diff --git a/e2e/scenarios/claude-agent-sdk-instrumentation/package.json b/e2e/scenarios/claude-agent-sdk-instrumentation/package.json
index 3d8134952..cd14141a5 100644
--- a/e2e/scenarios/claude-agent-sdk-instrumentation/package.json
+++ b/e2e/scenarios/claude-agent-sdk-instrumentation/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "claude-agent-sdk-v0": "npm:@anthropic-ai/claude-agent-sdk@0.2.76",
     "claude-agent-sdk-v0-latest": "npm:@anthropic-ai/claude-agent-sdk@0.2.141",
-    "zod": "4.3.6"
+    "zod": "4.6.6"
   },
   "pnpm": {
     "overrides": {
diff --git a/e2e/scenarios/cloudflare-agents-instrumentation/package.json b/e2e/scenarios/cloudflare-agents-instrumentation/package.json
index fc97601a5..751c9499c 100644
--- a/e2e/scenarios/cloudflare-agents-instrumentation/package.json
+++ b/e2e/scenarios/cloudflare-agents-instrumentation/package.json
@@ -22,7 +22,7 @@
     "react": "19.2.3",
     "vite": "6.4.3",
     "wrangler": "4.112.0",
-    "zod": "4.3.6"
+    "zod": "4.6.6"
   },
   "pnpm": {
     "overrides": {
diff --git a/e2e/scenarios/cloudflare-ai-chat-instrumentation/package.json b/e2e/scenarios/cloudflare-ai-chat-instrumentation/package.json
index 9bba43db5..2ffc35a05 100644
--- a/e2e/scenarios/cloudflare-ai-chat-instrumentation/package.json
+++ b/e2e/scenarios/cloudflare-ai-chat-instrumentation/package.json
@@ -14,7 +14,7 @@
     "react": "19.2.4",
     "vite": "^8.0.16",
     "wrangler": "^4.103.0",
-    "zod": "4.3.6"
+    "zod": "4.6.6"
   },
   "braintrustScenario": {
     "bump": {
diff --git a/e2e/scenarios/mastra-instrumentation/package.json b/e2e/scenarios/mastra-instrumentation/package.json
index 405aaf30b..acc5def2f 100644
--- a/e2e/scenarios/mastra-instrumentation/package.json
+++ b/e2e/scenarios/mastra-instrumentation/package.json
@@ -16,7 +16,7 @@
     "@mastra/observability": "npm:@mastra/observability@1.15.2",
     "mastra-core-v1": "npm:@mastra/core@1.26.0",
     "mastra-core-v1-latest": "npm:@mastra/core@1.26.1-alpha.0",
-    "zod": "4.3.6"
+    "zod": "4.6.6"
   },
   "pnpm": {
     "overrides": {
diff --git a/e2e/scenarios/mcp-handler-instrumentation/package.json b/e2e/scenarios/mcp-handler-instrumentation/package.json
index 9aff0b4bf..a53142c8e 100644
--- a/e2e/scenarios/mcp-handler-instrumentation/package.json
+++ b/e2e/scenarios/mcp-handler-instrumentation/package.json
@@ -16,12 +16,12 @@
     }
   },
   "dependencies": {
-    "@modelcontextprotocol/sdk": "1.26.0",
+    "@modelcontextprotocol/sdk": "1.32.0",
     "@modelcontextprotocol/server": "2.4.0",
     "mcp-handler-v1": "npm:mcp-handler@1.0.5",
     "mcp-handler-v1-latest": "npm:mcp-handler@1.1.0",
     "mcp-handler-v2": "npm:mcp-handler@2.0.0",
     "mcp-handler-v2-latest": "npm:mcp-handler@2.3.0",
-    "zod": "4.3.6"
+    "zod": "4.6.6"
   }
 }
diff --git a/e2e/scenarios/mcp-instrumentation/package.json b/e2e/scenarios/mcp-instrumentation/package.json
index d2024fa1e..81480c293 100644
--- a/e2e/scenarios/mcp-instrumentation/package.json
+++ b/e2e/scenarios/mcp-instrumentation/package.json
@@ -25,6 +25,6 @@
     "mcp-sdk-v1-latest": "npm:@modelcontextprotocol/sdk@1.32.2",
     "mcp-server-v2": "npm:@modelcontextprotocol/server@2.0.0",
     "mcp-server-v2-latest": "npm:@modelcontextprotocol/server@2.4.0",
-    "zod": "4.3.6"
+    "zod": "4.6.6"
   }
 }
diff --git a/e2e/scenarios/openai-agents-instrumentation/package.json b/e2e/scenarios/openai-agents-instrumentation/package.json
index 2c3e99221..37ab26090 100644
--- a/e2e/scenarios/openai-agents-instrumentation/package.json
+++ b/e2e/scenarios/openai-agents-instrumentation/package.json
@@ -6,7 +6,7 @@
   "dependencies": {
     "openai-agents-v0": "npm:@openai/agents@0.0.14",
     "openai-agents-v0-latest": "npm:@openai/agents@0.12.0",
-    "zod": "4.4.3"
+    "zod": "4.6.6"
   },
   "braintrustScenario": {
     "bump": {