diff --git a/src/__tests__/opencode_client.spec.ts b/src/__tests__/opencode_client.spec.ts
index 6027cac..4dd4a39 100644
--- a/src/__tests__/opencode_client.spec.ts
+++ b/src/__tests__/opencode_client.spec.ts
@@ -64,7 +64,6 @@ function mockResponse(overrides: {
 }
 
 const sampleRequest: OpenCodeRequest = {
-  mode: 'edit',
   prompt: 'add type hints',
   context: {
     notebookPath: 'foo.ipynb',
@@ -86,7 +85,6 @@ describe('callOpenCodeEdit', () => {
   it('POSTs to /opencode-bridge/edit with JSON body', async () => {
     const respBody = {
       ok: true,
-      mode: 'edit',
       finalSource: 'def foo(x: int) -> int: return x',
       sessionId: 'sid',
       notebookPath: 'foo.ipynb',
diff --git a/src/index.ts b/src/index.ts
index cfae346..cf5fb97 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -49,17 +49,21 @@ const plugin: JupyterFrontEndPlugin<void> = {
 
     // Load settings + push into the actions module.
     if (settingRegistry) {
-      void settingRegistry
-        .load(plugin.id)
-        .then(settings => {
-          const bridge = readOpenCodeSettings(settings.composite);
-          setOpenCodeRuntime({
-            settings: bridge,
-            serverSettings: app.serviceManager.serverSettings
-          });
-          console.log('opencode_bridge settings loaded:', bridge);
+     void settingRegistry
+       .load(plugin.id)
+       .then(settings => {
+          const apply = () => {
+            const bridge = readOpenCodeSettings(settings.composite);
+            setOpenCodeRuntime({
+              settings: bridge,
+              serverSettings: app.serviceManager.serverSettings
+            });
+            console.log('opencode_bridge settings applied:', bridge);
+          };
+          apply();
+          settings.changed.connect(apply);
 
-          void callOpenCodeProviders(app.serviceManager.serverSettings)
+         void callOpenCodeProviders(app.serviceManager.serverSettings)
             .then(data => {
               const lines: string[] = [
                 '[opencode_bridge] Available OpenCode providers:'
diff --git a/src/types.ts b/src/types.ts
index 98b5e0d..d1a119b 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -22,10 +22,7 @@ export interface CellContext {
   error: ErrorOutput | null;
 }
 
-export type OpenCodeMode = 'optimize' | 'fix' | 'edit';
-
 export interface OpenCodeRequest {
-  mode: OpenCodeMode;
   prompt: string;
   context: CellContext;
   providerId?: string;
@@ -34,7 +31,6 @@ export interface OpenCodeRequest {
 
 export interface OpenCodeSuccess {
   ok: true;
-  mode: OpenCodeMode;
   finalSource: string;
   sessionId: string;
   notebookPath: string;