diff --git a/bun.lock b/bun.lock
index 3f76cc9c..4dac514a 100644
--- a/bun.lock
+++ b/bun.lock
@@ -232,7 +232,7 @@
         "lru-cache": "^11.2.6",
         "openai": "^4.104.0",
         "supermemory": "^5.0.0",
-        "zod": "^4.1.5",
+        "zod": "^3.25.76",
       },
       "devDependencies": {
         "@ai-sdk/anthropic": "^2.0.25",
@@ -4297,8 +4297,6 @@
 
     "@supermemory/tools/typescript": ["typescript@5.9.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw=="],
 
-    "@supermemory/tools/zod": ["zod@4.6.5", "", {}, "sha512-v5l/aFXZQeai4awLbOpSoHecE9UiMrnfx75tEXLjNonXVARxQ5mOeipTjROUchszUNCqnE+hqAMujRsRHsut2Q=="],
-
     "@tailwindcss/oxide-wasm32-wasi/@emnapi/core": ["@emnapi/core@1.8.1", "", { "dependencies": { "@emnapi/wasi-threads": "1.1.0", "tslib": "^2.4.0" }, "bundled": true }, "sha512-AvT9QFpxK0Zd8J0jopedNm+w/2fIzvtPKPjqyw9jwvBaReTTqPBk9Hixaz7KbjimP+QNz605/XnjFcDAL2pqBg=="],
 
     "@tailwindcss/oxide-wasm32-wasi/@emnapi/runtime": ["@emnapi/runtime@1.8.1", "", { "dependencies": { "tslib": "^2.4.0" }, "bundled": true }, "sha512-mehfKSMWjjNol8659Z8KxEMrdSJDDot5SXMq00dM8BN4o+CLNXQ0xH2V7EchNHV4RmbZLmmPdEaXZc5H2FXmDg=="],
diff --git a/packages/tools/package.json b/packages/tools/package.json
index 63d6de35..4304f125 100644
--- a/packages/tools/package.json
+++ b/packages/tools/package.json
@@ -16,7 +16,7 @@
     "lru-cache": "^11.2.6",
     "openai": "^4.104.0",
     "supermemory": "^5.0.0",
-    "zod": "^4.1.5"
+    "zod": "^3.25.76"
   },
   "devDependencies": {
     "@ai-sdk/anthropic": "^2.0.25",
diff --git a/packages/tools/src/shared/cache.ts b/packages/tools/src/shared/cache.ts
index d382bb1a..5a0706fc 100644
--- a/packages/tools/src/shared/cache.ts
+++ b/packages/tools/src/shared/cache.ts
@@ -8,7 +8,7 @@ import type { MemoryMode } from "./types"
 const escapeKeySegment = (segment: string): string =>
 	segment.replace(/%/g, "%25").replace(/:/g, "%3A")
 
-export class MemoryCache<T = string> {
+export class MemoryCache<T extends {} = string> {
 	private cache: LRUCache<string, T> = new LRUCache({ max: 100 })
 
 	/**
diff --git a/packages/tools/test-supermemory.ts b/packages/tools/test-supermemory.ts
index 628968fe..ab91812c 100644
--- a/packages/tools/test-supermemory.ts
+++ b/packages/tools/test-supermemory.ts
@@ -11,8 +11,8 @@ const openai = new OpenAI({
 
 // Wrap OpenAI client with supermemory
 const openaiWithSupermemory = withSupermemory(openai, {
-	containerTag: "test_user_123",
-	customId: "test_user_123_chat",
+	namespace: "test_user_123",
+	id: "test_user_123_chat",
 	verbose: true, // Enable logging to see what's happening
 	mode: "full", // Search both profile and query memories
 	addMemory: "always", // Auto-save conversations as memories