diff --git a/dot_pi/agent/extensions/btw/index.ts b/dot_pi/agent/extensions/btw/index.ts
index 3c4d6710..74f73d77 100644
--- a/dot_pi/agent/extensions/btw/index.ts
+++ b/dot_pi/agent/extensions/btw/index.ts
@@ -1102,10 +1102,6 @@ export default function (pi: ExtensionAPI) {
     await restoreThread(ctx);
   });
 
-  pi.on("session_switch", async (_event, ctx) => {
-    await restoreThread(ctx);
-  });
-
   pi.on("session_tree", async (_event, ctx) => {
     await restoreThread(ctx);
   });
diff --git a/dot_pi/agent/extensions/cwd-history/index.ts b/dot_pi/agent/extensions/cwd-history/index.ts
index d7b4ef4b..6c79c9dd 100644
--- a/dot_pi/agent/extensions/cwd-history/index.ts
+++ b/dot_pi/agent/extensions/cwd-history/index.ts
@@ -266,8 +266,4 @@ export default function (pi: ExtensionAPI) {
   pi.on("session_start", (_event, ctx) => {
     applyEditorWithHistory(pi, ctx);
   });
-
-  pi.on("session_switch", (_event, ctx) => {
-    applyEditorWithHistory(pi, ctx);
-  });
 }
diff --git a/dot_pi/agent/extensions/loop/index.ts b/dot_pi/agent/extensions/loop/index.ts
index a0cb9c86..f8deae0e 100644
--- a/dot_pi/agent/extensions/loop/index.ts
+++ b/dot_pi/agent/extensions/loop/index.ts
@@ -16,7 +16,6 @@ import {
 import type {
   ExtensionAPI,
   ExtensionContext,
-  SessionSwitchEvent,
 } from "@mariozechner/pi-coding-agent";
 import { compact } from "@mariozechner/pi-coding-agent";
 import {
@@ -510,7 +509,4 @@ export default function loopExtension(pi: ExtensionAPI): void {
     await restoreLoopState(ctx);
   });
 
-  pi.on("session_switch", async (_event: SessionSwitchEvent, ctx) => {
-    await restoreLoopState(ctx);
-  });
 }
diff --git a/dot_pi/agent/extensions/package.json b/dot_pi/agent/extensions/package.json
index e0050c66..9e726660 100644
--- a/dot_pi/agent/extensions/package.json
+++ b/dot_pi/agent/extensions/package.json
@@ -2,8 +2,8 @@
   "name": "pi-local-extensions",
   "private": true,
   "dependencies": {
-    "@mariozechner/pi-ai": "^0.64.0",
-    "@mariozechner/pi-tui": "^0.64.0",
+    "@mariozechner/pi-ai": "^0.65.0",
+    "@mariozechner/pi-tui": "^0.65.0",
     "@sinclair/typebox": "^0.34.41",
     "diff": "^7.0.0"
   }
diff --git a/dot_pi/agent/extensions/path-policy/index.ts b/dot_pi/agent/extensions/path-policy/index.ts
index 01778bf7..605ff034 100644
--- a/dot_pi/agent/extensions/path-policy/index.ts
+++ b/dot_pi/agent/extensions/path-policy/index.ts
@@ -542,10 +542,6 @@ export default function pathPolicyExtension(pi: ExtensionAPI) {
     refreshConfig(ctx.cwd);
   });
 
-  pi.on("session_switch", async (_event, ctx) => {
-    refreshConfig(ctx.cwd);
-  });
-
   pi.on("tool_call", async (event, ctx) => {
     // Keep config live without requiring /reload or session restart.
     refreshConfig(ctx.cwd);
diff --git a/dot_pi/agent/extensions/prompt-editor/index.ts b/dot_pi/agent/extensions/prompt-editor/index.ts
index fa391122..0218f62c 100644
--- a/dot_pi/agent/extensions/prompt-editor/index.ts
+++ b/dot_pi/agent/extensions/prompt-editor/index.ts
@@ -1282,24 +1282,6 @@ export default function (pi: ExtensionAPI) {
 		applyEditor(pi, ctx);
 	});
 
-	pi.on("session_switch", async (_event, ctx) => {
-		lastObservedModel = { provider: ctx.model?.provider, modelId: ctx.model?.id };
-		await ensureRuntime(pi, ctx);
-		customOverlay = null;
-
-		const inferred = inferModeFromSelection(ctx, pi, runtime.data);
-		if (inferred) {
-			runtime.currentMode = inferred;
-			runtime.lastRealMode = inferred;
-		} else {
-			runtime.currentMode = CUSTOM_MODE_NAME;
-			customOverlay = getCurrentSelectionSpec(pi, ctx);
-		}
-
-		applyEditor(pi, ctx);
-	});
-
-
 	pi.on("model_select", async (event: ModelSelectEvent, ctx) => {
 		// Always track the last observed model for overlay/store correctness.
 		lastObservedModel = { provider: event.model.provider, modelId: event.model.id };
@@ -1327,12 +1309,4 @@ export default function (pi: ExtensionAPI) {
 		}
 	});
 
-	// Cancel any pending async editor loads when the user opens a selector
-	// (e.g., /resume). Without this, the async loadPromptHistoryForCwd can
-	// complete while the session selector is showing and call setEditorComponent,
-	// which clears the editorContainer and causes rendering artifacts.
-	pi.on("session_before_switch", async () => {
-		++loadCounter;
-	});
-
 }
diff --git a/dot_pi/agent/extensions/review/index.ts b/dot_pi/agent/extensions/review/index.ts
index 94941c6f..4a14e706 100644
--- a/dot_pi/agent/extensions/review/index.ts
+++ b/dot_pi/agent/extensions/review/index.ts
@@ -998,10 +998,6 @@ export default function reviewExtension(pi: ExtensionAPI) {
     applyAllReviewState(ctx);
   });
 
-  pi.on("session_switch", (_event, ctx) => {
-    applyAllReviewState(ctx);
-  });
-
   pi.on("session_tree", (_event, ctx) => {
     applyAllReviewState(ctx);
   });
diff --git a/dot_pi/agent/settings.json b/dot_pi/agent/settings.json
index cb6e1722..07625327 100644
--- a/dot_pi/agent/settings.json
+++ b/dot_pi/agent/settings.json
@@ -1,8 +1,8 @@
 {
-  "lastChangelogVersion": "0.64.0",
+  "lastChangelogVersion": "0.65.0",
   "hideThinkingBlock": true,
   "collapseChangelog": false,
-  "defaultThinkingLevel": "medium",
+  "defaultThinkingLevel": "high",
   "theme": "tokyo-night",
   "defaultProvider": "anthropic",
   "defaultModel": "claude-opus-4-6",