diff --git a/packages/mcp/package-lock.json b/packages/mcp/package-lock.json
index 5fc2251..40842ab 100644
--- a/packages/mcp/package-lock.json
+++ b/packages/mcp/package-lock.json
@@ -12,9 +12,9 @@
         "@modelcontextprotocol/sdk": "^1.27.1",
         "@stellar/mpp": "^0.7.1",
         "@stellar/stellar-sdk": "^16.3.0",
-        "@x402/core": "^2.28.0",
-        "@x402/fetch": "^2.28.0",
-        "@x402/stellar": "^2.28.0",
+        "@x402/core": "^2.29.0",
+        "@x402/fetch": "^2.29.0",
+        "@x402/stellar": "^2.29.0",
         "mppx": "^0.6.31",
         "viem": "^2.57.16",
         "zod": "^3.25.0"
@@ -774,31 +774,40 @@
       }
     },
     "node_modules/@x402/core": {
-      "version": "2.28.0",
-      "resolved": "https://registry.npmjs.org/@x402/core/-/core-2.28.0.tgz",
-      "integrity": "sha512-Da/7zKxCKqpBoB4Msc9tFgkAv7tJTD8nG+DSSm+QdXAyJS4PQsmgVSKe17rDJTtlu0pwNbLcOje6MyQ6kaDkig==",
+      "version": "2.29.0",
+      "resolved": "https://registry.npmjs.org/@x402/core/-/core-2.29.0.tgz",
+      "integrity": "sha512-fkS0JqVwHgczteDlwItLRipOlIzm28U9HWLvYnYpnNbfmepoBT/4ux7LjrR0xGD51JHoC8/r+Qo7uCfoAQYeuw==",
       "license": "Apache-2.0",
       "dependencies": {
-        "zod": "^3.24.2"
+        "zod": "^4.6.6"
+      }
+    },
+    "node_modules/@x402/core/node_modules/zod": {
+      "version": "4.6.7",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.6.7.tgz",
+      "integrity": "sha512-g8W2D2kU6a8untc053fX1uVBKzM7yqAxW/3zwk83+6RyF2+SKOuV+c0wBDhUwzV1PaGapmZH+rmcUzPf+3CGwg==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
       }
     },
     "node_modules/@x402/fetch": {
-      "version": "2.28.0",
-      "resolved": "https://registry.npmjs.org/@x402/fetch/-/fetch-2.28.0.tgz",
-      "integrity": "sha512-kF5IjZIz/izg2TD/Zav+SVj0jtC0zBDfE7WcKCnMZWIsZcLCyL2GgvwXCn7CCSsNjpQ/z3Rz4OqTCA4AaeKySQ==",
+      "version": "2.29.0",
+      "resolved": "https://registry.npmjs.org/@x402/fetch/-/fetch-2.29.0.tgz",
+      "integrity": "sha512-ym/+6Cg7uUqScrE/pCV0sfmKecX46KTk5B/VKyJo579Xn1Z6dq2KiLd04rTvvO2xldLKKluU/3SqpDIgkp6T9Q==",
       "license": "Apache-2.0",
       "dependencies": {
-        "@x402/core": "~2.28.0"
+        "@x402/core": "~2.29.0"
       }
     },
     "node_modules/@x402/stellar": {
-      "version": "2.28.0",
-      "resolved": "https://registry.npmjs.org/@x402/stellar/-/stellar-2.28.0.tgz",
-      "integrity": "sha512-H/P46YVVEvJmnXlss8fJBNGgjaLkp3pWJ6PH2uOJY+jVemugUoQPArwtQKNovEV2BnF0gnJ+sdaRg+4Gucu6jQ==",
+      "version": "2.29.0",
+      "resolved": "https://registry.npmjs.org/@x402/stellar/-/stellar-2.29.0.tgz",
+      "integrity": "sha512-ZQPp/m/eXgO2IsVX65VLQ++RWVXZ9nEkyZ4BT4wF5HAfG1uEmSVmAEjggZAGubv7Iu+D7oFo/AI0wj2CKCtVCg==",
       "license": "Apache-2.0",
       "dependencies": {
-        "@stellar/stellar-sdk": "^16.3.0",
-        "@x402/core": "~2.28.0"
+        "@stellar/stellar-sdk": "^16.4.1",
+        "@x402/core": "~2.29.0"
       },
       "engines": {
         "node": ">=22.0.0"
@@ -2426,7 +2435,7 @@
       "version": "5.9.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
-      "dev": true,
+      "devOptional": true,
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
diff --git a/packages/mcp/package.json b/packages/mcp/package.json
index f90e8e2..80a6cb1 100644
--- a/packages/mcp/package.json
+++ b/packages/mcp/package.json
@@ -35,9 +35,9 @@
     "@modelcontextprotocol/sdk": "^1.27.1",
     "@stellar/mpp": "^0.7.1",
     "@stellar/stellar-sdk": "^16.3.0",
-    "@x402/core": "^2.28.0",
-    "@x402/fetch": "^2.28.0",
-    "@x402/stellar": "^2.28.0",
+    "@x402/core": "^2.29.0",
+    "@x402/fetch": "^2.29.0",
+    "@x402/stellar": "^2.29.0",
     "mppx": "^0.6.31",
     "viem": "^2.57.16",
     "zod": "^3.25.0"