diff --git a/@applications/api/src/modules/session/dto/session.dto.ts b/@applications/api/src/modules/session/dto/session.dto.ts
index c90f1fd..79261da 100644
--- a/@applications/api/src/modules/session/dto/session.dto.ts
+++ b/@applications/api/src/modules/session/dto/session.dto.ts
@@ -1,4 +1,4 @@
-import { IsOptional, IsString, MaxLength } from 'class-validator';
+import { IsNotEmpty, IsOptional, IsString, MaxLength } from 'class-validator';
 
 export class CreateSessionDto {
   @IsOptional()
@@ -31,4 +31,13 @@ export class SessionListItemDto {
   last_activity_at!: string;
   message_count!: number;
   preview!: string | null;
+  title!: string | null;
+  title_is_manual!: boolean;
+}
+
+export class UpdateSessionTitleDto {
+  @IsString()
+  @IsNotEmpty()
+  @MaxLength(255)
+  title!: string;
 }