diff --git a/packages/pl-api/lib/client-base.ts b/packages/pl-api/lib/client-base.ts
index 983ed59d3..f588c9473 100644
--- a/packages/pl-api/lib/client-base.ts
+++ b/packages/pl-api/lib/client-base.ts
@@ -6,6 +6,8 @@ import { type Features, getFeatures } from './features';
 import request, { getNextLink, getPrevLink, type RequestBody } from './request';
 
 import type { Instance } from './entities/instance';
+import type { StreamingEvent } from './entities/streaming-event';
+import type { StreamingParams } from './params/streaming';
 import type { Response as PlApiResponse } from './request';
 import type { PaginatedResponse } from './responses';
 
@@ -31,10 +33,10 @@ class PlApiBaseClient {
   public features: Features = getFeatures(this.#instance);
   /** @internal */
   socket?: {
-    listen: (listener: any, stream?: string) => number;
-    unlisten: (listener: any) => void;
-    subscribe: (stream: string, params?: { list?: string; tag?: string }) => void;
-    unsubscribe: (stream: string, params?: { list?: string; tag?: string }) => void;
+    listen: (listener: (event: StreamingEvent) => void, stream?: string) => number;
+    unlisten: (listener: (event: StreamingEvent) => void) => void;
+    subscribe: (stream: string, params?: StreamingParams) => void;
+    unsubscribe: (stream: string, params?: StreamingParams) => void;
     close: () => void;
   };
   /** @internal */
diff --git a/packages/pl-api/lib/client/streaming.ts b/packages/pl-api/lib/client/streaming.ts
index 458240e4e..a35451fc5 100644
--- a/packages/pl-api/lib/client/streaming.ts
+++ b/packages/pl-api/lib/client/streaming.ts
@@ -55,13 +55,12 @@ const streaming = (client: PlApiBaseClient) => ({
     };
 
     client.socket = {
-      listen: (listener: (event: StreamingEvent) => any, stream?: string) =>
-        listeners.push({ listener, stream }),
-      unlisten: (listener: (event: StreamingEvent) => any) =>
+      listen: (listener, stream) => listeners.push({ listener, stream }),
+      unlisten: (listener) =>
         (listeners = listeners.filter((value) => value.listener !== listener)),
-      subscribe: (stream: string, { list, tag }: { list?: string; tag?: string } = {}) =>
+      subscribe: (stream, { list, tag } = {}) =>
         enqueue(() => ws.send(JSON.stringify({ type: 'subscribe', stream, list, tag }))),
-      unsubscribe: (stream: string, { list, tag }: { list?: string; tag?: string } = {}) =>
+      unsubscribe: (stream, { list, tag } = {}) =>
         enqueue(() => ws.send(JSON.stringify({ type: 'unsubscribe', stream, list, tag }))),
       close: () => {
         ws.close();
diff --git a/packages/pl-api/lib/params/index.ts b/packages/pl-api/lib/params/index.ts
index 8516faf41..7bb9e34bc 100644
--- a/packages/pl-api/lib/params/index.ts
+++ b/packages/pl-api/lib/params/index.ts
@@ -22,5 +22,6 @@ export * from './scheduled-statuses';
 export * from './search';
 export * from './settings';
 export * from './statuses';
+export * from './streaming';
 export * from './timelines';
 export * from './trends';
diff --git a/packages/pl-api/lib/params/streaming.ts b/packages/pl-api/lib/params/streaming.ts
new file mode 100644
index 000000000..3e272b486
--- /dev/null
+++ b/packages/pl-api/lib/params/streaming.ts
@@ -0,0 +1,14 @@
+/**
+ * @category Request params
+ */
+interface StreamingParams {
+  /** When stream is set to `list`, use this parameter to specify the list ID. */
+  list?: string;
+  /** When stream is set to `hashtag` or `hashtag:local`, use this parameter to specify the tag name. */
+  tag?: string;
+  group?: string;
+  /** Domain name of the instance. Required when `stream` is `public:remote` or `public:remote:media`. */
+  instance?: string;
+}
+
+export { type StreamingParams };