diff --git a/apps/web/src/components/forms/monitor/form.tsx b/apps/web/src/components/forms/monitor/form.tsx
index f3a81cabf..0649cf343 100644
--- a/apps/web/src/components/forms/monitor/form.tsx
+++ b/apps/web/src/components/forms/monitor/form.tsx
@@ -91,7 +91,10 @@ export function MonitorForm({
       statusAssertions: _assertions.filter((a) => a.type === "status") as any, // TS considers a.type === "header"
       // biome-ignore lint/suspicious/noExplicitAny: <explanation>
       headerAssertions: _assertions.filter((a) => a.type === "header") as any, // TS considers a.type === "status"
-
+      textBodyAssertions: _assertions.filter(
+        (a) => a.type === "textBody",
+        // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+      ) as any, // TS considers a.type === "textBody"
       degradedAfter: defaultValues?.degradedAfter,
       timeout: defaultValues?.timeout || 45000,
     },
@@ -165,8 +168,15 @@ export function MonitorForm({
 
   const pingEndpoint = async (region?: MonitorFlyRegion) => {
     try {
-      const { url, body, method, headers, statusAssertions, headerAssertions } =
-        form.getValues();
+      const {
+        url,
+        body,
+        method,
+        headers,
+        statusAssertions,
+        headerAssertions,
+        textBodyAssertions,
+      } = form.getValues();
 
       if (body && body !== "") {
         const validJSON = validateJSON(body);
@@ -194,6 +204,7 @@ export function MonitorForm({
         JSON.stringify([
           ...(statusAssertions || []),
           ...(headerAssertions || []),
+          ...(textBodyAssertions || []),
         ]),
       );
 
@@ -206,7 +217,7 @@ export function MonitorForm({
       if (as.length > 0) {
         for (const a of as) {
           const { success, message } = a.assert({
-            body: "", // data.body ?? "",
+            body: data.body ?? "",
             header: data.headers ?? {},
             status: data.status,
           });
diff --git a/apps/web/src/components/forms/monitor/section-assertions.tsx b/apps/web/src/components/forms/monitor/section-assertions.tsx
index 30dca5c01..b1655e2d7 100644
--- a/apps/web/src/components/forms/monitor/section-assertions.tsx
+++ b/apps/web/src/components/forms/monitor/section-assertions.tsx
@@ -249,7 +249,7 @@ export function SectionAssertions({ form }: Props) {
             <div className="col-span-3" />
             <FormField
               control={form.control}
-              name={`statusAssertions.${i}.compare`}
+              name={`textBodyAssertions.${i}.compare`}
               render={({ field }) => (
                 <FormItem className="col-span-3 w-full">
                   <Select
diff --git a/apps/web/src/components/ping-response-analysis/utils.ts b/apps/web/src/components/ping-response-analysis/utils.ts
index 8ea5afc64..67fdd40e1 100644
--- a/apps/web/src/components/ping-response-analysis/utils.ts
+++ b/apps/web/src/components/ping-response-analysis/utils.ts
@@ -100,6 +100,7 @@ export const checkerSchema = z.object({
   headers: z.record(z.string()),
   time: z.number(),
   timing: timingSchema,
+  body: z.string().optional().nullable(),
 });
 
 export const cachedCheckerSchema = z.object({
diff --git a/apps/web/src/hooks/use-cookie-state.ts b/apps/web/src/hooks/use-cookie-state.ts
index c41666bec..0bc1d8c1c 100644
--- a/apps/web/src/hooks/use-cookie-state.ts
+++ b/apps/web/src/hooks/use-cookie-state.ts
@@ -2,17 +2,25 @@
 
 import { useCallback, useEffect, useState } from "react";
 
-export function useCookieState(name: string, defaultValue?: string) {
-  const [state, setState] = useState<string>();
+export function useCookieState<T extends string>(
+  name: string,
+  defaultValue?: T,
+  config?: { expires?: number },
+) {
+  const [state, setState] = useState<T>();
 
   const handleChange = useCallback(
-    (value: string) => {
+    (value: T) => {
       if (document) {
-        document.cookie = `${name}=${value}; path=/`;
+        const date = new Date();
+        date.setTime(date.getTime() + 365 * 24 * 60 * 60 * 1000); // in one year
+        document.cookie = `${name}=${value}; path=/; expires=${
+          config?.expires ?? date.toUTCString()
+        }`;
         setState(value);
       }
     },
-    [name],
+    [name, config],
   );
 
   // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
@@ -25,7 +33,8 @@ export function useCookieState(name: string, defaultValue?: string) {
         setState(defaultValue);
         return;
       }
-      setState(cookie.split("=")[1]);
+      const value = cookie.split("=")[1] as T;
+      setState(value);
     }
   }, []);
 
diff --git a/packages/api/src/router/monitor.ts b/packages/api/src/router/monitor.ts
index b7420620a..a7c9f9310 100644
--- a/packages/api/src/router/monitor.ts
+++ b/packages/api/src/router/monitor.ts
@@ -5,6 +5,7 @@ import {
   type Assertion,
   HeaderAssertion,
   StatusAssertion,
+  TextBodyAssertion,
   serialize,
 } from "@openstatus/assertions";
 import { and, eq, inArray, isNull, sql } from "@openstatus/db";
@@ -24,7 +25,6 @@ import {
   selectNotificationSchema,
   selectPublicMonitorSchema,
 } from "@openstatus/db/src/schema";
-import { allPlans } from "@openstatus/db/src/schema/plan/config";
 
 import { trackNewMonitor } from "../analytics";
 import { createTRPCRouter, protectedProcedure, publicProcedure } from "../trpc";
@@ -90,6 +90,7 @@ export const monitorRouter = createTRPCRouter({
         tags,
         statusAssertions,
         headerAssertions,
+        textBodyAssertions,
         ...data
       } = opts.input;
 
@@ -100,6 +101,9 @@ export const monitorRouter = createTRPCRouter({
       for (const a of headerAssertions ?? []) {
         assertions.push(new HeaderAssertion(a));
       }
+      for (const a of textBodyAssertions ?? []) {
+        assertions.push(new TextBodyAssertion(a));
+      }
 
       const newMonitor = await opts.ctx.db
         .insert(monitor)
@@ -288,6 +292,7 @@ export const monitorRouter = createTRPCRouter({
         tags,
         statusAssertions,
         headerAssertions,
+        textBodyAssertions,
         ...data
       } = opts.input;
 
@@ -298,6 +303,9 @@ export const monitorRouter = createTRPCRouter({
       for (const a of headerAssertions ?? []) {
         assertions.push(new HeaderAssertion(a));
       }
+      for (const a of textBodyAssertions ?? []) {
+        assertions.push(new TextBodyAssertion(a));
+      }
 
       const currentMonitor = await opts.ctx.db
         .update(monitor)