diff --git a/packages/server/src/server/agent/provider-snapshot-manager.test.ts b/packages/server/src/server/agent/provider-snapshot-manager.test.ts
index c48479647..b28accd07 100644
--- a/packages/server/src/server/agent/provider-snapshot-manager.test.ts
+++ b/packages/server/src/server/agent/provider-snapshot-manager.test.ts
@@ -12,6 +12,7 @@ import type {
 } from "./agent-sdk-types.js";
 import type { ManagedAgent } from "./agent-manager.js";
 import { ProviderSnapshotManager } from "./provider-snapshot-manager.js";
+import { OpenCodeAgentClient } from "./providers/opencode-agent.js";
 
 const TEST_CAPABILITIES = {
   supportsStreaming: false,
@@ -449,6 +450,62 @@ describe("ProviderSnapshotManager public surface", () => {
       manager.destroy();
     }
   });
+
+  test("treats an OpenCode parent with auto accept as unattended when resolving an explicit child mode", async () => {
+    const openCode = new OpenCodeAgentClient(createTestLogger());
+    const modes: AgentMode[] = [
+      { id: "build", label: "Build" },
+      { id: "base", label: "Base" },
+      { id: "orchestrator", label: "Orchestrator" },
+    ];
+    const manager = new ProviderSnapshotManager({
+      logger: createTestLogger(),
+      providerOverrides: {
+        claude: { enabled: false },
+        codex: { enabled: false },
+        copilot: { enabled: false },
+        pi: { enabled: false },
+      },
+      extraClients: {
+        opencode: createExtraClient("opencode", {
+          async isAvailable() {
+            return true;
+          },
+          async listModes() {
+            return modes;
+          },
+          resolveCreateConfig: openCode.resolveCreateConfig.bind(openCode),
+          isCreateConfigUnattended: openCode.isCreateConfigUnattended.bind(openCode),
+        }),
+      },
+    });
+    try {
+      const parent = {
+        id: "parent-agent",
+        provider: "opencode",
+        currentModeId: "orchestrator",
+        availableModes: modes,
+        config: {
+          provider: "opencode",
+          cwd: "/tmp/project",
+          featureValues: { auto_accept: true },
+        },
+      } as ManagedAgent;
+
+      const resolved = await manager.resolveCreateConfig({
+        cwd: "/tmp/project",
+        provider: "opencode",
+        requestedMode: "base",
+        featureValues: undefined,
+        parent,
+        unattended: false,
+      });
+
+      expect(resolved).toEqual({ modeId: "base", featureValues: { auto_accept: true } });
+    } finally {
+      manager.destroy();
+    }
+  });
 });
 
 describe("ProviderSnapshotManager applyMutableProviderConfig", () => {
diff --git a/packages/server/src/server/agent/providers/opencode-agent.full-access.test.ts b/packages/server/src/server/agent/providers/opencode-agent.full-access.test.ts
index 1e6442092..7ead93eb1 100644
--- a/packages/server/src/server/agent/providers/opencode-agent.full-access.test.ts
+++ b/packages/server/src/server/agent/providers/opencode-agent.full-access.test.ts
@@ -206,6 +206,29 @@ describe("OpenCode auto_accept feature", () => {
     ).toEqual({ modeId: "paseo-custom", featureValues: { auto_accept: true } });
   });
 
+  test("inherits auto accept from an OpenCode parent when the child chooses a mode", () => {
+    const client = new OpenCodeAgentClient(createTestLogger());
+
+    expect(
+      client.resolveCreateConfig({
+        provider: "opencode",
+        requestedMode: "base",
+        featureValues: undefined,
+        parent: {
+          provider: "opencode",
+          modeId: "orchestrator",
+          isUnattended: true,
+        },
+        unattended: true,
+        availableModes: [
+          { id: "build", label: "Build" },
+          { id: "base", label: "Base" },
+          { id: "orchestrator", label: "Orchestrator" },
+        ],
+      }),
+    ).toEqual({ modeId: "base", featureValues: { auto_accept: true } });
+  });
+
   test("auto-approves tool permissions when auto accept is enabled", async () => {
     const { openCodeClient, runtime } = mockOpenCodeClient({
       events: [toolPermissionEvent(), idleEvent()],
diff --git a/packages/server/src/server/agent/providers/opencode-agent.ts b/packages/server/src/server/agent/providers/opencode-agent.ts
index fd301e991..977b4a387 100644
--- a/packages/server/src/server/agent/providers/opencode-agent.ts
+++ b/packages/server/src/server/agent/providers/opencode-agent.ts
@@ -133,8 +133,8 @@ function resolveOpenCodeCreateConfig(
 ): ResolveAgentCreateConfigResult {
   const legacyFullAccess = input.requestedMode === OPENCODE_LEGACY_FULL_ACCESS_MODE_ID;
   const parent = input.parent;
-  const inheritsUnattended =
-    input.requestedMode === undefined && (input.unattended || parent?.isUnattended === true);
+  const isUnattendedCreate = input.unattended || parent?.isUnattended === true;
+  const inheritsUnattended = input.requestedMode === undefined && isUnattendedCreate;
   const inheritedOpenCodeMode =
     inheritsUnattended && parent?.provider === input.provider
       ? (parent.modeId ?? undefined)
@@ -144,7 +144,7 @@ function resolveOpenCodeCreateConfig(
     : (input.requestedMode ?? inheritedOpenCodeMode);
   const featureValues =
     legacyFullAccess ||
-    (inheritsUnattended && input.featureValues?.[OPENCODE_AUTO_ACCEPT_FEATURE_ID] === undefined)
+    (isUnattendedCreate && input.featureValues?.[OPENCODE_AUTO_ACCEPT_FEATURE_ID] === undefined)
       ? withOpenCodeAutoAcceptFeature(input.featureValues, true)
       : input.featureValues;