diff --git a/Chapter07/solutions/typescript/package-lock.json b/Chapter07/solutions/typescript/package-lock.json
index edefe6b..2186122 100644
--- a/Chapter07/solutions/typescript/package-lock.json
+++ b/Chapter07/solutions/typescript/package-lock.json
@@ -5,7 +5,7 @@
     "packages": {
         "": {
             "dependencies": {
-                "@modelcontextprotocol/sdk": "^1.8.0",
+                "@modelcontextprotocol/sdk": "^1.24.0",
                 "openai": "",
                 "type": "^2.7.3",
                 "uuid": "^11.1.0",
@@ -21,25 +21,59 @@
             }
         },
         "node_modules/@modelcontextprotocol/sdk": {
-            "version": "1.11.4",
-            "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.11.4.tgz",
-            "integrity": "sha512-OTbhe5slIjiOtLxXhKalkKGhIQrwvhgCDs/C2r8kcBTy5HR/g43aDQU0l7r8O0VGbJPTNJvDc7ZdQMdQDJXmbw==",
+            "version": "1.24.0",
+            "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.24.0.tgz",
+            "integrity": "sha512-D8h5KXY2vHFW8zTuxn2vuZGN0HGrQ5No6LkHwlEA9trVgNdPL3TF1dSqKA7Dny6BbBYKSW/rOBDXdC8KJAjUCg==",
             "license": "MIT",
             "dependencies": {
                 "ajv": "^8.17.1",
+                "ajv-formats": "^3.0.1",
                 "content-type": "^1.0.5",
                 "cors": "^2.8.5",
                 "cross-spawn": "^7.0.5",
                 "eventsource": "^3.0.2",
+                "eventsource-parser": "^3.0.0",
                 "express": "^5.0.1",
                 "express-rate-limit": "^7.5.0",
+                "jose": "^6.1.1",
                 "pkce-challenge": "^5.0.0",
                 "raw-body": "^3.0.0",
-                "zod": "^3.23.8",
-                "zod-to-json-schema": "^3.24.1"
+                "zod": "^3.25 || ^4.0",
+                "zod-to-json-schema": "^3.25.0"
             },
             "engines": {
                 "node": ">=18"
+            },
+            "peerDependencies": {
+                "@cfworker/json-schema": "^4.1.1",
+                "zod": "^3.25 || ^4.0"
+            },
+            "peerDependenciesMeta": {
+                "@cfworker/json-schema": {
+                    "optional": true
+                },
+                "zod": {
+                    "optional": false
+                }
+            }
+        },
+        "node_modules/@modelcontextprotocol/sdk/node_modules/zod": {
+            "version": "4.1.13",
+            "resolved": "https://registry.npmjs.org/zod/-/zod-4.1.13.tgz",
+            "integrity": "sha512-AvvthqfqrAhNH9dnfmrfKzX5upOdjUVJYFqNSlkmGf64gRaTzlPwz99IHYnVs28qYAybvAlBV+H7pn0saFY4Ig==",
+            "license": "MIT",
+            "peer": true,
+            "funding": {
+                "url": "https://github.com/sponsors/colinhacks"
+            }
+        },
+        "node_modules/@modelcontextprotocol/sdk/node_modules/zod-to-json-schema": {
+            "version": "3.25.0",
+            "resolved": "https://registry.npmjs.org/zod-to-json-schema/-/zod-to-json-schema-3.25.0.tgz",
+            "integrity": "sha512-HvWtU2UG41LALjajJrML6uQejQhNJx+JBO9IflpSja4R03iNWfKXrj6W2h7ljuLyc1nKS+9yDyL/9tD1U/yBnQ==",
+            "license": "ISC",
+            "peerDependencies": {
+                "zod": "^3.25 || ^4"
             }
         },
         "node_modules/@types/node": {
@@ -121,6 +155,23 @@
                 "url": "https://github.com/sponsors/epoberezkin"
             }
         },
+        "node_modules/ajv-formats": {
+            "version": "3.0.1",
+            "resolved": "https://registry.npmjs.org/ajv-formats/-/ajv-formats-3.0.1.tgz",
+            "integrity": "sha512-8iUql50EUR+uUcdRQ3HDqa6EVyo3docL8g5WJ3FNcWmu62IbkGUue/pEyLBW8VGKKucTPgqeks4fIU1DA4yowQ==",
+            "license": "MIT",
+            "dependencies": {
+                "ajv": "^8.0.0"
+            },
+            "peerDependencies": {
+                "ajv": "^8.0.0"
+            },
+            "peerDependenciesMeta": {
+                "ajv": {
+                    "optional": true
+                }
+            }
+        },
         "node_modules/asynckit": {
             "version": "0.4.0",
             "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
@@ -422,6 +473,7 @@
             "resolved": "https://registry.npmjs.org/express/-/express-5.1.0.tgz",
             "integrity": "sha512-DT9ck5YIRU+8GYzzU5kT3eHGA5iL+1Zd0EutOmTE9Dtk+Tvuzd23VBU+ec7HPNSTxXYO55gPV/hq4pSBJDjFpA==",
             "license": "MIT",
+            "peer": true,
             "dependencies": {
                 "accepts": "^2.0.0",
                 "body-parser": "^2.2.0",
@@ -747,6 +799,15 @@
             "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==",
             "license": "ISC"
         },
+        "node_modules/jose": {
+            "version": "6.1.3",
+            "resolved": "https://registry.npmjs.org/jose/-/jose-6.1.3.tgz",
+            "integrity": "sha512-0TpaTfihd4QMNwrz/ob2Bp7X04yuxJkjRGi4aKmOqwhov54i6u79oCv7T+C7lo70MKH6BesI3vscD1yb/yzKXQ==",
+            "license": "MIT",
+            "funding": {
+                "url": "https://github.com/sponsors/panva"
+            }
+        },
         "node_modules/json-schema-traverse": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-1.0.0.tgz",
@@ -1367,18 +1428,10 @@
             "resolved": "https://registry.npmjs.org/zod/-/zod-3.24.4.tgz",
             "integrity": "sha512-OdqJE9UDRPwWsrHjLN2F8bPxvwJBK22EHLWtanu0LSYr5YqzsaaW3RMgmjwr8Rypg5k+meEJdSPXJZXE/yqOMg==",
             "license": "MIT",
+            "peer": true,
             "funding": {
                 "url": "https://github.com/sponsors/colinhacks"
             }
-        },
-        "node_modules/zod-to-json-schema": {
-            "version": "3.24.5",
-            "resolved": "https://registry.npmjs.org/zod-to-json-schema/-/zod-to-json-schema-3.24.5.tgz",
-            "integrity": "sha512-/AuWwMP+YqiPbsJx5D6TfgRTc4kTLjsh5SOcd4bLsfUg2RcEXrFMJl1DGgdHy2aCfsIA/cr/1JM0xcB2GZji8g==",
-            "license": "ISC",
-            "peerDependencies": {
-                "zod": "^3.24.1"
-            }
         }
     }
 }
diff --git a/Chapter07/solutions/typescript/package.json b/Chapter07/solutions/typescript/package.json
index 108166e..4a9e7dd 100644
--- a/Chapter07/solutions/typescript/package.json
+++ b/Chapter07/solutions/typescript/package.json
@@ -13,7 +13,7 @@
         "build"
     ],
     "dependencies": {
-        "@modelcontextprotocol/sdk": "^1.8.0",
+        "@modelcontextprotocol/sdk": "^1.24.0",
         "type": "^2.7.3",
         "uuid": "^11.1.0",
         "zod": "^3.24.2",