diff --git a/dexs/pika-protocol-v4/index.ts b/dexs/pika-protocol-v4/index.ts
new file mode 100644
index 0000000000..1b2e5b0233
--- /dev/null
+++ b/dexs/pika-protocol-v4/index.ts
@@ -0,0 +1,68 @@
+import { Chain } from "@defillama/sdk/build/general";
+import BigNumber from "bignumber.js";
+import request, { gql } from "graphql-request";
+import { Adapter, FetchResultFees, FetchResultVolume } from "../../adapters/types";
+import { CHAIN } from "../../helpers/chains";
+import { getUniqStartOfTodayTimestamp } from "../../helpers/getUniSubgraphVolume";
+import { getTimestampAtStartOfDayUTC } from "../../utils/date";
+import { getBlock } from "../../helpers/getBlock";
+
+interface IData {
+  date: number;
+  cumulativeVolume: string;
+}
+
+type IURL = {
+  [l: string | Chain]: string;
+}
+
+interface IValume {
+  vaultDayData: IData;
+  vaults: IData[];
+}
+
+const endpoints: IURL = {
+  [CHAIN.OPTIMISM]: "https://api.thegraph.com/subgraphs/name/ethandev0/pikaperpv4_optimism"
+}
+
+const fetch = (chain: Chain) => {
+  return async (timestamp: number): Promise<FetchResultVolume> => {
+    const todayTimestamp = getUniqStartOfTodayTimestamp(new Date(timestamp * 1000));
+    const dateId = Math.floor(getTimestampAtStartOfDayUTC(todayTimestamp) / 86400)
+    const block = (await getBlock(todayTimestamp, chain, {}));
+    const graphQuery = gql
+      `
+      {
+        vaultDayData(id: ${dateId}) {
+          date
+          id
+          cumulativeVolume
+        }
+        vaults(block: { number: ${block} }) {
+          cumulativeVolume
+        }
+      }
+    `;
+
+    const res: IValume = (await request(endpoints[chain], graphQuery));
+    const dailyVolume = Number(res.vaultDayData.cumulativeVolume) / 10 ** 8;
+    const totalVolume = Number(res.vaults[0].cumulativeVolume) / 10 ** 8;
+
+    return {
+      timestamp,
+      dailyVolume: dailyVolume.toString(),
+      totalVolume: totalVolume.toString()
+    };
+  }
+}
+
+const adapter: Adapter = {
+  adapter: {
+    [CHAIN.OPTIMISM]: {
+      fetch: fetch(CHAIN.OPTIMISM),
+      start: async () => 1658534400,
+    },
+  },
+};
+
+export default adapter;
diff --git a/fees/pika-protocol-v4.ts b/fees/pika-protocol-v4.ts
new file mode 100644
index 0000000000..f86404ade0
--- /dev/null
+++ b/fees/pika-protocol-v4.ts
@@ -0,0 +1,129 @@
+import { Chain } from "@defillama/sdk/build/general";
+import BigNumber from "bignumber.js";
+import request, { gql } from "graphql-request";
+import { Adapter, FetchResultFees, FetchResultVolume } from "../adapters/types";
+import { CHAIN } from "../helpers/chains";
+import { getUniqStartOfTodayTimestamp } from "../helpers/getUniSubgraphVolume";
+import { getTimestampAtStartOfDayUTC } from "../utils/date";
+import { getBlock } from "../helpers/getBlock";
+
+interface IVault {
+  txCount: number;
+}
+
+interface ITransaction {
+  id: number;
+  timestamp: number;
+  tradeFee: number;
+  count: number;
+}
+interface ILiquidation {
+  timestamp: number;
+  remainingReward: number;
+}
+
+type IURL = {
+  [l: string | Chain]: string;
+}
+
+interface IFees {
+  vaults: IVault[];
+}
+interface ITransactions {
+  transactions: ITransaction[]
+}
+interface ILiquidations {
+  liquidations: ILiquidation[]
+}
+
+const endpoints: IURL = {
+  [CHAIN.OPTIMISM]: "https://api.thegraph.com/subgraphs/name/ethandev0/pikaperpv4_optimism"
+}
+
+const fetch = (chain: Chain) => {
+  return async (): Promise<FetchResultFees> => {
+    let todayLiquidationFee = 0;
+    let todayTradeFee = 0;
+    const timestamp = Math.floor(Date.now() / 1000 - 86400);
+    const graphQuery1 = gql
+      `
+      {
+        vaults(first: 1)
+        {
+          txCount
+        }
+      }
+    `;
+    const res1: IFees = (await request(endpoints[chain], graphQuery1));
+    const totalCount = res1.vaults[0].txCount
+    let skip = totalCount;
+    while(skip > totalCount - 3000) {
+      const graphQuery2 = gql
+        `
+        {
+          transactions(first:1000, where: {count_lt: ${skip}}, orderBy: count, orderDirection: desc)
+          {
+            id
+            singleAmount
+            timestamp
+            tradeFee
+            count
+          }
+        }
+      `;
+      const res2: ITransactions = (await request(endpoints[chain], graphQuery2));
+
+      if (res2 !== undefined) {
+        let transactions = res2.transactions;
+        transactions.map((item: ITransaction) => {
+          if (item.timestamp > timestamp) {
+            todayTradeFee += item.tradeFee / 100000000
+          }
+        });
+        skip = transactions[transactions.length - 1].count * 1
+      }
+    }
+    const graphQuery3 = gql
+      `
+      {
+        liquidations(where: {
+          timestamp_gt: ${timestamp}
+        })
+        {
+          id
+          remainingReward
+          timestamp
+        }
+      }
+    `;
+    const res3: ILiquidations = (await request(endpoints[chain], graphQuery3));
+    let liquidations = res3.liquidations;
+    liquidations.map((item: ILiquidation) => {
+      if (item.timestamp > timestamp) {
+        todayLiquidationFee += item.remainingReward / 100000000;
+      }
+    });
+
+    const dailyFees = todayTradeFee + todayLiquidationFee;
+    const dailySupplySideRevenue = dailyFees * 0.5;
+    const dailyProtocolRevenue = dailyFees * 0.3;
+    return {
+      timestamp,
+      dailyFees: dailyFees.toString(),
+      dailyRevenue: dailyProtocolRevenue.toString(),
+      dailySupplySideRevenue: dailySupplySideRevenue.toString(),
+      dailyProtocolRevenue: dailyProtocolRevenue.toString(),
+    };
+  }
+}
+
+const adapter: Adapter = {
+  adapter: {
+    [CHAIN.OPTIMISM]: {
+      fetch: fetch(CHAIN.OPTIMISM),
+      start: async () => 1658534400,
+    },
+  },
+};
+
+export default adapter;