diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e53e9f87..5cfe41867 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,40 @@
 # Changelog
 
+## [v5.3.4] - 2026-02-03
+
+### Fixed
+
+- Fixed multi-window authentication synchronization
+- Fixed beta model access for axon-code-2-pro
+
+---
+
+## [v5.3.3] - 2026-02-02
+
+### Fixed
+
+- Fixed beta model access for axon-code-2-pro
+
+---
+
+## [v5.3.2] - 2026-02-02
+
+### Added
+
+- Beta models gating for axon-code-2-pro with backend API integration
+- Custom icons utility for improved UI components
+
+### Changed
+
+- Set temperature to 0.2 for OpenRouter provider
+- Enhanced file edit tool with improved functionality
+- Updated kilocode models configuration
+- Cleaned up chat text area component
+- Updated and optimized test files
+- UI improvements across chat components
+
+---
+
 ## [v5.3.1] - 2026-01-30
 
 ### Added
diff --git a/src/core/config/ContextProxy.ts b/src/core/config/ContextProxy.ts
index 035ebb6bd..58a0304c9 100644
--- a/src/core/config/ContextProxy.ts
+++ b/src/core/config/ContextProxy.ts
@@ -40,6 +40,8 @@ export class ContextProxy {
 	private stateCache: GlobalState
 	private secretCache: SecretState
 	private _isInitialized = false
+	private secretsChangeDisposable?: vscode.Disposable
+	private onSecretChangeCallback?: () => void | Promise<void>
 
 	constructor(context: vscode.ExtensionContext) {
 		this.originalContext = context
@@ -92,9 +94,32 @@ export class ContextProxy {
 		// Migration: Check for old nested image generation settings and migrate them
 		await this.migrateImageGenerationSettings()
 
+		// Listen for secret changes from other windows to keep cache in sync
+		this.secretsChangeDisposable = this.originalContext.secrets.onDidChange(async () => {
+			await this.refreshSecrets()
+			if (this.onSecretChangeCallback) {
+				await this.onSecretChangeCallback()
+			}
+		})
+
 		this._isInitialized = true
 	}
 
+	/**
+	 * Register a callback to be invoked when secrets change (e.g., from another window).
+	 * This enables cross-window synchronization of auth tokens and other secrets.
+	 */
+	public setOnSecretsChanged(callback: () => void | Promise<void>) {
+		this.onSecretChangeCallback = callback
+	}
+
+	/**
+	 * Dispose of resources, including the secrets change listener.
+	 */
+	public dispose() {
+		this.secretsChangeDisposable?.dispose()
+	}
+
 	/**
 	 * Migrates old nested openRouterImageGenerationSettings to the new flattened structure
 	 */
diff --git a/src/core/webview/ClineProvider.ts b/src/core/webview/ClineProvider.ts
index 8344f61ab..3fee89dc0 100644
--- a/src/core/webview/ClineProvider.ts
+++ b/src/core/webview/ClineProvider.ts
@@ -300,6 +300,20 @@ export class ClineProvider
 		} else {
 			this.log("CloudService not ready, deferring cloud profile sync")
 		}
+
+		// Multi-window synchronization: refresh secrets when window gains focus
+		const windowStateDisposable = vscode.window.onDidChangeWindowState(async (e) => {
+			if (e.focused && this.contextProxy.isInitialized) {
+				await this.contextProxy.refreshSecrets()
+				await this.postStateToWebview()
+			}
+		})
+		this.disposables.push(windowStateDisposable)
+
+		// Listen for secret changes from other windows
+		this.contextProxy.setOnSecretsChanged(async () => {
+			await this.postStateToWebview()
+		})
 	}
 
 	/**
@@ -628,6 +642,7 @@ export class ClineProvider
 		this.mcpHub = undefined
 		this.marketplaceManager?.cleanup()
 		this.customModesManager?.dispose()
+		this.contextProxy?.dispose()
 		this.log("Disposed all disposables")
 		ClineProvider.activeInstances.delete(this)
 
diff --git a/src/package.json b/src/package.json
index aafed05c1..98b4b25ee 100644
--- a/src/package.json
+++ b/src/package.json
@@ -3,7 +3,7 @@
 	"displayName": "%extension.displayName%",
 	"description": "%extension.description%",
 	"publisher": "matterai",
-	"version": "5.3.3",
+	"version": "5.3.4",
 	"icon": "assets/icons/matterai-ic.png",
 	"galleryBanner": {
 		"color": "#FFFFFF",