Add T-Mobile Essentials Saver 2.0

data/offers.js

@@ -131,6 +131,29 @@ const PLANS = [
       note: "Lower priority than Experience plans; hotspot at reduced speeds only.",
     },
   },
+  {
+    id: "tmo-essentials-saver",
+    carrier: "T-Mobile",
+    name: "Essentials Saver",
+    tier: "base",
+    perLine: {
+      1: { price: 50 },
+      2: { price: 50, estimated: true },
+      3: { price: 50, estimated: true },
+      4: { price: 50, estimated: true },
+      5: { price: 50, estimated: true },
+    },
+    taxesIncluded: false,
+    notes: "Essentials Saver 2.0 (Aug 2026): $50/line with AutoPay, $55 without. Taxes and fees extra.",
+    source: "https://www.whistleout.com/CellPhones/Carriers/T-Mobile/Personal/T-Mobile-Essentials-Savings",
+    features: {
+      premiumData: 50,
+      hotspotGB: 0,
+      international: false,
+      source: "https://saveonphone.com/plans/t-mobile-essentials-saver/",
+      note: "50GB premium data, then may slow during congestion; unlimited hotspot at 3G speeds only (no high-speed allotment); 480p video.",
+    },
+  },
   {
     id: "tmo-more",
     carrier: "T-Mobile",

data/qci.js

@@ -38,6 +38,7 @@ const QCI_BY_PLAN = {
 
   // T-Mobile network: QCI 6 = postpaid Experience; QCI 7 = Essentials, Metro, T-Mobile MVNOs
   "tmo-essentials": { value: 7, note: "One step below T-Mobile's top postpaid priority." },
+  "tmo-essentials-saver": { value: 7, note: "Essentials-family priority (QCI 7) for the 50GB premium-data allotment.", allotment: true },
   "tmo-more": { value: 6, note: "T-Mobile's top network priority." },
   "tmo-beyond": { value: 6, note: "T-Mobile's top network priority." },
   "mint": { value: 7, note: "T-Mobile MVNOs like Mint ride at QCI 7 — same as Essentials and Metro." },

features/needs-assessment.feature

@@ -72,6 +72,16 @@ Feature: Needs-based plan recommendation
     And the "Google Fi Unlimited Standard" plan is excluded by needs
     And the "Google Fi Unlimited Premium" plan is included
 
+  Scenario: Essentials Saver's 50GB allotment sits between moderate and heavy
+    Given the user needs "moderate" data, 0 GB of hotspot, and no international use
+    When the scenarios are computed
+    Then the "T-Mobile Essentials Saver" plan is included
+
+  Scenario: Essentials Saver drops out under heavy data needs
+    Given the user needs "heavy" data, 0 GB of hotspot, and no international use
+    When the scenarios are computed
+    Then the "T-Mobile Essentials Saver" plan is excluded by needs
+
   Scenario: MVNOs without priority data are excluded when priority data is needed
     Given MVNOs are included
     And the user needs "moderate" data, 0 GB of hotspot, and no international use

features/plan-costs.feature

@@ -33,6 +33,11 @@ Feature: 24-month plan cost calculation
     Then the "Google Fi Unlimited Essentials" rows have a 24-month plan cost of 1920.00
     And the "Google Fi Unlimited Essentials" rows are not flagged as estimated
 
+  Scenario: T-Mobile Essentials Saver single-line pricing
+    Given 1 line with no new devices
+    When the scenarios are computed
+    Then the "T-Mobile Essentials Saver" rows have a 24-month plan cost of 1200.00
+
   Scenario: A price the source did not publish is flagged as estimated
     Given 3 lines with no new devices
     When the scenarios are computed

features/results-classification.feature

@@ -13,8 +13,8 @@ Feature: Result classification — best option, cheapest option, differentiators
 
   Scenario: The cheapest option has the lowest true cost and is labeled
     When the results are classified
-    Then the cheapest option is "AT&T Value 2.0"
-    And the "AT&T Value 2.0" option carries the "Cheapest overall" differentiator
+    Then the cheapest option is "T-Mobile Essentials Saver"
+    And the "T-Mobile Essentials Saver" option carries the "Cheapest overall" differentiator
 
   Scenario: The best option maximizes plan features, tie broken by cost
     When the results are classified