diff --git a/packages/extension/package.json b/packages/extension/package.json
index a2db162be..eee61c340 100644
--- a/packages/extension/package.json
+++ b/packages/extension/package.json
@@ -23,6 +23,7 @@
     "watch:firefox": "yarn prebuild && cross-env BROWSER='firefox' vite"
   },
   "dependencies": {
+    "@a16z/helios": "^0.11.1",
     "@amplitude/analytics-browser": "^2.38.1",
     "@enkryptcom/extension-bridge": "workspace:^",
     "@enkryptcom/hw-wallets": "workspace:^",
diff --git a/packages/extension/src/providers/ethereum/libs/helios-verifier.ts b/packages/extension/src/providers/ethereum/libs/helios-verifier.ts
new file mode 100644
index 000000000..3e6092785
--- /dev/null
+++ b/packages/extension/src/providers/ethereum/libs/helios-verifier.ts
@@ -0,0 +1,139 @@
+
+export interface VerificationResult {
+  verified: boolean;
+  tampered: boolean;
+  message: string;
+  provenBalance?: string;
+}
+
+const SKIP: VerificationResult = { verified: false, tampered: false, message: '' };
+const MAINNET_CHAIN_ID = '0x1';
+const DEFAULT_CONSENSUS_RPC = 'https://ethereum.operationsolarstorm.org';
+const CHECKPOINT_FETCH_TIMEOUT_MS = 5_000;
+
+let heliosProvider: any = null;
+let initPromise: Promise<void> | null = null;
+let syncPromise: Promise<void> | null = null;
+let isSynced = false;
+let currentExecutionRpc = '';
+let sessionId = 0;
+
+async function fetchFreshCheckpoint(consensusRpc: string): Promise<string | undefined> {
+  const url = `${consensusRpc.replace(/\/$/, '')}/eth/v1/beacon/headers/finalized`;
+  const controller = new AbortController();
+  const timer = setTimeout(() => controller.abort(), CHECKPOINT_FETCH_TIMEOUT_MS);
+  try {
+    const res = await fetch(url, { signal: controller.signal });
+    if (!res.ok) return undefined;
+    const json = (await res.json()) as { data?: { root?: string } };
+    const root = json?.data?.root;
+    if (typeof root === 'string' && root.startsWith('0x')) return root;
+    return undefined;
+  } catch {
+    return undefined;
+  } finally {
+    clearTimeout(timer);
+  }
+}
+
+export async function initHelios(
+  executionRpc: string,
+  consensusRpc: string = DEFAULT_CONSENSUS_RPC,
+): Promise<void> {
+  if (initPromise) return initPromise;
+  if (heliosProvider && currentExecutionRpc === executionRpc) return;
+  const session = ++sessionId;
+  heliosProvider = null;
+  isSynced = false;
+  currentExecutionRpc = executionRpc;
+  initPromise = (async () => {
+    try {
+      const checkpoint = await fetchFreshCheckpoint(consensusRpc);
+      const { createHeliosProvider } = await import('@a16z/helios');
+      const config: Record<string, string> = {
+        executionRpc,
+        consensusRpc,
+        network: 'mainnet',
+      };
+      if (checkpoint) config['checkpoint'] = checkpoint;
+      const provider = await createHeliosProvider(config, 'ethereum');
+      if (session !== sessionId) return;
+      heliosProvider = provider;
+      syncPromise = provider.waitSynced().then(() => {
+        if (session === sessionId && heliosProvider === provider) {
+          isSynced = true;
+          console.log('[helios-verifier] synced and ready');
+        }
+      });
+      await syncPromise;
+    } catch (err) {
+      if (session === sessionId) {
+        console.warn('[helios-verifier] failed to initialise:', err);
+        resetHelios();
+      }
+    } finally {
+      if (session === sessionId) initPromise = null;
+    }
+  })();
+  return initPromise;
+}
+
+export function resetHelios(): void {
+  sessionId++;
+  heliosProvider = null;
+  isSynced = false;
+  initPromise = null;
+  syncPromise = null;
+  currentExecutionRpc = '';
+}
+
+function encodeBalanceOf(address: string): string {
+  const addr = address.toLowerCase().replace(/^0x/, '').padStart(64, '0');
+  return `0x70a08231${addr}`;
+}
+
+function decodeUint256(hex: string): bigint {
+  const clean = hex.startsWith('0x') ? hex.slice(2) : hex;
+  if (!clean || /^0+$/.test(clean)) return 0n;
+  return BigInt(`0x${clean}`);
+}
+
+export async function verifyErc20Balance(
+  contractAddress: string,
+  walletAddress: string,
+  rpcBalance: string,
+  blockTag: string,
+  chainId: string,
+  executionRpc: string,
+): Promise<VerificationResult> {
+  if (chainId.toLowerCase() !== MAINNET_CHAIN_ID) return SKIP;
+  await initHelios(executionRpc);
+  if (!isSynced || !heliosProvider) return SKIP;
+  let heliosBalanceHex: string;
+  try {
+    heliosBalanceHex = (await heliosProvider.request({
+      method: 'eth_call',
+      params: [{ to: contractAddress, data: encodeBalanceOf(walletAddress) }, blockTag],
+    })) as string;
+  } catch (err) {
+    console.warn('[helios-verifier] eth_call failed:', err);
+    return SKIP;
+  }
+  const rpcValue = decodeUint256(rpcBalance);
+  const heliosValue = decodeUint256(heliosBalanceHex);
+  if (rpcValue === heliosValue) {
+    return {
+      verified: true,
+      tampered: false,
+      message: 'Balance verified by Helios light client.',
+      provenBalance: heliosBalanceHex,
+    };
+  }
+  console.error(`[helios-verifier] MISMATCH: RPC=${rpcValue} Helios=${heliosValue}`);
+  return {
+    verified: false,
+    tampered: true,
+    message: `Your RPC provider returned ${rpcValue.toString()} but Helios proved the real balance is ${heliosValue.toString()}. Your RPC provider may be lying.`,
+    provenBalance: heliosBalanceHex,
+  };
+}
\ No newline at end of file
diff --git a/packages/extension/src/providers/ethereum/types/erc20-token.ts b/packages/extension/src/providers/ethereum/types/erc20-token.ts
index 2d767008d..323ae0e92 100644
--- a/packages/extension/src/providers/ethereum/types/erc20-token.ts
+++ b/packages/extension/src/providers/ethereum/types/erc20-token.ts
@@ -4,6 +4,10 @@ import erc20 from '../libs/abi/erc20';
 import EvmAPI from '../libs/api';
 import { NATIVE_TOKEN_ADDRESS } from '../libs/common';
 import { BNType } from '@/providers/common/types';
+import {
+  verifyErc20Balance,
+  type VerificationResult,
+} from '../libs/helios-verifier';
 
 export interface Erc20TokenOptions extends BaseTokenOptions {
   contract: string;
@@ -11,6 +15,7 @@ export interface Erc20TokenOptions extends BaseTokenOptions {
 
 export class Erc20Token extends BaseToken {
   public contract: string;
+  public heliosVerification: VerificationResult | undefined = undefined;
 
   constructor(options: Erc20TokenOptions) {
     super(options);
@@ -20,26 +25,45 @@ export class Erc20Token extends BaseToken {
   public async getLatestUserBalance(
     api: EvmAPI,
     address: string,
+    chainId?: string,
   ): Promise<string> {
     if (this.contract === NATIVE_TOKEN_ADDRESS)
       return api.getBalance(address.toLowerCase());
-    else {
-      const contract = new api.web3.Contract(
-        erc20 as any,
-        this.contract.toLowerCase(),
-      );
-      return contract.methods
-        .balanceOf(address.toLowerCase())
-        .call()
-        .then((val: BNType) => {
-          const balance = numberToHex(val);
-          this.balance = balance;
-          return balance;
-        });
+
+    const contract = new api.web3.Contract(
+      erc20 as any,
+      this.contract.toLowerCase(),
+    );
+
+    const balance: string = await contract.methods
+      .balanceOf(address.toLowerCase())
+      .call()
+      .then((val: BNType) => {
+        const hex = numberToHex(val);
+        this.balance = hex;
+        return hex;
+      });
+
+    if (chainId) {
+      // blockTag is 'latest' because the web3 contract call does not expose
+      verifyErc20Balance(
+        this.contract,
+        address.toLowerCase(),
+        balance,
+        'latest',
+        chainId,
+        api.node,
+      )
+        .then(result => {
+          this.heliosVerification = result;
+        })
+        .catch(() => {});
     }
+
+    return balance;
   }
 
   public async send(): Promise<any> {
     throw new Error('EVM-send is not implemented here');
   }
-}
+}
\ No newline at end of file
diff --git a/packages/extension/src/providers/ethereum/types/evm-network.ts b/packages/extension/src/providers/ethereum/types/evm-network.ts
index e395cae9f..c65f68204 100644
--- a/packages/extension/src/providers/ethereum/types/evm-network.ts
+++ b/packages/extension/src/providers/ethereum/types/evm-network.ts
@@ -113,6 +113,7 @@ export class EvmNetwork extends BaseNetwork {
       const bTokenOptions: Erc20TokenOptions = {
         decimals: token.decimals,
         icon: token.icon,
+        heliosVerification: token.heliosVerification,
         name: token.name,
         symbol: token.symbol,
         balance: token.balance,
@@ -163,7 +164,7 @@ export class EvmNetwork extends BaseNetwork {
 
       await Promise.all(
         this.assets.map(token =>
-          token.getLatestUserBalance(api as API, address).then(balance => {
+          token.getLatestUserBalance(api as API, address, this.chainID).then(balance => {
             token.balance = balance;
           }),
         ),
@@ -175,6 +176,7 @@ export class EvmNetwork extends BaseNetwork {
             name: token.name,
             symbol: token.symbol,
             icon: token.icon,
+        heliosVerification: token.heliosVerification,
             balance: token.balance!,
             balancef: formatFloatingPointValue(
               fromBase(token.balance!, token.decimals),
@@ -228,7 +230,7 @@ export class EvmNetwork extends BaseNetwork {
       });
 
     const balancePromises = customTokens.map(token =>
-      token.getLatestUserBalance(api as API, address),
+      token.getLatestUserBalance(api as API, address, this.chainID),
     );
 
     await Promise.all(balancePromises);
@@ -255,6 +257,7 @@ export class EvmNetwork extends BaseNetwork {
         sparkline: '',
         priceChangePercentage: 0,
         icon: token.icon,
+        heliosVerification: token.heliosVerification,
       };
 
       const marketInfo = marketInfos[token.contract.toLowerCase()];
diff --git a/packages/extension/src/types/provider.ts b/packages/extension/src/types/provider.ts
index b43819ba4..497629c68 100644
--- a/packages/extension/src/types/provider.ts
+++ b/packages/extension/src/types/provider.ts
@@ -227,4 +227,5 @@ export interface AssetsType {
   sparkline: string;
   priceChangePercentage: number;
   baseToken?: BaseToken;
+  heliosVerification?: import('@/providers/ethereum/libs/helios-verifier').VerificationResult;
 }
diff --git a/packages/extension/src/ui/action/icons/common/shield-alert-icon.vue b/packages/extension/src/ui/action/icons/common/shield-alert-icon.vue
new file mode 100644
index 000000000..a3025e588
--- /dev/null
+++ b/packages/extension/src/ui/action/icons/common/shield-alert-icon.vue
@@ -0,0 +1,7 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+    <path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z" />
+    <line x1="12" y1="8" x2="12" y2="12" />
+    <line x1="12" y1="16" x2="12.01" y2="16" />
+  </svg>
+</template>
diff --git a/packages/extension/src/ui/action/views/network-assets/components/helios-warning-banner.vue b/packages/extension/src/ui/action/views/network-assets/components/helios-warning-banner.vue
new file mode 100644
index 000000000..83a2a792b
--- /dev/null
+++ b/packages/extension/src/ui/action/views/network-assets/components/helios-warning-banner.vue
@@ -0,0 +1,75 @@
+<template>
+  <transition name="helios-banner-slide">
+    <div v-if="show" class="helios-warning-banner" role="alert">
+      <div class="helios-warning-banner__icon">
+        <shield-alert-icon />
+      </div>
+      <div class="helios-warning-banner__body">
+        <p class="helios-warning-banner__title">RPC provider may be lying</p>
+        <p class="helios-warning-banner__detail">
+          The Helios light client cryptographically verified that the balance
+          shown for <strong>{{ tokenSymbol }}</strong> differs from what your RPC provider reported.
+        </p>
+        <p class="helios-warning-banner__values">
+          RPC reported:&nbsp;<code>{{ rpcBalanceFormatted }}</code>&nbsp;·&nbsp;Proven on-chain:&nbsp;<code>{{ provenBalanceFormatted }}</code>
+        </p>
+        <a class="helios-warning-banner__learn-more" href="https://walletbeat.eth.limo/docs/chain-verification" target="_blank" rel="noopener noreferrer">
+          Learn more about chain verification →
+        </a>
+      </div>
+      <button class="helios-warning-banner__dismiss" aria-label="Dismiss warning" @click="$emit('dismiss')">✕</button>
+    </div>
+  </transition>
+</template>
+
+<script setup lang="ts">
+import { computed } from 'vue';
+import ShieldAlertIcon from '@action/icons/common/shield-alert-icon.vue';
+import { fromBase } from '@enkryptcom/utils';
+import { formatFloatingPointValue } from '@/libs/utils/number-formatter';
+
+const props = defineProps<{
+  show: boolean;
+  tokenSymbol: string;
+  tokenDecimals: number;
+  rpcBalance: string;
+  provenBalance: string;
+}>();
+
+defineEmits<{ (e: 'dismiss'): void }>();
+
+function hexToDecimalDisplay(hex: string, decimals: number): string {
+  try {
+    const raw = BigInt(hex).toString();
+    return formatFloatingPointValue(fromBase(raw, decimals)).value;
+  } catch {
+    return hex;
+  }
+}
+
+const rpcBalanceFormatted = computed(() => hexToDecimalDisplay(props.rpcBalance, props.tokenDecimals));
+const provenBalanceFormatted = computed(() => hexToDecimalDisplay(props.provenBalance, props.tokenDecimals));
+</script>
+
+<style lang="less" scoped>
+@import '@action/styles/theme.less';
+.helios-warning-banner {
+  display: flex;
+  align-items: flex-start;
+  gap: 10px;
+  margin: 8px 12px;
+  padding: 12px 14px;
+  border-radius: 12px;
+  background: rgba(239, 68, 68, 0.07);
+  border: 1.5px solid rgba(239, 68, 68, 0.35);
+  &__icon { flex-shrink: 0; margin-top: 1px; color: #dc2626; svg { width: 20px; height: 20px; } }
+  &__body { flex: 1; min-width: 0; }
+  &__title { font-size: 13px; font-weight: 700; color: #b91c1c; margin: 0 0 4px 0; }
+  &__detail { font-size: 12px; color: @primaryLabel; margin: 0 0 4px 0; line-height: 1.5; }
+  &__values { font-size: 11px; color: @secondaryLabel; margin: 0 0 6px 0; code { font-family: monospace; background: rgba(0,0,0,0.05); padding: 1px 4px; border-radius: 4px; } }
+  &__learn-more { font-size: 11px; color: #7559d1; text-decoration: none; font-weight: 600; &:hover { text-decoration: underline; } }
+  &__dismiss { flex-shrink: 0; background: none; border: none; cursor: pointer; font-size: 14px; color: @tertiaryLabel; padding: 0 0 0 4px; &:hover { color: @primaryLabel; } }
+}
+.helios-banner-slide-enter-active, .helios-banner-slide-leave-active { transition: opacity 0.25s ease, transform 0.25s ease; }
+.helios-banner-slide-enter-from, .helios-banner-slide-leave-to { opacity: 0; transform: translateY(-6px); }
+</style>
diff --git a/packages/extension/src/ui/action/views/network-assets/index.vue b/packages/extension/src/ui/action/views/network-assets/index.vue
index 85210cf84..61e5f1598 100644
--- a/packages/extension/src/ui/action/views/network-assets/index.vue
+++ b/packages/extension/src/ui/action/views/network-assets/index.vue
@@ -1,74 +1,27 @@
 <template>
   <div>
     <div class="container">
-      <custom-scrollbar
-        class="network-assets__scroll-area"
-        :settings="scrollSettings({ suppressScrollX: true })"
-      >
+      <custom-scrollbar class="network-assets__scroll-area" :settings="scrollSettings({ suppressScrollX: true })">
         <div v-if="!!selected" class="network-assets">
-          <network-activity-total
-            :crypto-amount="cryptoAmount"
-            :fiat-amount="fiatAmount"
-            :token-price="tokenPrice"
-            :price-change-percentage="priceChangePercentage"
-            :sparkline="sparkline"
-            :symbol="network.currencyName"
-            :subnetwork="props.subnetwork"
-          />
-
-          <!-- Banners -->
-          <network-assets-solana-staking-banner
-            v-if="isSolanaStakingBanner && selectedNetworkName == 'SOLANA'"
-            @close="closeSolanaStakingBanner"
-          />
-
+          <network-activity-total :crypto-amount="cryptoAmount" :fiat-amount="fiatAmount" :token-price="tokenPrice" :price-change-percentage="priceChangePercentage" :sparkline="sparkline" :symbol="network.currencyName" :subnetwork="props.subnetwork" />
+          <network-assets-solana-staking-banner v-if="isSolanaStakingBanner && selectedNetworkName == 'SOLANA'" @close="closeSolanaStakingBanner" />
+          <helios-warning-banner v-if="heliosWarning && !heliosBannerDismissed" :show="!!heliosWarning" :token-symbol="heliosWarning.tokenSymbol" :token-decimals="heliosWarning.tokenDecimals" :rpc-balance="heliosWarning.rpcBalance" :proven-balance="heliosWarning.provenBalance" @dismiss="heliosBannerDismissed = true" />
           <network-activity-action v-bind="$attrs" />
           <network-assets-header v-if="!isLoading && assets.length > 0" />
-          <network-assets-error
-            v-if="isFetchError"
-            :update-assets="updateAssets"
-          />
-          <network-assets-item
-            v-for="(item, index) in assets"
-            :key="index"
-            :token="item"
-            :network="network"
-            @update:tokens="updateAssets"
-            v-bind="$attrs"
-          />
-          <div
-            v-show="network.customTokens && assets.length !== 0"
-            class="network-assets__add-token"
-          >
+          <network-assets-error v-if="isFetchError" :update-assets="updateAssets" />
+          <network-assets-item v-for="(item, index) in assets" :key="index" :token="item" :network="network" @update:tokens="updateAssets" v-bind="$attrs" />
+          <div v-show="network.customTokens && assets.length !== 0" class="network-assets__add-token">
             <div class="network-assets__add-token-button">
-              <base-button
-                title="Add custom token"
-                :click="toggleShowAddCustomTokens"
-                :no-background="true"
-              />
+              <base-button title="Add custom token" :click="toggleShowAddCustomTokens" :no-background="true" />
             </div>
           </div>
         </div>
       </custom-scrollbar>
-
       <network-assets-loading v-if="isLoading" />
-
-      <deposit
-        v-if="!!props.accountInfo.selectedAccount"
-        :account="props.accountInfo.selectedAccount"
-        :show-deposit="showDeposit"
-        :network="network"
-        @toggle:deposit="toggleDeposit"
-      />
+      <deposit v-if="!!props.accountInfo.selectedAccount" :account="props.accountInfo.selectedAccount" :show-deposit="showDeposit" :network="network" @toggle:deposit="toggleDeposit" />
     </div>
-    <!-- prettier-ignore -->
-    <custom-evm-token v-if="showAddCustomTokens && isEvmNetwork" :address="props.accountInfo.selectedAccount?.address!"
-      :network="(props.network as EvmNetwork)" @update:token-added="addCustomAsset"
-      @update:close="toggleShowAddCustomTokens"></custom-evm-token>
-    <!-- prettier-ignore -->
-    <custom-massa-token v-if="showAddCustomTokens && isMassaNetwork" :address="props.accountInfo.selectedAccount?.address!"
-      :network="props.network" @update:token-added="addCustomAsset"
-      @update:close="toggleShowAddCustomTokens"></custom-massa-token>
+    <custom-evm-token v-if="showAddCustomTokens && isEvmNetwork" :address="props.accountInfo.selectedAccount?.address!" :network="(props.network as EvmNetwork)" @update:token-added="addCustomAsset" @update:close="toggleShowAddCustomTokens"></custom-evm-token>
+    <custom-massa-token v-if="showAddCustomTokens && isMassaNetwork" :address="props.accountInfo.selectedAccount?.address!" :network="props.network" @update:token-added="addCustomAsset" @update:close="toggleShowAddCustomTokens"></custom-massa-token>
   </div>
 </template>
 
@@ -80,8 +33,9 @@ import NetworkAssetsItem from './components/network-assets-item.vue';
 import NetworkAssetsHeader from './components/network-assets-header.vue';
 import NetworkAssetsLoading from './components/network-assets-loading.vue';
 import NetworkAssetsError from './components/network-assets-error.vue';
+import HeliosWarningBanner from './components/helios-warning-banner.vue';
 import CustomScrollbar from '@action/components/custom-scrollbar/index.vue';
-import { computed, onMounted, type PropType, ref, toRef, watch } from 'vue';
+import { computed, onBeforeUnmount, onMounted, type PropType, ref, toRef, watch } from 'vue';
 import type { AssetsType } from '@/types/provider';
 import type { AccountsHeaderData } from '../../types/account';
 import accountInfoComposable from '@action/composables/account-info';
@@ -95,78 +49,116 @@ import { EvmNetwork } from '@/providers/ethereum/types/evm-network';
 import { ProviderName } from '@/types/provider';
 import NetworkAssetsSolanaStakingBanner from './components/network-assets-solana-staking-banner.vue';
 import BannersState from '@/libs/banners-state';
+import { resetHelios } from '@/providers/ethereum/libs/helios-verifier';
 
-const showDeposit = ref(false);
+interface HeliosWarningInfo {
+  tokenSymbol: string;
+  tokenDecimals: number;
+  rpcBalance: string;
+  provenBalance: string;
+}
 
+const showDeposit = ref(false);
 const route = useRoute();
 const props = defineProps({
-  network: {
-    type: Object as PropType<BaseNetwork>,
-    default: () => ({}),
-  },
-  subnetwork: {
-    type: String,
-    default: '',
-  },
-  accountInfo: {
-    type: Object as PropType<AccountsHeaderData>,
-    default: () => ({}),
-  },
+  network: { type: Object as PropType<BaseNetwork>, default: () => ({}) },
+  subnetwork: { type: String, default: '' },
+  accountInfo: { type: Object as PropType<AccountsHeaderData>, default: () => ({}) },
 });
+
 const assets = ref<AssetsType[]>([]);
 const isLoading = ref(false);
 const isFetchError = ref(false);
+const heliosWarning = ref<HeliosWarningInfo | null>(null);
+const heliosBannerDismissed = ref(false);
+
+// --- Helios poll helpers ---
+const heliosPollId = ref<number | null>(null);
+
+function clearHeliosPoll(): void {
+  if (heliosPollId.value !== null) {
+    window.clearInterval(heliosPollId.value);
+    heliosPollId.value = null;
+  }
+}
+// --------------------------
 
-const {
-  cryptoAmount,
-  fiatAmount,
-  tokenPrice,
-  priceChangePercentage,
-  sparkline,
-} = accountInfoComposable(toRef(props, 'network'), toRef(props, 'accountInfo'));
+const { cryptoAmount, fiatAmount, tokenPrice, priceChangePercentage, sparkline } = accountInfoComposable(toRef(props, 'network'), toRef(props, 'accountInfo'));
 const selected: string = route.params.id as string;
 
+function scheduleHeliosResultCheck(snapshotAssets: AssetsType[]): void {
+  clearHeliosPoll();
+  const MAX_ATTEMPTS = 15;
+  let attempts = 0;
+  heliosPollId.value = window.setInterval(() => {
+    attempts++;
+    for (const asset of snapshotAssets) {
+      const v = asset.heliosVerification;
+      if (v?.tampered && asset.contract && asset.balance) {
+        heliosWarning.value = {
+          tokenSymbol: asset.symbol,
+          tokenDecimals: asset.decimals,
+          rpcBalance: asset.balance,
+          provenBalance: v.provenBalance ?? '0x0',
+        };
+        clearHeliosPoll();
+        return;
+      }
+    }
+    if (attempts >= MAX_ATTEMPTS) clearHeliosPoll();
+  }, 2000);
+}
+
 const updateAssets = () => {
   isFetchError.value = false;
   isLoading.value = true;
   assets.value = [];
-  const currentNetwork = selectedNetworkName.value;
-  if (props.accountInfo.selectedAccount?.address) {
+  heliosWarning.value = null;
+  heliosBannerDismissed.value = false;
+  const requestKey = `${selectedNetworkName.value}:${selectedSubnetwork.value}:${selectedAddress.value}`;
+  const address = props.accountInfo.selectedAccount?.address;
+  if (!address) {
+    isLoading.value = false;
+    return;
+  }
+  
     props.network
-      .getAllTokenInfo(props.accountInfo.selectedAccount?.address || '')
+      .getAllTokenInfo(address)
       .then(_assets => {
-        if (selectedNetworkName.value !== currentNetwork) return;
+        const activeKey = `${selectedNetworkName.value}:${selectedSubnetwork.value}:${selectedAddress.value}`;
+        if (activeKey !== requestKey) return;
         assets.value = _assets;
         isLoading.value = false;
+        scheduleHeliosResultCheck(_assets);
       })
       .catch(e => {
         console.error(e);
-        if (selectedNetworkName.value !== currentNetwork) return;
+        const activeKey = `${selectedNetworkName.value}:${selectedSubnetwork.value}:${selectedAddress.value}`;
+        if (activeKey !== requestKey) return;
         isFetchError.value = true;
         isLoading.value = false;
         assets.value = [];
       });
   }
-};
-const selectedAddress = computed(
-  () => props.accountInfo.selectedAccount?.address || '',
-);
+
+
+const selectedAddress = computed(() => props.accountInfo.selectedAccount?.address || '');
 const selectedNetworkName = computed(() => props.network.name);
 const selectedSubnetwork = computed(() => props.subnetwork);
 const showAddCustomTokens = ref(false);
-
 const isSolanaStakingBanner = ref(false);
 const bannersState = new BannersState();
+const isEvmNetwork = computed(() => props.network.provider === ProviderName.ethereum);
+const isMassaNetwork = computed(() => props.network.provider === ProviderName.massa);
+
+watch([selectedAddress, selectedNetworkName, selectedSubnetwork], () => {
+  clearHeliosPoll();
+  resetHelios();
+  updateAssets();
+});
 
-// Network type checks
-const isEvmNetwork = computed(
-  () => props.network.provider === ProviderName.ethereum,
-);
-const isMassaNetwork = computed(
-  () => props.network.provider === ProviderName.massa,
-);
+onBeforeUnmount(clearHeliosPoll);
 
-watch([selectedAddress, selectedNetworkName, selectedSubnetwork], updateAssets);
 onMounted(async () => {
   updateAssets();
   if (await bannersState.showNetworkAssetsSolanaStakingBanner()) {
@@ -174,33 +166,12 @@ onMounted(async () => {
   }
 });
 
-const toggleDeposit = () => {
-  showDeposit.value = !showDeposit.value;
-};
-
-const toggleShowAddCustomTokens = () => {
-  showAddCustomTokens.value = !showAddCustomTokens.value;
-};
-
+const toggleDeposit = () => { showDeposit.value = !showDeposit.value; };
+const toggleShowAddCustomTokens = () => { showAddCustomTokens.value = !showAddCustomTokens.value; };
 const addCustomAsset = (asset: AssetsType) => {
-  const existingAsset = assets.value.find(a => {
-    if (
-      a.contract &&
-      asset.contract &&
-      a.contract.toLowerCase() === asset.contract.toLowerCase()
-    ) {
-      return true;
-    }
-
-    return false;
-  });
-
-  if (!existingAsset) {
-    // refetches assets to update the custom token
-    updateAssets();
-  }
+  const existingAsset = assets.value.find(a => a.contract && asset.contract && a.contract.toLowerCase() === asset.contract.toLowerCase());
+  if (!existingAsset) updateAssets();
 };
-
 const closeSolanaStakingBanner = () => {
   isSolanaStakingBanner.value = false;
   bannersState.hideNetworkAssetsSolanaStakingBanner();
@@ -210,58 +181,13 @@ const closeSolanaStakingBanner = () => {
 <style lang="less" scoped>
 @import '@action/styles/theme.less';
 @import '@action/styles/custom-scroll.less';
-
-.container {
-  width: 100%;
-  height: 600px;
-  background-color: @white;
-  box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.16);
-  margin: 0;
-  padding-top: 0;
-  box-sizing: border-box;
-
-  .deposit {
-    left: 0;
-  }
-}
-
-.network-assets {
-  width: 100%;
-  height: 100%;
-  box-sizing: border-box;
-
-  &__scroll-area {
-    position: relative;
-    margin: auto;
-    width: 100%;
-    height: 100%;
-    max-height: 530px;
-    margin: 0;
-    padding: 68px 0 68px 0 !important;
-    box-sizing: border-box;
-
-    &.ps--active-y {
-      padding-right: 0;
-    }
-  }
-
-  &__add-token {
-    position: relative;
-    margin: 0px 12px 0px 166px;
-    z-index: 0;
-
-    &-button {
-      width: 156px;
-    }
-  }
+.container { width: 100%; height: 600px; background-color: @white; box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.16); margin: 0; padding-top: 0; box-sizing: border-box; .deposit { left: 0; } }
+.network-assets { width: 100%; height: 100%; box-sizing: border-box;
+  &__scroll-area { position: relative; margin: auto; width: 100%; height: 100%; max-height: 530px; margin: 0; padding: 68px 0 68px 0 !important; box-sizing: border-box; &.ps--active-y { padding-right: 0; } }
+  &__add-token { position: relative; margin: 0px 12px 0px 166px; z-index: 0; &-button { width: 156px; } }
 }
 </style>
 
 <style lang="less">
-.network-assets__scroll-area {
-  .ps__rail-y {
-    right: 3px !important;
-    margin: 59px 0 !important;
-  }
-}
-</style>
+.network-assets__scroll-area { .ps__rail-y { right: 3px !important; margin: 59px 0 !important; } }
+</style>
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index 81a4bcd7b..87fa85087 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -68,6 +68,41 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@a16z/helios@npm:^0.11.1":
+  version: 0.11.1
+  resolution: "@a16z/helios@npm:0.11.1"
+  dependencies:
+    "@1inch/byte-utils": "npm:3.0.0"
+    ethers: "npm:6.13.5"
+  peerDependencies:
+    assert: ^2.0.0
+    axios: ">=1 <2"
+  peerDependenciesMeta:
+    assert:
+      optional: true
+    axios:
+      optional: true
+  checksum: 10/af71246377bfa3f2e60d755ae049691efc80fef59d9d6517b6f300a9e1202294f70a8023bb3559be74ecbfd705c871a74c55f5c71e8ec4b26c695446bb2862fa
+  languageName: node
+  linkType: hard
+
+"@a16z/helios@npm:^0.11.1":
+  version: 0.11.1
+  resolution: "@a16z/helios@npm:0.11.1"
+  dependencies:
+    eventemitter3: "npm:^5.0.1"
+    uuid: "npm:^11.0.5"
+  checksum: 10/d77ad728fc4968ad5019ddbf3c01f6a56a1373fb05cc5d22a1f84975316855768a0e5a9bf85d4fd4d86dec7857ad274ba4f010ecde0dc56e6bbed032e180879b
+  languageName: node
+  linkType: hard
+
+"@acemir/cssom@npm:^0.9.28":
+  version: 0.9.28
+  resolution: "@acemir/cssom@npm:0.9.28"
+  checksum: 10/429faa2af7bffdcf3311e984f6b8ced77bf58d936e0e9a22c2fc892a84e54d2c8cbd71ae3a979ef54241509ac7c866cb880d919e3e713e64c865a1cd4ede3a1f
+  languageName: node
+  linkType: hard
+
 "@achrinza/node-ipc@npm:^9.2.5":
   version: 9.2.9
   resolution: "@achrinza/node-ipc@npm:9.2.9"
@@ -1711,6 +1746,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@enkryptcom/extension@workspace:packages/extension"
   dependencies:
+    "@a16z/helios": "npm:^0.11.1"
     "@amplitude/analytics-browser": "npm:^2.38.1"
     "@crxjs/vite-plugin": "npm:^2.4.0"
     "@enkryptcom/extension-bridge": "workspace:^"
@@ -30635,6 +30671,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"uuid@npm:^11.0.5":
+  version: 11.1.0
+  resolution: "uuid@npm:11.1.0"
+  bin:
+    uuid: dist/esm/bin/uuid
+  checksum: 10/d2da43b49b154d154574891ced66d0c83fc70caaad87e043400cf644423b067542d6f3eb641b7c819224a7cd3b4c2f21906acbedd6ec9c6a05887aa9115a9cf5
+  languageName: node
+  linkType: hard
+
 "uuid@npm:^3.3.2":
   version: 3.4.0
   resolution: "uuid@npm:3.4.0"