undocumented)
 type IUnpinRequest = operations['i___unpin']['requestBody']['content']['application/json'];
 
@@ -2947,7 +2999,7 @@ type SignupResponse = MeDetailed & {
 type StatsResponse = operations['stats']['responses']['200']['content']['application/json'];
 
 // @public (undocumented)
-export class Stream extends EventEmitter<StreamEvents> {
+export class Stream extends EventEmitter<StreamEvents> implements IStream {
     constructor(origin: string, user: {
         token: string;
     } | null, options?: {
@@ -2955,20 +3007,14 @@ export class Stream extends EventEmitter<StreamEvents> {
     });
     // (undocumented)
     close(): void;
-    // Warning: (ae-forgotten-export) The symbol "NonSharedConnection" needs to be exported by the entry point index.d.ts
-    //
     // (undocumented)
     disconnectToChannel(connection: NonSharedConnection): void;
     // (undocumented)
     heartbeat(): void;
     // (undocumented)
     ping(): void;
-    // Warning: (ae-forgotten-export) The symbol "SharedConnection" needs to be exported by the entry point index.d.ts
-    //
     // (undocumented)
     removeSharedConnection(connection: SharedConnection): void;
-    // Warning: (ae-forgotten-export) The symbol "Pool" needs to be exported by the entry point index.d.ts
-    //
     // (undocumented)
     removeSharedConnectionPool(pool: Pool): void;
     // (undocumented)