diff --git a/cost-dashboard/public/data/index.json b/cost-dashboard/public/data/index.json
index 1d9c3c0..d21d14e 100644
--- a/cost-dashboard/public/data/index.json
+++ b/cost-dashboard/public/data/index.json
@@ -1,11 +1,11 @@
 {
   "defaultRegion": "us-east-1",
-  "generated": "2026-07-31T13:32:40Z",
+  "generated": "2026-07-31T13:49:56Z",
   "hoursPerMonth": 730,
   "regions": {
     "eu-west-1": {
       "file": "pricing_eu-west-1.json",
-      "generated": "2026-07-31T13:32:40Z",
+      "generated": "2026-07-31T13:49:56Z",
       "label": "EU (Ireland)",
       "sourceVersions": {
         "ec2": "20260728175247",
@@ -16,7 +16,7 @@
     },
     "us-east-1": {
       "file": "pricing_us-east-1.json",
-      "generated": "2026-07-31T13:32:40Z",
+      "generated": "2026-07-31T13:49:56Z",
       "label": "US East (N. Virginia)",
       "sourceVersions": {
         "ec2": "20260728175247",
@@ -27,7 +27,7 @@
     },
     "us-west-2": {
       "file": "pricing_us-west-2.json",
-      "generated": "2026-07-31T13:32:40Z",
+      "generated": "2026-07-31T13:49:56Z",
       "label": "US West (Oregon)",
       "sourceVersions": {
         "ec2": "20260728175247",
diff --git a/cost-dashboard/public/data/pricing_eu-west-1.json b/cost-dashboard/public/data/pricing_eu-west-1.json
index 200073c..65e178a 100644
--- a/cost-dashboard/public/data/pricing_eu-west-1.json
+++ b/cost-dashboard/public/data/pricing_eu-west-1.json
@@ -5343,7 +5343,7 @@
       }
     }
   },
-  "generated": "2026-07-31T13:32:40Z",
+  "generated": "2026-07-31T13:49:56Z",
   "label": "EU (Ireland)",
   "lambda": {
     "gbSecondUsd": 1.66667e-05,
diff --git a/cost-dashboard/public/data/pricing_us-east-1.json b/cost-dashboard/public/data/pricing_us-east-1.json
index 38fa134..8ee7ec9 100644
--- a/cost-dashboard/public/data/pricing_us-east-1.json
+++ b/cost-dashboard/public/data/pricing_us-east-1.json
@@ -6138,7 +6138,7 @@
       }
     }
   },
-  "generated": "2026-07-31T13:32:40Z",
+  "generated": "2026-07-31T13:49:56Z",
   "label": "US East (N. Virginia)",
   "lambda": {
     "gbSecondUsd": 1.66667e-05,
diff --git a/cost-dashboard/public/data/pricing_us-west-2.json b/cost-dashboard/public/data/pricing_us-west-2.json
index 9c40e83..b91f9fc 100644
--- a/cost-dashboard/public/data/pricing_us-west-2.json
+++ b/cost-dashboard/public/data/pricing_us-west-2.json
@@ -6158,7 +6158,7 @@
       }
     }
   },
-  "generated": "2026-07-31T13:32:40Z",
+  "generated": "2026-07-31T13:49:56Z",
   "label": "US West (Oregon)",
   "lambda": {
     "gbSecondUsd": 1.66667e-05,
diff --git a/cost-reports/weekly-2026-07-31.md b/cost-reports/weekly-2026-07-31.md
new file mode 100644
index 0000000..827ed20
--- /dev/null
+++ b/cost-reports/weekly-2026-07-31.md
@@ -0,0 +1,23 @@
+# 🚨🚨🚨 AWS PRICE SPIKE ALERT 🚨🚨🚨
+
+## ‼️ 2 price change(s) over 1% across 1 region(s) — REVIEW BEFORE MERGING ‼️
+
+> # 🔺 BIGGEST MOVE: EC2 · a1.2xlarge (US East (N. Virginia))   **+7.30%**
+> ## $0.204 → $0.2189
+
+---
+
+## US East (N. Virginia) · 2026-07-31 → 2026-07-31
+
+**🚨 2 spike(s) over 1%:**
+| | Item | Old | New | Change |
+|:--:|---|---:|---:|:--:|
+| 🔺 | **EC2 · a1.2xlarge** | $0.204 | $0.2189 | **+7.30%** |
+| 🔻 | **Lambda · GB-second** | $1.67e-05 | $1.6e-05 | **-4.20%** |
+
+## US West (Oregon) — ✅ no changes (2026-07-31 → 2026-07-31)
+
+## EU (Ireland) — ✅ no changes (2026-07-31 → 2026-07-31)
+
+---
+_On-Demand list prices from AWS's public Price List Bulk API. Approximate — exclude Free Tier, Savings Plans/RIs, discounts, and taxes. Generated by `aws-pricing/pricing_diff.py`._