diff --git a/cspell.json b/cspell.json
index 458d91bca86..196dcbeb0ea 100644
--- a/cspell.json
+++ b/cspell.json
@@ -52,7 +52,6 @@
         "blockhash",
         "blockie",
         "blockies",
-        "blockpi",
         "bluebar",
         "blurhash",
         "boba",
diff --git a/packages/flags/src/flags/index.ts b/packages/flags/src/flags/index.ts
index bb8700cc6fc..2114249396a 100644
--- a/packages/flags/src/flags/index.ts
+++ b/packages/flags/src/flags/index.ts
@@ -42,9 +42,6 @@ export const flags = {
     i18nTranslationHotUpdate: true,
     sandboxedPluginRuntime: false,
 
-    // how many users should use blockpi rpc
-    blockpi_grayscale: 5,
-
     /** The earliest version for the sentry to watch events and exceptions. */
     sentry_earliest_version: process.env.VERSION,
     sentry_sample_rate: 0.05,
diff --git a/packages/web3-constants/evm/rpc.json b/packages/web3-constants/evm/rpc.json
index 57dac7c1163..3fa8c127a7c 100644
--- a/packages/web3-constants/evm/rpc.json
+++ b/packages/web3-constants/evm/rpc.json
@@ -94,31 +94,6 @@
         "Conflux": ["https://evm.confluxrpc.com"],
         "Astar": ["https://rpc.astar.network:8545"]
     },
-    "RPC_BLOCKPI_URL": {
-        "Mainnet": "https://ethereum.blockpi.network/v1/rpc/dd38517e40d0deaaa69655a896b87a742d40610f",
-        "Ropsten": "",
-        "Rinkeby": "",
-        "Kovan": "",
-        "Gorli": "",
-        "BSC": "https://bsc.blockpi.network/v1/rpc/aa1df11ff5f5a52af5ae0bd6289f819b295d36f1",
-        "BSCT": "",
-        "Matic": "https://polygon.blockpi.network/v1/rpc/98175a60a725c6eb72c6db345af762021ec8f33c",
-        "Mumbai": "",
-        "Arbitrum": "https://arbitrum.blockpi.network/v1/rpc/3671ee3767ce54ddff136803eebd60ee8f75fe20",
-        "Arbitrum_Rinkeby": "",
-        "xDai": "https://gnosis.blockpi.network/v1/rpc/991faea7653840694ed44cbfa11b00dd18c42f4f",
-        "Optimism": "https://optimism.blockpi.network/v1/rpc/1994e3e802f3c4a5e1cd3072c9b5f787eca8e8a9",
-        "Optimism_Kovan": "",
-        "Optimism_Goerli": "",
-        "Avalanche": "https://avalanche.blockpi.network/v1/rpc/b5337bc985ff798ca15ea7e7d3f745a599fbab3f",
-        "Avalanche_Fuji": "",
-        "Celo": "",
-        "Fantom": "https://fantom.blockpi.network/v1/rpc/f34a9273d07b98fe3888b9ab69005ad67753748f",
-        "Aurora": "",
-        "Aurora_Testnet": "",
-        "Conflux": "",
-        "Astar": ""
-    },
     "RPC_WEIGHTS": {
         "Mainnet": [0, 1, 2, 3, 4],
         "Ropsten": [0, 1, 2, 3, 4],
diff --git a/packages/web3-shared/evm/src/libs/ProviderURL.ts b/packages/web3-shared/evm/src/libs/ProviderURL.ts
index 7583bd1421b..88c7fedc87c 100644
--- a/packages/web3-shared/evm/src/libs/ProviderURL.ts
+++ b/packages/web3-shared/evm/src/libs/ProviderURL.ts
@@ -1,7 +1,6 @@
-import { Flags } from '@masknet/flags'
-import { getABTestSeed, joinsABTest } from '@masknet/web3-telemetry/helpers'
+import { getABTestSeed } from '@masknet/web3-telemetry/helpers'
 import { getRPCConstants } from '../constants/constants.js'
-import { ChainId } from '../types/index.js'
+import type { ChainId } from '../types/index.js'
 
 export class ProviderURL {
     /**
@@ -11,11 +10,7 @@ export class ProviderURL {
     constructor() {}
 
     static from(chainId: ChainId) {
-        const { RPC_URLS, RPC_WEIGHTS, RPC_BLOCKPI_URL } = getRPCConstants(chainId)
-
-        // a grayscale user will be served the blockpi API
-        if (chainId !== ChainId.Mainnet && RPC_BLOCKPI_URL && joinsABTest(Flags.blockpi_grayscale))
-            return RPC_BLOCKPI_URL
+        const { RPC_URLS, RPC_WEIGHTS } = getRPCConstants(chainId)
 
         if (!RPC_URLS || !RPC_WEIGHTS) throw new Error(`No RPC presets at chainId: ${chainId}.`)