diff --git a/packages/client/src/effect/api/api.ts b/packages/client/src/effect/api/api.ts
index 80df5a87e4..f50b99567a 100644
--- a/packages/client/src/effect/api/api.ts
+++ b/packages/client/src/effect/api/api.ts
@@ -118,6 +118,7 @@ export type SessionListOperation<E = never> = (input?: Endpoint5_0Input) => Effe
 
 export type Endpoint5_1Input = {
   readonly id?: Session.ID | undefined
+  readonly title?: string | undefined
   readonly agent?: Agent.ID | undefined
   readonly model?: Model.Ref | undefined
   readonly location?: Location.Ref | undefined
diff --git a/packages/client/src/effect/generated/client.ts b/packages/client/src/effect/generated/client.ts
index 7706c9aa9b..57f009d3e7 100644
--- a/packages/client/src/effect/generated/client.ts
+++ b/packages/client/src/effect/generated/client.ts
@@ -299,7 +299,13 @@ const Endpoint5_0 = (raw: RawClient["server.session"]) => (input?: Endpoint5_0In
 const Endpoint5_1 = (raw: RawClient["server.session"]) => (input?: Endpoint5_1Input) =>
   preserveEffect<Endpoint5_1Output>()(
     raw["session.create"]({
-      payload: { id: input?.["id"], agent: input?.["agent"], model: input?.["model"], location: input?.["location"] },
+      payload: {
+        id: input?.["id"],
+        title: input?.["title"],
+        agent: input?.["agent"],
+        model: input?.["model"],
+        location: input?.["location"],
+      },
     }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
diff --git a/packages/client/src/promise/generated/client.ts b/packages/client/src/promise/generated/client.ts
index aa0563f948..531cbd78de 100644
--- a/packages/client/src/promise/generated/client.ts
+++ b/packages/client/src/promise/generated/client.ts
@@ -462,6 +462,7 @@ export function make(options: ClientOptions) {
             path: `/api/session`,
             body: {
               id: input?.["id"],
+              title: input?.["title"],
               agent: input?.["agent"],
               model: input?.["model"],
               location: input?.["location"],
diff --git a/packages/client/src/promise/generated/types.ts b/packages/client/src/promise/generated/types.ts
index 6eeddd3fc4..acb2d26fcf 100644
--- a/packages/client/src/promise/generated/types.ts
+++ b/packages/client/src/promise/generated/types.ts
@@ -2662,24 +2662,35 @@ export type SessionListOutput = SessionsResponse
 export type SessionCreateInput = {
   readonly id?: {
     readonly id?: string | null
+    readonly title?: string | null
     readonly agent?: string | null
     readonly model?: { readonly id: string; readonly providerID: string; readonly variant?: string } | null
     readonly location?: { readonly directory: string; readonly workspaceID?: string } | null
   }["id"]
+  readonly title?: {
+    readonly id?: string | null
+    readonly title?: string | null
+    readonly agent?: string | null
+    readonly model?: { readonly id: string; readonly providerID: string; readonly variant?: string } | null
+    readonly location?: { readonly directory: string; readonly workspaceID?: string } | null
+  }["title"]
   readonly agent?: {
     readonly id?: string | null
+    readonly title?: string | null
     readonly agent?: string | null
     readonly model?: { readonly id: string; readonly providerID: string; readonly variant?: string } | null
     readonly location?: { readonly directory: string; readonly workspaceID?: string } | null
   }["agent"]
   readonly model?: {
     readonly id?: string | null
+    readonly title?: string | null
     readonly agent?: string | null
     readonly model?: { readonly id: string; readonly providerID: string; readonly variant?: string } | null
     readonly location?: { readonly directory: string; readonly workspaceID?: string } | null
   }["model"]
   readonly location?: {
     readonly id?: string | null
+    readonly title?: string | null
     readonly agent?: string | null
     readonly model?: { readonly id: string; readonly providerID: string; readonly variant?: string } | null
     readonly location?: { readonly directory: string; readonly workspaceID?: string } | null
diff --git a/packages/protocol/src/groups/session.ts b/packages/protocol/src/groups/session.ts
index be963b8a69..2abe6c47c7 100644
--- a/packages/protocol/src/groups/session.ts
+++ b/packages/protocol/src/groups/session.ts
@@ -149,6 +149,7 @@ export const makeSessionGroup = <I extends HttpApiMiddleware.AnyId, S>(sessionLo
       HttpApiEndpoint.post("session.create", "/api/session", {
         payload: Schema.Struct({
           id: Session.ID.pipe(Schema.optional),
+          title: Schema.String.pipe(Schema.optional),
           agent: Agent.ID.pipe(Schema.optional),
           model: Model.Ref.pipe(Schema.optional),
           location: Location.Ref.pipe(Schema.optional),
diff --git a/packages/server/src/handlers/session.ts b/packages/server/src/handlers/session.ts
index 1f022483c3..a62ccfcd6c 100644
--- a/packages/server/src/handlers/session.ts
+++ b/packages/server/src/handlers/session.ts
@@ -77,6 +77,7 @@ export const SessionHandler = HttpApiBuilder.group(Api, "server.session", (handl
             data: yield* session
               .create({
                 id: ctx.payload.id,
+                title: ctx.payload.title,
                 agent: ctx.payload.agent,
                 model: ctx.payload.model,
                 location: ctx.payload.location ?? { directory: AbsolutePath.make(process.cwd()) },