diff --git a/packages/ai/src/models.generated.ts b/packages/ai/src/models.generated.ts
index cbe25fea..f81fbbe5 100644
--- a/packages/ai/src/models.generated.ts
+++ b/packages/ai/src/models.generated.ts
@@ -4359,23 +4359,6 @@ export const MODELS = {
 			contextWindow: 256000,
 			maxTokens: 128000,
 		} satisfies Model<"openai-completions">,
-		"kwaipilot/kat-coder-pro:free": {
-			id: "kwaipilot/kat-coder-pro:free",
-			name: "Kwaipilot: KAT-Coder-Pro V1 (free)",
-			api: "openai-completions",
-			provider: "openrouter",
-			baseUrl: "https://openrouter.ai/api/v1",
-			reasoning: false,
-			input: ["text"],
-			cost: {
-				input: 0,
-				output: 0,
-				cacheRead: 0,
-				cacheWrite: 0,
-			},
-			contextWindow: 256000,
-			maxTokens: 128000,
-		} satisfies Model<"openai-completions">,
 		"meta-llama/llama-3-70b-instruct": {
 			id: "meta-llama/llama-3-70b-instruct",
 			name: "Meta: Llama 3 70B Instruct",
@@ -4589,13 +4572,13 @@ export const MODELS = {
 			reasoning: true,
 			input: ["text"],
 			cost: {
-				input: 0.28,
-				output: 1.2,
-				cacheRead: 0.14,
+				input: 0.27,
+				output: 1.12,
+				cacheRead: 0,
 				cacheWrite: 0,
 			},
 			contextWindow: 196608,
-			maxTokens: 4096,
+			maxTokens: 65536,
 		} satisfies Model<"openai-completions">,
 		"mistralai/codestral-2508": {
 			id: "mistralai/codestral-2508",
diff --git a/packages/coding-agent/src/core/extensions/loader.ts b/packages/coding-agent/src/core/extensions/loader.ts
index 2ff07ceb..51ee36f3 100644
--- a/packages/coding-agent/src/core/extensions/loader.ts
+++ b/packages/coding-agent/src/core/extensions/loader.ts
@@ -31,14 +31,25 @@ function getAliases(): Record<string, string> {
 	if (_aliases) return _aliases;
 
 	const __dirname = path.dirname(fileURLToPath(import.meta.url));
-	const packageIndex = path.resolve(__dirname, "../..", "index.js");
+	// Use .js extension but check if .ts exists (dev mode with tsx)
+	let packageIndex = path.resolve(__dirname, "../..", "index.js");
+	if (!fs.existsSync(packageIndex)) {
+		const tsPath = packageIndex.replace(/\.js$/, ".ts");
+		if (fs.existsSync(tsPath)) packageIndex = tsPath;
+	}
+
+	let extensionsIndex = path.resolve(__dirname, "index.js");
+	if (!fs.existsSync(extensionsIndex)) {
+		const tsPath = extensionsIndex.replace(/\.js$/, ".ts");
+		if (fs.existsSync(tsPath)) extensionsIndex = tsPath;
+	}
 
 	const typeboxEntry = require.resolve("@sinclair/typebox");
 	const typeboxRoot = typeboxEntry.replace(/\/build\/cjs\/index\.js$/, "");
 
 	_aliases = {
 		"@mariozechner/pi-coding-agent": packageIndex,
-		"@mariozechner/pi-coding-agent/extensions": path.resolve(__dirname, "index.js"),
+		"@mariozechner/pi-coding-agent/extensions": extensionsIndex,
 		"@mariozechner/pi-tui": require.resolve("@mariozechner/pi-tui"),
 		"@mariozechner/pi-ai": require.resolve("@mariozechner/pi-ai"),
 		"@sinclair/typebox": typeboxRoot,