diff --git a/packages/daemon/src/__tests__/helpers.ts b/packages/daemon/src/__tests__/helpers.ts
index 3ebd06f..e26073a 100644
--- a/packages/daemon/src/__tests__/helpers.ts
+++ b/packages/daemon/src/__tests__/helpers.ts
@@ -78,7 +78,7 @@ export class FakeOpencodeRegistry implements OpencodeRuntimeManager {
 				session: {
 					create: async () => {
 						const id = `session-${instanceId}-${this.sessionSequence++}`;
-						return { data: fakeSession({ id }) };
+						return fakeSession({ id });
 					},
 					prompt: async (parameters) => {
 						const sessionId = parameters.sessionID;
@@ -111,10 +111,8 @@ export class FakeOpencodeRegistry implements OpencodeRuntimeManager {
 							}
 							const messageId = `message-${this.messageSequence++}`;
 							return {
-								data: {
-									info: fakeAssistantMessage({ id: messageId }),
-									parts: [fakeTextPart({ text: `reply:${prompt}` })],
-								},
+								info: fakeAssistantMessage({ id: messageId }),
+								parts: [fakeTextPart({ text: `reply:${prompt}` })],
 							};
 						} finally {
 							this.activeByInstance.set(instanceId, active - 1);
diff --git a/packages/daemon/src/opencode.ts b/packages/daemon/src/opencode.ts
index 599b773..641dddf 100644
--- a/packages/daemon/src/opencode.ts
+++ b/packages/daemon/src/opencode.ts
@@ -7,10 +7,7 @@ import {
 } from "@opencode-ai/sdk/v2";
 
 export interface OpencodeSessionClient {
-	create(parameters: {
-		directory?: string;
-		title?: string;
-	}): Promise<{ data: Session }>;
+	create(parameters: { directory?: string; title?: string }): Promise<Session>;
 	prompt(parameters: {
 		sessionID: string;
 		directory?: string;
@@ -22,7 +19,7 @@ export interface OpencodeSessionClient {
 		system?: string;
 		variant?: string;
 		parts?: Array<TextPartInput>;
-	}): Promise<{ data: { info: AssistantMessage; parts: Part[] } }>;
+	}): Promise<{ info: AssistantMessage; parts: Part[] }>;
 	abort(parameters: {
 		sessionID: string;
 		directory?: string;
@@ -70,7 +67,7 @@ export class OpencodeRegistry implements OpencodeRuntimeManager {
 			return entry.starting;
 		}
 
-		const starting = createOpencode().then(({ client, server }) => {
+		const starting = createOpencode().then(async ({ client, server }) => {
 			const runtime: ManagedOpencodeRuntime = {
 				client: {
 					instance: {
@@ -78,16 +75,21 @@ export class OpencodeRegistry implements OpencodeRuntimeManager {
 					},
 					session: {
 						create: async (parameters) => {
-							return await client.session.create(parameters, {
+							const res = await client.session.create(parameters, {
 								throwOnError: true,
 								responseStyle: "data",
 							});
+							return res as unknown as Session;
 						},
 						prompt: async (parameters) => {
-							return await client.session.prompt(parameters, {
+							const res = await client.session.prompt(parameters, {
 								throwOnError: true,
 								responseStyle: "data",
 							});
+							return res as unknown as {
+								info: AssistantMessage;
+								parts: Part[];
+							};
 						},
 						abort: (parameters) =>
 							client.session.abort(parameters, {
diff --git a/packages/daemon/src/server.ts b/packages/daemon/src/server.ts
index 0560a4a..a04ce65 100644
--- a/packages/daemon/src/server.ts
+++ b/packages/daemon/src/server.ts
@@ -538,8 +538,8 @@ export class Daemon {
 						variant: job.task.variant,
 						parts: [{ type: "text", text: job.task.prompt }],
 					});
-					job.messageId = response.data.info.id;
-					job.outputText = extractText(response.data.parts);
+					job.messageId = response.info.id;
+					job.outputText = extractText(response.parts);
 					job.error = undefined;
 					job.state = controller.signal.aborted ? "cancelled" : "succeeded";
 					break;
@@ -575,10 +575,10 @@ export class Daemon {
 			directory: instance.directory,
 			title: job.session.title,
 		});
-		job.sessionId = session.data.id;
+		job.sessionId = session.id;
 		this.state = this.store.upsertJob(this.state, job);
 		await this.store.save(this.state);
-		return session.data.id;
+		return session.id;
 	}
 
 	private async startInstance(instanceId: string): Promise<ManagedInstance> {