diff --git a/backend-api-demo/src/get-asset-prices.ts b/backend-api-demo/src/get-asset-prices.ts
index 454dd86..90ca2f7 100644
--- a/backend-api-demo/src/get-asset-prices.ts
+++ b/backend-api-demo/src/get-asset-prices.ts
@@ -2,18 +2,16 @@ import { CORE_DOMAIN } from "./const";
 import axios from "axios";
 import { parse } from "csv-string";
 
-interface GetSpotPriceParam {
+interface GetAssetPricesParam {
   chainId: number;
 }
 
-interface GetSpotPriceQuery {
-  address?: string[];
+interface GetAssetPricesQuery {
+  addresses?: string; // separated by commas, return all asset prices if empty
 }
 
-interface GetSpotPriceResponse {
-  total: number;
-  addresses: string[];
-  pricesUsd: (number | null)[];
+interface GetAssetPricesResponse {
+  prices: Record<string, number>;
 }
 
 interface GetHistoricalPricesParam {
@@ -45,23 +43,31 @@ interface GetHistoricalPricesResponse {
 }
 
 export async function getAssetPrices() {
-  // This is an example of how to get all spot prices of assets on Ethereum
+  // This is an example of how to get all spot prices of pendle assets on Ethereum
 
-  const param: GetSpotPriceParam = {
+  const param: GetAssetPricesParam = {
     chainId: 1, // Ethereum
   };
 
-  const targetPath = `/v1/${param.chainId}/prices/assets/all`;
+  const addressPt_USDe = '0xa8778dd6b7f1f61f2cfda5d3cb18be8f99a8db30'; // address of PT-USDe-26DEC2024
+  const addressPt_weETH = '0x6ee2b5e19ecba773a352e5b21415dc419a700d1d'; // address of PT-weETH-26DEC2024
+
+  const addresses = `${addressPt_USDe},${addressPt_weETH}`;
 
-  const { data } = await axios.get<GetSpotPriceResponse>(CORE_DOMAIN + targetPath);
+  const query: GetAssetPricesQuery = {
+    addresses: addresses
+  }
 
-  const {total, pricesUsd, addresses} = data;
+  const targetPath = `/v1/${param.chainId}/assets/prices`;
 
-  console.log('result info', {total});
+  const { data } = await axios.get<GetAssetPricesResponse>(CORE_DOMAIN + targetPath, {
+    params: query
+  });
 
-  const address = addresses[0];
+  const {prices: priceUsdMap} = data;
 
-  console.log(`prices of ${address} is ${pricesUsd[0] ?? 0} USD`);
+  console.log(`price of Pt USDe is ${priceUsdMap[addressPt_USDe] ?? 0} USD`);
+  console.log(`price of Pt weETH is ${priceUsdMap[addressPt_weETH] ?? 0} USD`);
 }
 
 export async function getHistoricalAssetPrices() {
diff --git a/backend-api-demo/src/get-list-assets.ts b/backend-api-demo/src/get-list-assets.ts
index 0cb169e..78d7590 100644
--- a/backend-api-demo/src/get-list-assets.ts
+++ b/backend-api-demo/src/get-list-assets.ts
@@ -21,15 +21,12 @@ interface AssetInfo {
   decimals: number;
   address: string;
   symbol: string;
-  types: string[];
+  tags: string[];
   expiry: string;
 }
 
 interface Response {
-  results: AssetInfo[];
-  total: number;
-  limit: number;
-  skip: number;
+  assets: AssetInfo[];
 }
 
 export async function getAssets() {
@@ -39,22 +36,11 @@ export async function getAssets() {
     chainId: 1, // Ethereum
   }
 
-  const query: Query = {
-    order_by: 'name:1',
-    skip: 0,
-    limit: 10,
-    is_expired: false,
-  }
-
-  const targetPath = `/v1/${param.chainId}/assets`;
-
-  const { data } = await axios.get<Response>(CORE_DOMAIN + targetPath, {params: query});
-
-  const {total, limit, skip, results: assets} = data;
+  const targetPath = `/v3/${param.chainId}/assets/all`;
 
-  console.log('result info', {limit, total, skip});
+  const { data } = await axios.get<Response>(CORE_DOMAIN + targetPath);
 
-  const {name, address, decimals, expiry, symbol, types} = assets[0];
+  const {assets} = data;
 
-  console.log('first asset', {name, address, decimals, expiry, symbol, types});
+  console.log('first asset', assets[0]);
 }
\ No newline at end of file
diff --git a/backend-api-demo/src/get-list-markets.ts b/backend-api-demo/src/get-list-markets.ts
index 3fb8bdb..1db7fa0 100644
--- a/backend-api-demo/src/get-list-markets.ts
+++ b/backend-api-demo/src/get-list-markets.ts
@@ -4,54 +4,18 @@ import { CORE_DOMAIN } from "./const";
 interface Param {
   chainId: number;
 }
-
-interface Query {
-  order_by?: string;
-  skip?: number;
-  limit?: number;
-  is_expired?: boolean;
-  select?: string;
-  pt?: string;
-  yt?: string;
-  sy?: string;
-  q?: string;
-  is_active?: boolean;
-  categoryId?: string;
-}
-
 interface MarketInfo {
   name: string;
   address: string;
   expiry: string;
-  pt: {
-    id: string;
-  };
-  yt: {
-    id: string;
-  };
-  sy: {
-    id: string;
-  };
-  liquidity: {
-    usd: number;
-    acc: number;
-  };
-  underlyingInterestApy: number;
-  underlyingRewardApy: number,
-  underlyingApy: number;
-  impliedApy: number;
-  ytFloatingApy: number;
-  aggregatedApy: number;
-  maxBoostedApy: number;
-  lpRewardApy: number;
-  voterApy: number;
+  pt: string;
+  yt: string;
+  sy: string;
+  underlyingAsset: string;
 }
 
 interface Response {
-  total: number;
-  limit: number;
-  skip: number;
-  results: MarketInfo[];
+  markets: MarketInfo[];
 }
 
 export async function getMarkets() {
@@ -61,27 +25,11 @@ export async function getMarkets() {
     chainId: 1, // Ethereum
   }
 
-  const query: Query = {
-    order_by: 'name:1',
-    skip: 0,
-    limit: 10,
-    is_expired: false,
-    select: 'pro',
-  }
-
-  const targetPath = `/v1/${param.chainId}/markets`;
-
-  const { data } = await axios.get<Response>(CORE_DOMAIN + targetPath, {params: query});
-
-  const { results: markets, skip, limit, total } = data;
+  const targetPath = `/v1/${param.chainId}/markets/active`;
 
-  console.log('result info', {limit, total, skip});
+  const { data } = await axios.get<Response>(CORE_DOMAIN + targetPath);
 
-  const {name, address, expiry, pt, sy, yt, liquidity, impliedApy, aggregatedApy, underlyingApy, lpRewardApy, underlyingInterestApy, underlyingRewardApy, maxBoostedApy, voterApy, ytFloatingApy} = markets[0];
-  const {id: ptId} = pt;
-  const {id: syId} = sy;
-  const {id: ytId} = yt;
-  const {usd: liquidityUSD } = liquidity;
+  const { markets } = data;
 
-  console.log('first active market', {name, address, expiry, ptId, syId, ytId, liquidityUSD, impliedApy, aggregatedApy, underlyingApy, lpRewardApy, underlyingInterestApy, underlyingRewardApy, maxBoostedApy, voterApy, ytFloatingApy });
+  console.log('first active market', markets[0]);
 }
\ No newline at end of file