diff --git a/.github/workflows/deploy-frontend.yml b/.github/workflows/deploy-frontend.yml
index 36a7a2ded..4f96aedd6 100644
--- a/.github/workflows/deploy-frontend.yml
+++ b/.github/workflows/deploy-frontend.yml
@@ -98,6 +98,7 @@ jobs:
             VITE_VARA_ARCHIVE_NODE_ADDRESSES=${{ secrets.VITE_VARA_ARCHIVE_NODE_ADDRESSES }}
             VITE_ETH_BEACON_NODE_ADDRESSES=${{ secrets.VITE_ETH_BEACON_NODE_ADDRESSES }}
             VITE_ETH_MESSAGE_QUEUE_CONTRACT_ADDRESSES=${{ secrets.VITE_ETH_MESSAGE_QUEUE_CONTRACT_ADDRESSES }}
+            VITE_SENTRY_DSN=${{ secrets.VITE_SENTRY_DSN }}
             VITE_GTM_ID=${{ secrets.VITE_GTM_ID }}
             
   deploy-to-k8s:
diff --git a/js/frontend/.env.example b/js/frontend/.env.example
index b8496d558..b2decafdb 100644
--- a/js/frontend/.env.example
+++ b/js/frontend/.env.example
@@ -29,5 +29,6 @@ VITE_VARA_ARCHIVE_NODE_ADDRESSES=
 VITE_ETH_BEACON_NODE_ADDRESSES=
 VITE_ETH_MESSAGE_QUEUE_CONTRACT_ADDRESSES=
 
-# analytics
+# error tracking and analytics
+VITE_SENTRY_DSN=
 VITE_GTM_ID=
diff --git a/js/frontend/Dockerfile b/js/frontend/Dockerfile
index 6ad447859..acfd1da35 100644
--- a/js/frontend/Dockerfile
+++ b/js/frontend/Dockerfile
@@ -29,6 +29,7 @@ ARG VITE_VARA_NODE_ADDRESSES \
     VITE_VARA_ARCHIVE_NODE_ADDRESSES \
     VITE_ETH_BEACON_NODE_ADDRESSES \
     VITE_ETH_MESSAGE_QUEUE_CONTRACT_ADDRESSES \
+    VITE_SENTRY_DSN \
     VITE_GTM_ID
 
 ENV VITE_VARA_NODE_ADDRESSES=${VITE_VARA_NODE_ADDRESSES} \
@@ -46,6 +47,7 @@ ENV VITE_VARA_NODE_ADDRESSES=${VITE_VARA_NODE_ADDRESSES} \
     VITE_VARA_ARCHIVE_NODE_ADDRESSES=${VITE_VARA_ARCHIVE_NODE_ADDRESSES} \
     VITE_ETH_BEACON_NODE_ADDRESSES=${VITE_ETH_BEACON_NODE_ADDRESSES} \
     VITE_ETH_MESSAGE_QUEUE_CONTRACT_ADDRESSES=${VITE_ETH_MESSAGE_QUEUE_CONTRACT_ADDRESSES} \
+    VITE_SENTRY_DSN=${VITE_SENTRY_DSN} \
     VITE_GTM_ID=${VITE_GTM_ID}
 
 
diff --git a/js/frontend/package.json b/js/frontend/package.json
index b358f7685..0141531f3 100644
--- a/js/frontend/package.json
+++ b/js/frontend/package.json
@@ -23,6 +23,7 @@
     "@polkadot/react-identicon": "3.16.4",
     "@reown/appkit": "1.8.15",
     "@reown/appkit-adapter-wagmi": "1.8.15",
+    "@sentry/react": "10.40.0",
     "@tanstack/react-query": "5.90.12",
     "gear-bridge-common": "workspace:*",
     "graphql": "16.12.0",
diff --git a/js/frontend/src/components/layout/error-boundary/error-boundary.tsx b/js/frontend/src/components/layout/error-boundary/error-boundary.tsx
index 692fa7142..ca0472d1d 100644
--- a/js/frontend/src/components/layout/error-boundary/error-boundary.tsx
+++ b/js/frontend/src/components/layout/error-boundary/error-boundary.tsx
@@ -1,5 +1,6 @@
 import { Button } from '@gear-js/vara-ui';
-import { Component, ReactNode } from 'react';
+import { ErrorBoundary as SentryErrorBoundary, FallbackRender } from '@sentry/react';
+import { ComponentProps, PropsWithChildren } from 'react';
 import { useLocation, useNavigate } from 'react-router-dom';
 
 import { useChangeEffect } from '@/hooks';
@@ -8,56 +9,27 @@ import { Container } from '../container';
 
 import styles from './error-boundary.module.scss';
 
-type Props = {
-  children: ReactNode;
-};
-
-type FallbackProps = {
-  message: string;
-  reset: () => void;
-};
-
-type State = {
-  error: Error | null;
-};
-
-function Fallback({ message, reset }: FallbackProps) {
+// eslint-disable-next-line @typescript-eslint/unbound-method
+function Fallback({ error, resetError }: ComponentProps<FallbackRender>) {
   const { pathname } = useLocation();
   const navigate = useNavigate();
 
   useChangeEffect(() => {
-    reset();
+    resetError();
   }, [pathname]);
 
   return (
     <Container>
       <h2 className={styles.heading}>Oops! Something went wrong:</h2>
-      <p className={styles.error}>{message}</p>
+      <p className={styles.error}>{error instanceof Error ? error.message : String(error)}</p>
 
       <Button text="Go Back" size="small" onClick={() => navigate(-1)} />
     </Container>
   );
 }
 
-class ErrorBoundary extends Component<Props, State> {
-  constructor(props: Props) {
-    super(props);
-    this.state = { error: null };
-  }
-
-  static getDerivedStateFromError(error: Error) {
-    return { error };
-  }
-
-  reset = () => {
-    this.setState({ error: null });
-  };
-
-  render() {
-    if (!this.state.error) return this.props.children;
-
-    return <Fallback message={this.state.error.message} reset={this.reset} />;
-  }
+function ErrorBoundary({ children }: PropsWithChildren) {
+  return <SentryErrorBoundary fallback={Fallback}>{children}</SentryErrorBoundary>;
 }
 
 export { ErrorBoundary };
diff --git a/js/frontend/src/consts/env.ts b/js/frontend/src/consts/env.ts
index ae3b11557..7e1f63806 100644
--- a/js/frontend/src/consts/env.ts
+++ b/js/frontend/src/consts/env.ts
@@ -1,3 +1,4 @@
+const SENTRY_DSN = import.meta.env.VITE_SENTRY_DSN as string | undefined;
 const GTM_ID = import.meta.env.VITE_GTM_ID as string | undefined;
 
-export { GTM_ID };
+export { SENTRY_DSN, GTM_ID };
diff --git a/js/frontend/src/consts/index.ts b/js/frontend/src/consts/index.ts
index c92042862..e14ea0753 100644
--- a/js/frontend/src/consts/index.ts
+++ b/js/frontend/src/consts/index.ts
@@ -1,6 +1,6 @@
 import { ERC20_ABI, WRAPPED_ETH_ABI } from './abi';
-import { GTM_ID } from './env';
+import { SENTRY_DSN, GTM_ID } from './env';
 import { ROUTE } from './routing';
 import { VftProgram, WrappedVaraProgram } from './sails';
 
-export { ERC20_ABI, WRAPPED_ETH_ABI, ROUTE, GTM_ID, VftProgram, WrappedVaraProgram };
+export { ERC20_ABI, WRAPPED_ETH_ABI, ROUTE, SENTRY_DSN, GTM_ID, VftProgram, WrappedVaraProgram };
diff --git a/js/frontend/src/context/network-type/provider.tsx b/js/frontend/src/context/network-type/provider.tsx
index 984320817..ee629d2b8 100644
--- a/js/frontend/src/context/network-type/provider.tsx
+++ b/js/frontend/src/context/network-type/provider.tsx
@@ -1,5 +1,6 @@
 import { useApi, useAlert } from '@gear-js/react-hooks';
 import { useAppKitNetwork } from '@reown/appkit/react';
+import { captureException } from '@sentry/react';
 import { PropsWithChildren, useState, useEffect, useMemo } from 'react';
 import { useSearchParams } from 'react-router-dom';
 import { useChainId, useConfig, useSwitchChain } from 'wagmi';
@@ -82,6 +83,7 @@ function NetworkTypeProvider({ children }: PropsWithChildren) {
     switchNetwork({ endpoint: NEXT_PRESET.NODE_ADDRESS }).catch((error: Error) => {
       alert.error(`Failed to switch network. ${error.message}`);
       logger.error('Network switch', error);
+      captureException(error, { tags: { feature: 'network-switch' } });
     });
   };
 
diff --git a/js/frontend/src/features/faucet/components/get-balance-button/get-balance-button.tsx b/js/frontend/src/features/faucet/components/get-balance-button/get-balance-button.tsx
index 46c6b3701..7717b1657 100644
--- a/js/frontend/src/features/faucet/components/get-balance-button/get-balance-button.tsx
+++ b/js/frontend/src/features/faucet/components/get-balance-button/get-balance-button.tsx
@@ -2,6 +2,7 @@ import { HexString } from '@gear-js/api';
 import { useAccount, useAlert, useApi } from '@gear-js/react-hooks';
 import { Button } from '@gear-js/vara-ui';
 import { Turnstile, TurnstileInstance } from '@marsidev/react-turnstile';
+import { captureException } from '@sentry/react';
 import { useMutation } from '@tanstack/react-query';
 import { useRef, useState } from 'react';
 
@@ -62,13 +63,19 @@ function ButtonComponent<T>({ getBalance, onSuccess, ...parameters }: Props<T>)
           'Your request for test tokens has been received and is being processed. The tokens will appear in your balance shortly.',
         );
       })
-      .catch((error) => alert.error(error instanceof Error ? error.message : String(error)));
+      .catch((error) => {
+        alert.error(error instanceof Error ? error.message : String(error));
+        captureException(error, { tags: { feature: 'faucet', flow: 'request' } });
+      });
   };
 
   const handleVerificationError = (code: string) => {
     settleVerification();
+    alert.error(`Error verifying that you are a human. Please try again.`);
 
-    alert.error(`Error verifying that you are a human, code: ${code}. Please try again.`);
+    const error = new Error(`Cloudflare Turnstile (human verification) error. Code: ${code}`);
+
+    captureException(error, { tags: { feature: 'faucet', flow: 'verification' } });
   };
 
   return (
diff --git a/js/frontend/src/features/swap/components/pay-vara-fee-button/pay-vara-fee-button.tsx b/js/frontend/src/features/swap/components/pay-vara-fee-button/pay-vara-fee-button.tsx
index 7e079c882..b6b8b7894 100644
--- a/js/frontend/src/features/swap/components/pay-vara-fee-button/pay-vara-fee-button.tsx
+++ b/js/frontend/src/features/swap/components/pay-vara-fee-button/pay-vara-fee-button.tsx
@@ -1,6 +1,7 @@
 import { useAccount, useAlert } from '@gear-js/react-hooks';
 import { Button } from '@gear-js/vara-ui';
 import { WalletModal } from '@gear-js/wallet-connect';
+import { captureException } from '@sentry/react';
 
 import { Tooltip } from '@/components';
 import { useModal } from '@/hooks';
@@ -32,7 +33,10 @@ function PayVaraFeeButton({ nonce, onInBlock }: Props) {
         alert.success('Fee paid successfully');
         onInBlock();
       })
-      .catch((error: Error) => alert.error(getErrorMessage(error)));
+      .catch((error: Error) => {
+        alert.error(getErrorMessage(error));
+        captureException(error, { tags: { feature: 'pay-tx-fee' } });
+      });
   };
 
   const renderTooltipText = () => (
diff --git a/js/frontend/src/features/swap/components/relay-tx-button/relay-tx-button.tsx b/js/frontend/src/features/swap/components/relay-tx-button/relay-tx-button.tsx
index 4311fc3ed..88448f22e 100644
--- a/js/frontend/src/features/swap/components/relay-tx-button/relay-tx-button.tsx
+++ b/js/frontend/src/features/swap/components/relay-tx-button/relay-tx-button.tsx
@@ -3,6 +3,7 @@ import { DEFAULT_ERROR_OPTIONS, DEFAULT_SUCCESS_OPTIONS, useAlert } from '@gear-
 import { Button } from '@gear-js/vara-ui';
 import { WalletModal } from '@gear-js/wallet-connect';
 import { useAppKit } from '@reown/appkit/react';
+import { captureException } from '@sentry/react';
 
 import { Tooltip } from '@/components';
 import { useAccountsConnection, useModal } from '@/hooks';
@@ -39,6 +40,7 @@ function RelayVaraTxButton({ nonce, blockNumber, ...props }: VaraProps) {
     const onError = (error: Error) => {
       logger.error('Vara -> Eth relay', error);
       alert.update(alertId, getErrorMessage(error), DEFAULT_ERROR_OPTIONS);
+      captureException(error, { tags: { feature: 'manual-tx-relay' } });
     };
 
     mutate({ onLog, onReceipt, onError });
diff --git a/js/frontend/src/features/swap/hooks/use-swap-form.ts b/js/frontend/src/features/swap/hooks/use-swap-form.ts
index f27f7e848..4857ec62b 100644
--- a/js/frontend/src/features/swap/hooks/use-swap-form.ts
+++ b/js/frontend/src/features/swap/hooks/use-swap-form.ts
@@ -1,5 +1,6 @@
 import { useAlert, useAccount, useApi } from '@gear-js/react-hooks';
 import { zodResolver } from '@hookform/resolvers/zod';
+import { captureException } from '@sentry/react';
 import { useEffect } from 'react';
 import { useForm } from 'react-hook-form';
 import { formatUnits } from 'viem';
@@ -72,8 +73,11 @@ function useSwapForm({ accountBalance, ftBalance, shouldPayBridgingFee }: Params
       };
 
       const onError = (error: WriteContractErrorType | string) => {
-        logger.error('Transfer Error', typeof error === 'string' ? new Error(error) : error);
+        const err = typeof error === 'string' ? new Error(error) : error;
+
+        logger.error('Transfer Error', err);
         alert.error(getErrorMessage(error));
+        captureException(err, { tags: { feature: 'swap' } });
       };
 
       onSubmit(values).then(onSuccess).catch(onError);
diff --git a/js/frontend/src/features/token-tracker/components/tokens-card/tokens-card.tsx b/js/frontend/src/features/token-tracker/components/tokens-card/tokens-card.tsx
index aa23a3833..03c5d9ff8 100644
--- a/js/frontend/src/features/token-tracker/components/tokens-card/tokens-card.tsx
+++ b/js/frontend/src/features/token-tracker/components/tokens-card/tokens-card.tsx
@@ -1,6 +1,7 @@
 import { HexString } from '@gear-js/api';
 import { useAccount, useAlert } from '@gear-js/react-hooks';
 import { Button } from '@gear-js/vara-ui';
+import { captureException } from '@sentry/react';
 import { ReactNode } from 'react';
 
 import EthSVG from '@/assets/eth.svg?react';
@@ -57,7 +58,10 @@ function TokensCardComponent({
 
         return refetchBalances();
       })
-      .catch((error: Error) => alert.error(getErrorMessage(error)));
+      .catch((error: Error) => {
+        alert.error(getErrorMessage(error));
+        captureException(error, { tags: { feature: 'burn-tokens' } });
+      });
   };
 
   const renderBalances = () => {
diff --git a/js/frontend/src/main.tsx b/js/frontend/src/main.tsx
index eb3ce5194..1bf993998 100644
--- a/js/frontend/src/main.tsx
+++ b/js/frontend/src/main.tsx
@@ -1,4 +1,5 @@
 import '@gear-js/vara-ui/dist/style.css';
+import * as Sentry from '@sentry/react';
 import React from 'react';
 import ReactDOM from 'react-dom/client';
 import TagManager from 'react-gtm-module';
@@ -7,11 +8,19 @@ import { Outlet, RouterProvider, createBrowserRouter } from 'react-router-dom';
 import { useAccountsConnection } from '@/hooks';
 
 import { App } from './app';
-import { ROUTE, GTM_ID } from './consts';
+import { ROUTE, GTM_ID, SENTRY_DSN } from './consts';
 import { NotFound, Home, Transactions, FAQ, TokenTracker, ConnectWallet, Transaction } from './pages';
 
 import './index.scss';
 
+if (SENTRY_DSN)
+  Sentry.init({
+    dsn: SENTRY_DSN,
+    integrations: [Sentry.replayIntegration()],
+    replaysSessionSampleRate: 0,
+    replaysOnErrorSampleRate: 1.0,
+  });
+
 if (GTM_ID) TagManager.initialize({ gtmId: GTM_ID });
 
 // eslint-disable-next-line react-refresh/only-export-components
diff --git a/yarn.lock b/yarn.lock
index 6f7b55367..493ece542 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5232,6 +5232,76 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@sentry-internal/browser-utils@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry-internal/browser-utils@npm:10.40.0"
+  dependencies:
+    "@sentry/core": "npm:10.40.0"
+  checksum: 10c0/9801776fad1c7e9690823588d978631dad4e66fd5e8eab934e9e508306e7d6d149982d6270e00687d62c96255dabb930871f841f7674ab273ead19c1b38bb700
+  languageName: node
+  linkType: hard
+
+"@sentry-internal/feedback@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry-internal/feedback@npm:10.40.0"
+  dependencies:
+    "@sentry/core": "npm:10.40.0"
+  checksum: 10c0/8694d99adef186c6e93c9b48638391cefbf3a6414ef9ad5bd250740fbc69685b0fb6362734446ee5473b3f82177b4ae72c228ee9dc6f5b07bd423c8eaf8419db
+  languageName: node
+  linkType: hard
+
+"@sentry-internal/replay-canvas@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry-internal/replay-canvas@npm:10.40.0"
+  dependencies:
+    "@sentry-internal/replay": "npm:10.40.0"
+    "@sentry/core": "npm:10.40.0"
+  checksum: 10c0/c1f359945eb1dfdbe37053b67a25cd2f241cd6370b24679bc32512e14af4dc3bd92c9663dbca5e66e206f7633dcb1bf521d989ef8f25e7faa998a3ee84ba1c46
+  languageName: node
+  linkType: hard
+
+"@sentry-internal/replay@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry-internal/replay@npm:10.40.0"
+  dependencies:
+    "@sentry-internal/browser-utils": "npm:10.40.0"
+    "@sentry/core": "npm:10.40.0"
+  checksum: 10c0/ce7bf12b12360caabccfe60cc0bc6c96cef151a2897fb2d2fa645d845ff812457df72cd8d16bd167ae5ccdf9a8932905be435f2b473d7b0efa6c106837412fbf
+  languageName: node
+  linkType: hard
+
+"@sentry/browser@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry/browser@npm:10.40.0"
+  dependencies:
+    "@sentry-internal/browser-utils": "npm:10.40.0"
+    "@sentry-internal/feedback": "npm:10.40.0"
+    "@sentry-internal/replay": "npm:10.40.0"
+    "@sentry-internal/replay-canvas": "npm:10.40.0"
+    "@sentry/core": "npm:10.40.0"
+  checksum: 10c0/4a383bf7d47640d0b5d14e39da3ebd35c88c93b048df13849eea22316f6ee44caf6221005fe87776eb9957219f50702e07f11213d405af1095acdab7fb62bbdb
+  languageName: node
+  linkType: hard
+
+"@sentry/core@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry/core@npm:10.40.0"
+  checksum: 10c0/76dc283cda98ae854be63a1836ea77abaf2a3db88b592ae086982e89d2a9d163b5e92819cbf3005bffc459a56ca90b0f71cc908cce7c55e147606b111a4dbb8a
+  languageName: node
+  linkType: hard
+
+"@sentry/react@npm:10.40.0":
+  version: 10.40.0
+  resolution: "@sentry/react@npm:10.40.0"
+  dependencies:
+    "@sentry/browser": "npm:10.40.0"
+    "@sentry/core": "npm:10.40.0"
+  peerDependencies:
+    react: ^16.14.0 || 17.x || 18.x || 19.x
+  checksum: 10c0/f7efc5b58d43ed96c37e0dcbfee9cc0d6cb75370d0e88d434a2cf4fdea51b8adffc9b6db8258339d7f5ba16920231ad44488933d9e15e8b8fb420aeacf83922e
+  languageName: node
+  linkType: hard
+
 "@sigstore/bundle@npm:^2.3.2":
   version: 2.3.2
   resolution: "@sigstore/bundle@npm:2.3.2"
@@ -13003,6 +13073,7 @@ __metadata:
     "@polkadot/types": "npm:16.4.6"
     "@reown/appkit": "npm:1.8.15"
     "@reown/appkit-adapter-wagmi": "npm:1.8.15"
+    "@sentry/react": "npm:10.40.0"
     "@tanstack/react-query": "npm:5.90.12"
     "@types/react": "npm:19.2.7"
     "@types/react-dom": "npm:19.2.3"