diff --git a/modules/rwallet/lib/price-feed.ts b/modules/rwallet/lib/price-feed.ts
index 10f0d29..0f888e5 100644
--- a/modules/rwallet/lib/price-feed.ts
+++ b/modules/rwallet/lib/price-feed.ts
@@ -42,15 +42,23 @@ const TTL = 5 * 60 * 1000; // 5 minutes
 const cache = new Map<string, CacheEntry>();
 const inFlight = new Map<string, Promise<CacheEntry>>();
 
+const CG_API_KEY = process.env.COINGECKO_API_KEY || "";
+
+function cgUrl(url: string): string {
+	if (!CG_API_KEY) return url;
+	const sep = url.includes("?") ? "&" : "?";
+	return `${url}${sep}x_cg_demo_api_key=${CG_API_KEY}`;
+}
+
 async function cgFetch(url: string): Promise<any> {
-	const res = await fetch(url, {
+	const res = await fetch(cgUrl(url), {
 		headers: { accept: "application/json" },
 		signal: AbortSignal.timeout(10000),
 	});
 	if (res.status === 429) {
 		console.warn("[price-feed] CoinGecko rate limited, waiting 60s...");
 		await new Promise((r) => setTimeout(r, 60000));
-		const retry = await fetch(url, {
+		const retry = await fetch(cgUrl(url), {
 			headers: { accept: "application/json" },
 			signal: AbortSignal.timeout(10000),
 		});