diff --git a/lib/app-bootstrap.test.tsx b/lib/app-bootstrap.test.tsx
index 69facc57e..980c9355e 100644
--- a/lib/app-bootstrap.test.tsx
+++ b/lib/app-bootstrap.test.tsx
@@ -8,6 +8,14 @@ vi.mock('@/utils/logger', () => ({
     },
 }));
 
+vi.mock('@honeybadger-io/js', () => ({
+    default: {
+        configure: vi.fn(),
+        notify: vi.fn(),
+        setContext: vi.fn(),
+    },
+}));
+
 describe('app-bootstrap', () => {
     it('logs uncaught exceptions', async () => {
         const before = new Set(process.listeners('uncaughtException'));
diff --git a/lib/app-bootstrap.tsx b/lib/app-bootstrap.tsx
index c1bd50bc1..25468be68 100644
--- a/lib/app-bootstrap.tsx
+++ b/lib/app-bootstrap.tsx
@@ -10,6 +10,7 @@ import antiHotlink from '@/middleware/anti-hotlink';
 import cache from '@/middleware/cache';
 import debug from '@/middleware/debug';
 import header from '@/middleware/header';
+import honeybadger from '@/middleware/honeybadger';
 import mLogger from '@/middleware/logger';
 import parameter from '@/middleware/parameter';
 import sentry from '@/middleware/sentry';
@@ -35,6 +36,7 @@ app.use(
 );
 app.use(mLogger);
 app.use(trace);
+app.use(honeybadger);
 app.use(sentry);
 app.use(accessControl);
 app.use(debug);
diff --git a/lib/app.worker.tsx b/lib/app.worker.tsx
index d8c96848d..cd7045875 100644
--- a/lib/app.worker.tsx
+++ b/lib/app.worker.tsx
@@ -52,6 +52,7 @@ app.use(mLogger);
 app.use(trace);
 
 // Heavy middleware excluded in Worker build:
+// - honeybadger: @honeybadger-io/js
 // - sentry: @sentry/node
 // - antiHotlink: cheerio
 // - parameter: cheerio, sanitize-html, @jocmp/mercury-parser
diff --git a/lib/config.ts b/lib/config.ts
index bd1e430bf..9ba567508 100644
--- a/lib/config.ts
+++ b/lib/config.ts
@@ -48,6 +48,8 @@ type ConfigEnvKeys =
     | 'OTEL_SECONDS_BUCKET'
     | 'OTEL_MILLISECONDS_BUCKET'
     | 'SHOW_LOGGER_TIMESTAMP'
+    | 'HONEYBADGER_API_KEY'
+    | 'ERROR_TRACKING_ROUTE_TIMEOUT'
     | 'SENTRY'
     | 'SENTRY_ROUTE_TIMEOUT'
     | 'ENABLE_REMOTE_DEBUGGING'
@@ -306,10 +308,13 @@ export type Config = {
         milliseconds_bucket?: string;
     };
     showLoggerTimestamp?: boolean;
+    honeybadger: {
+        apiKey?: string;
+    };
     sentry: {
         dsn?: string;
-        routeTimeout: number;
     };
+    errorTrackingRouteTimeout: number;
     enableRemoteDebugging?: boolean;
     // feed config
     hotlink: {
@@ -798,10 +803,13 @@ const calculateValue = () => {
             milliseconds_bucket: envs.OTEL_MILLISECONDS_BUCKET || '10,20,50,100,250,500,1000,5000,15000',
         },
         showLoggerTimestamp: toBoolean(envs.SHOW_LOGGER_TIMESTAMP, false),
+        honeybadger: {
+            apiKey: envs.HONEYBADGER_API_KEY,
+        },
         sentry: {
             dsn: envs.SENTRY,
-            routeTimeout: toInt(envs.SENTRY_ROUTE_TIMEOUT, 30000),
         },
+        errorTrackingRouteTimeout: toInt(envs.ERROR_TRACKING_ROUTE_TIMEOUT || envs.SENTRY_ROUTE_TIMEOUT, 30000),
         enableRemoteDebugging: toBoolean(envs.ENABLE_REMOTE_DEBUGGING, false),
         // feed config
         hotlink: {
diff --git a/lib/errors/honeybadger.test.ts b/lib/errors/honeybadger.test.ts
new file mode 100644
index 000000000..c59d26ceb
--- /dev/null
+++ b/lib/errors/honeybadger.test.ts
@@ -0,0 +1,79 @@
+import { describe, expect, it, vi } from 'vitest';
+
+const notify = vi.fn();
+
+vi.mock('@honeybadger-io/js', () => ({
+    default: { notify },
+}));
+
+vi.mock('@sentry/node', () => ({
+    withScope: vi.fn(),
+    captureException: vi.fn(),
+}));
+
+vi.mock('hono/route', () => ({
+    routePath: () => '/test/path',
+}));
+
+vi.mock('@/utils/logger', () => ({
+    default: {
+        error: vi.fn(),
+    },
+}));
+
+vi.mock('@/utils/otel', () => ({
+    requestMetric: {
+        error: vi.fn(),
+    },
+}));
+
+describe('error handler honeybadger', () => {
+    it('sends errors to honeybadger when enabled', async () => {
+        process.env.HONEYBADGER_API_KEY = 'hbp_test_key';
+        vi.resetModules();
+
+        // Re-mock after resetModules
+        vi.doMock('@honeybadger-io/js', () => ({
+            default: { notify },
+        }));
+        vi.doMock('@sentry/node', () => ({
+            withScope: vi.fn(),
+            captureException: vi.fn(),
+        }));
+        vi.doMock('hono/route', () => ({
+            routePath: () => '/test/path',
+        }));
+        vi.doMock('@/utils/logger', () => ({
+            default: { error: vi.fn() },
+        }));
+        vi.doMock('@/utils/otel', () => ({
+            requestMetric: { error: vi.fn() },
+        }));
+
+        const { errorHandler } = await import('@/errors');
+
+        const ctx = {
+            req: {
+                path: '/test/path',
+                method: 'GET',
+                query: () => 'json',
+            },
+            res: {
+                status: 500,
+                headers: new Headers(),
+            },
+            status: vi.fn(),
+            header: vi.fn(),
+            json: (payload: unknown) => payload,
+            html: (payload: unknown) => payload,
+        };
+
+        errorHandler(new Error('boom'), ctx as any);
+
+        expect(notify).toHaveBeenCalledWith(expect.any(Error), {
+            context: { name: 'test' },
+        });
+
+        delete process.env.HONEYBADGER_API_KEY;
+    });
+});
diff --git a/lib/errors/index.tsx b/lib/errors/index.tsx
index c8ae927ed..b78603815 100644
--- a/lib/errors/index.tsx
+++ b/lib/errors/index.tsx
@@ -1,3 +1,4 @@
+import Honeybadger from '@honeybadger-io/js';
 import * as Sentry from '@sentry/node';
 import type { ErrorHandler, NotFoundHandler } from 'hono';
 import { routePath } from 'hono/route';
@@ -36,6 +37,12 @@ export const errorHandler: ErrorHandler = (error, ctx) => {
     hasMatchedRoute && debug.errorRoutes[matchedRoute]++;
     setDebugInfo(debug);
 
+    if (config.honeybadger.apiKey) {
+        Honeybadger.notify(error, {
+            context: { name: requestPath.split('/')[1] },
+        });
+    }
+
     if (config.sentry.dsn) {
         Sentry.withScope((scope) => {
             scope.setTag('name', requestPath.split('/')[1]);
diff --git a/lib/middleware/honeybadger.test.ts b/lib/middleware/honeybadger.test.ts
new file mode 100644
index 000000000..5c20ea4b7
--- /dev/null
+++ b/lib/middleware/honeybadger.test.ts
@@ -0,0 +1,69 @@
+import { afterEach, describe, expect, it, vi } from 'vitest';
+
+afterEach(() => {
+    vi.resetModules();
+    vi.restoreAllMocks();
+    vi.unmock('@/config');
+    vi.unmock('@/utils/helpers');
+    vi.unmock('@/utils/logger');
+    vi.unmock('@honeybadger-io/js');
+});
+
+describe('honeybadger middleware', () => {
+    const loadMiddleware = async () => {
+        const honeybadger = {
+            configure: vi.fn(),
+            setContext: vi.fn(),
+            notify: vi.fn(),
+        };
+        const logger = {
+            info: vi.fn(),
+        };
+        const getRouteNameFromPath = vi.fn((path: string) => `route:${path}`);
+
+        vi.doMock('@honeybadger-io/js', () => ({
+            default: honeybadger,
+        }));
+        vi.doMock('@/utils/logger', () => ({
+            default: logger,
+        }));
+        vi.doMock('@/utils/helpers', () => ({
+            getRouteNameFromPath,
+        }));
+        vi.doMock('@/config', () => ({
+            config: {
+                honeybadger: {
+                    apiKey: 'hbp_test_key',
+                },
+                errorTrackingRouteTimeout: 50,
+                nodeName: 'node-a',
+            },
+        }));
+
+        const { default: middleware } = await import('@/middleware/honeybadger');
+
+        return { middleware, honeybadger, logger, getRouteNameFromPath };
+    };
+
+    it('initializes honeybadger and captures slow routes', async () => {
+        const { middleware, honeybadger, logger, getRouteNameFromPath } = await loadMiddleware();
+
+        expect(honeybadger.configure).toHaveBeenCalledWith({
+            apiKey: 'hbp_test_key',
+            enableUncaught: false,
+        });
+        expect(honeybadger.setContext).toHaveBeenCalledWith({ node_name: 'node-a' });
+        expect(logger.info).toHaveBeenCalledWith('Honeybadger inited.');
+
+        const nowSpy = vi.spyOn(Date, 'now');
+        nowSpy.mockReturnValueOnce(0).mockReturnValueOnce(100);
+
+        await middleware({ req: { path: '/test/slow' } } as any, async () => {});
+
+        expect(getRouteNameFromPath).toHaveBeenCalledWith('/test/slow');
+        expect(honeybadger.notify).toHaveBeenCalledTimes(1);
+        expect(honeybadger.notify).toHaveBeenCalledWith(expect.any(Error), {
+            context: { name: 'route:/test/slow' },
+        });
+    });
+});
diff --git a/lib/middleware/honeybadger.ts b/lib/middleware/honeybadger.ts
new file mode 100644
index 000000000..bf7675f6e
--- /dev/null
+++ b/lib/middleware/honeybadger.ts
@@ -0,0 +1,28 @@
+import Honeybadger from '@honeybadger-io/js';
+import type { MiddlewareHandler } from 'hono';
+
+import { config } from '@/config';
+import { getRouteNameFromPath } from '@/utils/helpers';
+import logger from '@/utils/logger';
+
+if (config.honeybadger.apiKey) {
+    Honeybadger.configure({
+        apiKey: config.honeybadger.apiKey,
+        enableUncaught: false,
+    });
+    Honeybadger.setContext({ node_name: config.nodeName });
+
+    logger.info('Honeybadger inited.');
+}
+
+const middleware: MiddlewareHandler = async (ctx, next) => {
+    const time = Date.now();
+    await next();
+    if (config.honeybadger.apiKey && Date.now() - time >= config.errorTrackingRouteTimeout) {
+        Honeybadger.notify(new Error('Route Timeout'), {
+            context: { name: getRouteNameFromPath(ctx.req.path) },
+        });
+    }
+};
+
+export default middleware;
diff --git a/lib/middleware/sentry.test.ts b/lib/middleware/sentry.test.ts
index 1b7273371..50c88bac0 100644
--- a/lib/middleware/sentry.test.ts
+++ b/lib/middleware/sentry.test.ts
@@ -36,8 +36,8 @@ describe('sentry middleware', () => {
             config: {
                 sentry: {
                     dsn: 'https://sentry.example/123',
-                    routeTimeout: 50,
                 },
+                errorTrackingRouteTimeout: 50,
                 nodeName: 'node-a',
             },
         }));
diff --git a/lib/middleware/sentry.ts b/lib/middleware/sentry.ts
index 8c2952bbb..efc6f1679 100644
--- a/lib/middleware/sentry.ts
+++ b/lib/middleware/sentry.ts
@@ -17,7 +17,7 @@ if (config.sentry.dsn) {
 const middleware: MiddlewareHandler = async (ctx, next) => {
     const time = Date.now();
     await next();
-    if (config.sentry.dsn && Date.now() - time >= config.sentry.routeTimeout) {
+    if (config.sentry.dsn && Date.now() - time >= config.errorTrackingRouteTimeout) {
         Sentry.withScope((scope) => {
             scope.setTag('name', getRouteNameFromPath(ctx.req.path));
             Sentry.captureException(new Error('Route Timeout'));
diff --git a/lib/shims/honeybadger.ts b/lib/shims/honeybadger.ts
new file mode 100644
index 000000000..2c3699c07
--- /dev/null
+++ b/lib/shims/honeybadger.ts
@@ -0,0 +1,6 @@
+// No-op shim for @honeybadger-io/js in Cloudflare Workers
+export default {
+    configure: () => {},
+    notify: () => {},
+    setContext: () => {},
+};
diff --git a/package.json b/package.json
index b3a98d668..6b408e8ba 100644
--- a/package.json
+++ b/package.json
@@ -59,6 +59,7 @@
         "@bbob/html": "4.3.1",
         "@bbob/plugin-helper": "4.3.1",
         "@bbob/preset-html5": "4.3.1",
+        "@honeybadger-io/js": "6.12.3",
         "@hono/node-server": "1.19.12",
         "@hono/zod-openapi": "1.2.4",
         "@jocmp/mercury-parser": "3.0.7",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 9bbc46d9a..94c9b36d9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -40,6 +40,9 @@ importers:
       '@bbob/preset-html5':
         specifier: 4.3.1
         version: 4.3.1
+      '@honeybadger-io/js':
+        specifier: 6.12.3
+        version: 6.12.3
       '@hono/node-server':
         specifier: 1.19.12
         version: 1.19.12(hono@4.12.8)
@@ -1074,6 +1077,15 @@ packages:
     peerDependencies:
       '@opentelemetry/api': ^1.9.0
 
+  '@honeybadger-io/core@6.7.2':
+    resolution: {integrity: sha512-4+hyrFI0S/Eni2cBgO40Lqyft5hyNXjgnuh1EbeH457kty8g4YatJYuHBffmrjwLiZHgFbWXRGv7SlG+NehC5Q==}
+    engines: {node: '>=14'}
+
+  '@honeybadger-io/js@6.12.3':
+    resolution: {integrity: sha512-CL+9A8tGpjawsJEKE74P94hmimHRsq+B90i5N/pXNgnJbgZG40bs9yZpfn2z3w0+3z9wtH12D2RqBjxsGm9DBg==}
+    engines: {node: '>=14'}
+    hasBin: true
+
   '@hono/node-server@1.19.12':
     resolution: {integrity: sha512-txsUW4SQ1iilgE0l9/e9VQWmELXifEFvmdA1j6WFh/aFPj99hIntrSsq/if0UWyGVkmrRPKA1wCeP+UCr1B9Uw==}
     engines: {node: '>=18.14.1'}
@@ -2472,6 +2484,9 @@ packages:
   '@types/aes-js@3.1.4':
     resolution: {integrity: sha512-v3D66IptpUqh+pHKVNRxY8yvp2ESSZXe0rTzsGdzUhEwag7ljVfgCllkWv2YgiYXDhWFBrEywll4A5JToyTNFA==}
 
+  '@types/aws-lambda@8.10.161':
+    resolution: {integrity: sha512-rUYdp+MQwSFocxIOcSsYSF3YYYC/uUpMbCY/mbO21vGqfrEYvNSoPyKYDj6RhXXpPfS0KstW9RwG3qXh9sL7FQ==}
+
   '@types/babel__preset-env@7.10.0':
     resolution: {integrity: sha512-LS8hRb/8TQir2f8W9/s5enDtrRS2F/6fsdkVw5ePHp6Q8SrSJHOGtWnP93ryaYMmg2du03vOsiGrl5mllz4uDA==}
 
@@ -2481,6 +2496,9 @@ packages:
   '@types/bluebird@3.5.42':
     resolution: {integrity: sha512-Jhy+MWRlro6UjVi578V/4ZGNfeCOcNCp0YaFNIUGFKlImowqwb1O/22wDVk3FDGMLqxdpOV3qQHD5fPEH4hK6A==}
 
+  '@types/body-parser@1.19.6':
+    resolution: {integrity: sha512-HLFeCYgz89uk22N5Qg3dvGvsv46B8GLvKKo1zKG4NybA8U2DiEO3w9lqGg29t/tfLRJpJ6iQxnVw4OnB7MoM9g==}
+
   '@types/caseless@0.12.5':
     resolution: {integrity: sha512-hWtVTC2q7hc7xZ/RLbxapMvDMgUnDvKvMOpKal4DrMyfGBUfB1oKaZlIRr6mJL+If3bAP6sV/QneGzF6tJjZDg==}
 
@@ -2514,6 +2532,12 @@ packages:
   '@types/etag@1.8.4':
     resolution: {integrity: sha512-f1z/UMth8gQ6636NBqhFmJ3zES7EuDcUnV6K1gl1osHp+85KPKX+VixYWUpqLkw1fftCagyHJjJOZjZkEi2rHw==}
 
+  '@types/express-serve-static-core@5.1.1':
+    resolution: {integrity: sha512-v4zIMr/cX7/d2BpAEX3KNKL/JrT1s43s96lLvvdTmza1oEvDudCqK9aF/djc/SWgy8Yh0h30TZx5VpzqFCxk5A==}
+
+  '@types/express@5.0.6':
+    resolution: {integrity: sha512-sKYVuV7Sv9fbPIt/442koC7+IIwK5olP1KWeD88e/idgoJqDm3JV/YUiPwkoKK92ylff2MGxSz1CSjsXelx0YA==}
+
   '@types/fs-extra@11.0.4':
     resolution: {integrity: sha512-yTbItCNreRooED33qjunPthRcSjERP1r4MqCZc7wv0u2sUkzTFp45tgUfS5+r7FrZPdmCCNflLhVSP/o+SemsQ==}
 
@@ -2523,6 +2547,9 @@ packages:
   '@types/http-cache-semantics@4.2.0':
     resolution: {integrity: sha512-L3LgimLHXtGkWikKnsPg0/VFx9OGZaC+eN1u4r+OB1XRqH3meBIAVC2zr1WdMH+RHmnRkqliQAOHNJ/E0j/e0Q==}
 
+  '@types/http-errors@2.0.5':
+    resolution: {integrity: sha512-r8Tayk8HJnX0FztbZN7oVqGccWgw98T/0neJphO91KkmOzug1KkofZURD4UaD5uH8AqcFLfdPErnBod0u71/qg==}
+
   '@types/js-beautify@1.14.3':
     resolution: {integrity: sha512-FMbQHz+qd9DoGvgLHxeqqVPaNRffpIu5ZjozwV8hf9JAGpIOzuAf4wGbRSo8LNITHqGjmmVjaMggTT5P4v4IHg==}
 
@@ -2577,6 +2604,12 @@ packages:
   '@types/pg@8.15.6':
     resolution: {integrity: sha512-NoaMtzhxOrubeL/7UZuNTrejB4MPAJ0RpxZqXQf2qXuVlTPuG6Y8p4u9dKRaue4yjmC7ZhzVO2/Yyyn25znrPQ==}
 
+  '@types/qs@6.15.0':
+    resolution: {integrity: sha512-JawvT8iBVWpzTrz3EGw9BTQFg3BQNmwERdKE22vlTxawwtbyUSlMppvZYKLZzB5zgACXdXxbD3m1bXaMqP/9ow==}
+
+  '@types/range-parser@1.2.7':
+    resolution: {integrity: sha512-hKormJbkJqzQGhziax5PItDUTMAM9uE2XXQmM37dyd4hVM+5aVl7oVxMVUiVQn2oCQFN/LKCZdvSM0pFRqbSmQ==}
+
   '@types/request-promise@4.1.51':
     resolution: {integrity: sha512-qVcP9Fuzh9oaAh8oPxiSoWMFGnWKkJDknnij66vi09Yiy62bsSDqtd+fG5kIM9wLLgZsRP3Y6acqj9O/v2ZtRw==}
 
@@ -2586,6 +2619,12 @@ packages:
   '@types/sanitize-html@2.16.1':
     resolution: {integrity: sha512-n9wjs8bCOTyN/ynwD8s/nTcTreIHB1vf31vhLMGqUPNHaweKC4/fAl4Dj+hUlCTKYgm4P3k83fmiFfzkZ6sgMA==}
 
+  '@types/send@1.2.1':
+    resolution: {integrity: sha512-arsCikDvlU99zl1g69TcAB3mzZPpxgw0UQnaHeC1Nwb015xp8bknZv5rIfri9xTOcMuaVgvabfIRA7PSZVuZIQ==}
+
+  '@types/serve-static@2.2.0':
+    resolution: {integrity: sha512-8mam4H1NHLtu7nmtalF7eyBH14QyOASmcxHhSfEoRyr0nP/YdoesEtU+uSRvMe96TW/HPTtkoKqQLl53N7UXMQ==}
+
   '@types/statuses@2.0.6':
     resolution: {integrity: sha512-xMAgYwceFhRA2zY+XbEA7mxYbA093wdiW8Vu6gZPGWy9cmOyU9XesH1tNcEWsKFd5Vzrqx5T3D38PWx1FIIXkA==}
 
@@ -4355,6 +4394,9 @@ packages:
   json-buffer@3.0.1:
     resolution: {integrity: sha512-4bV5BfR2mqfQTJm+V5tPPdf+ZpuhiIvTuAB5g8kcrXOZpTT/QwwVRWBywX1ozr6lEuPdbHxwaJlm9G6mI2sfSQ==}
 
+  json-nd@1.0.0:
+    resolution: {integrity: sha512-8TIp0HZAY0VVrwRQJJPb4+nOTSPoOWZeEKBTLizUfQO4oym5Fc/MKqN8vEbLCxcyxDf2vwNxOQ1q84O49GWPyQ==}
+
   json-parse-even-better-errors@2.3.1:
     resolution: {integrity: sha512-xyFwyhro/JEof6Ghe2iz2NcXoj2sloNsWr/XsERDK/oiPCfaNhl5ONfp+jQdAZRQQ0IJWNzH9zIZF7li91kh2w==}
 
@@ -5419,6 +5461,10 @@ packages:
   stackback@0.0.2:
     resolution: {integrity: sha512-1XMJE5fQo1jGH6Y/7ebnwPOBEkIEnT4QF32d5R1+VXdXveM0IBMJt8zfaxX1P3QhVwrYe+576+jkANtSS2mBbw==}
 
+  stacktrace-parser@0.1.11:
+    resolution: {integrity: sha512-WjlahMgHmCJpqzU8bIBy4qtsZdU9lRlcZE3Lvyej6t4tuOuv1vk57OW3MBrj6hXBFx/nNoC9MPMTcr5YA7NQbg==}
+    engines: {node: '>=6'}
+
   standard-as-callback@2.1.0:
     resolution: {integrity: sha512-qoRRSyROncaz1z0mvYqIE4lCd9p2R90i6GxW3uZv5ucSu8tU7B5HXUP1gG8pVZsYNVaXjk8ClXHPttLyxAL48A==}
 
@@ -5732,6 +5778,10 @@ packages:
     resolution: {integrity: sha512-XleUoc9uwGXqjWwXaUTZAmzMcFZ5858QA2vvx1Ur5xIcixXIP+8LnFDgRplU30us6teqdlskFfu+ae4K79Ooew==}
     engines: {node: '>= 0.8.0'}
 
+  type-fest@0.7.1:
+    resolution: {integrity: sha512-Ne2YiiGN8bmrmJJEuTWTLJR32nh/JdL1+PSicowtNb0WFpn59GK8/lfD61bVtzguz7b3PBt74nxpv/Pw5po5Rg==}
+    engines: {node: '>=8'}
+
   type-fest@3.13.1:
     resolution: {integrity: sha512-tLq3bSNx+xSpwvAJnzrK0Ep5CLNWjvFTOp71URMaAEWBfRb9nnJiBoUe0tF8bI4ZFO3omgBR6NvnbzVUT3Ly4g==}
     engines: {node: '>=14.16'}
@@ -6664,6 +6714,17 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
+  '@honeybadger-io/core@6.7.2':
+    dependencies:
+      json-nd: 1.0.0
+      stacktrace-parser: 0.1.11
+
+  '@honeybadger-io/js@6.12.3':
+    dependencies:
+      '@honeybadger-io/core': 6.7.2
+      '@types/aws-lambda': 8.10.161
+      '@types/express': 5.0.6
+
   '@hono/node-server@1.19.12(hono@4.12.8)':
     dependencies:
       hono: 4.12.8
@@ -7895,12 +7956,19 @@ snapshots:
 
   '@types/aes-js@3.1.4': {}
 
+  '@types/aws-lambda@8.10.161': {}
+
   '@types/babel__preset-env@7.10.0': {}
 
   '@types/bezier-js@4.1.3': {}
 
   '@types/bluebird@3.5.42': {}
 
+  '@types/body-parser@1.19.6':
+    dependencies:
+      '@types/connect': 3.4.38
+      '@types/node': 25.5.0
+
   '@types/caseless@0.12.5': {}
 
   '@types/chai@5.2.3':
@@ -7935,6 +8003,19 @@ snapshots:
     dependencies:
       '@types/node': 25.5.0
 
+  '@types/express-serve-static-core@5.1.1':
+    dependencies:
+      '@types/node': 25.5.0
+      '@types/qs': 6.15.0
+      '@types/range-parser': 1.2.7
+      '@types/send': 1.2.1
+
+  '@types/express@5.0.6':
+    dependencies:
+      '@types/body-parser': 1.19.6
+      '@types/express-serve-static-core': 5.1.1
+      '@types/serve-static': 2.2.0
+
   '@types/fs-extra@11.0.4':
     dependencies:
       '@types/jsonfile': 6.1.4
@@ -7944,6 +8025,8 @@ snapshots:
 
   '@types/http-cache-semantics@4.2.0': {}
 
+  '@types/http-errors@2.0.5': {}
+
   '@types/js-beautify@1.14.3': {}
 
   '@types/jsdom@28.0.1':
@@ -8005,6 +8088,10 @@ snapshots:
       pg-protocol: 1.13.0
       pg-types: 2.2.0
 
+  '@types/qs@6.15.0': {}
+
+  '@types/range-parser@1.2.7': {}
+
   '@types/request-promise@4.1.51':
     dependencies:
       '@types/bluebird': 3.5.42
@@ -8021,6 +8108,15 @@ snapshots:
     dependencies:
       htmlparser2: 10.1.0
 
+  '@types/send@1.2.1':
+    dependencies:
+      '@types/node': 25.5.0
+
+  '@types/serve-static@2.2.0':
+    dependencies:
+      '@types/http-errors': 2.0.5
+      '@types/node': 25.5.0
+
   '@types/statuses@2.0.6': {}
 
   '@types/tedious@4.0.14':
@@ -9920,6 +10016,8 @@ snapshots:
 
   json-buffer@3.0.1: {}
 
+  json-nd@1.0.0: {}
+
   json-parse-even-better-errors@2.3.1: {}
 
   json-schema-traverse@0.4.1: {}
@@ -11302,6 +11400,10 @@ snapshots:
 
   stackback@0.0.2: {}
 
+  stacktrace-parser@0.1.11:
+    dependencies:
+      type-fest: 0.7.1
+
   standard-as-callback@2.1.0: {}
 
   statuses@2.0.2: {}
@@ -11618,6 +11720,8 @@ snapshots:
     dependencies:
       prelude-ls: 1.2.1
 
+  type-fest@0.7.1: {}
+
   type-fest@3.13.1: {}
 
   type-fest@4.41.0: {}
diff --git a/tsdown-worker.config.ts b/tsdown-worker.config.ts
index 5b7626951..979a5850b 100644
--- a/tsdown-worker.config.ts
+++ b/tsdown-worker.config.ts
@@ -89,6 +89,7 @@ export default defineConfig({
         'node:child_process': path.resolve('./lib/shims/node-child-process.ts'),
         'dotenv/config': path.resolve('./lib/shims/dotenv-config.ts'),
         '@sentry/node': path.resolve('./lib/shims/sentry-node.ts'),
+        '@honeybadger-io/js': path.resolve('./lib/shims/honeybadger.ts'),
         'xxhash-wasm': path.resolve('./lib/shims/xxhash-wasm.ts'),
         // Routes file with Worker-specific build (match relative import from lib/)
         '../assets/build/routes.js': path.resolve('./assets/build/routes-worker.js'),