diff --git a/src/oss/langchain/middleware.mdx b/src/oss/langchain/middleware.mdx
index 929b7ff5b8..c7e3113226 100644
--- a/src/oss/langchain/middleware.mdx
+++ b/src/oss/langchain/middleware.mdx
@@ -415,10 +415,12 @@ Limit the number of model calls to prevent infinite loops or excessive costs.
 ```python
 from langchain.agents import create_agent
 from langchain.agents.middleware import ModelCallLimitMiddleware
+from langgraph.checkpoint.memory import InMemorySaver
 
 
 agent = create_agent(
     model="gpt-4o",
+    checkpointer=InMemorySaver(),  # Required for thread limiting
     tools=[],  # Add tools as needed
     middleware=[
         ModelCallLimitMiddleware(
@@ -434,10 +436,12 @@ agent = create_agent(
 :::js
 ```typescript
 import { createAgent, modelCallLimitMiddleware } from "langchain";
+import { MemorySaver } from "@langchain/langgraph";
 
 const agent = createAgent({
   model: "gpt-4o",
   tools: [...],
+  checkpointer: new MemorySaver(), // Required for thread limiting
   middleware: [
     modelCallLimitMiddleware({
       threadLimit: 10, // Max 10 calls per thread (across runs)
@@ -523,6 +527,7 @@ To limit tool calls globally across all tools or for specific tools, set `toolNa
 ```python
 from langchain.agents import create_agent
 from langchain.agents.middleware import ToolCallLimitMiddleware
+from langgraph.checkpoint.memory import InMemorySaver
 
 
 # Global limit: max 20 calls per thread, 10 per run
@@ -562,6 +567,7 @@ critical_tool_limiter = ToolCallLimitMiddleware(
 agent = create_agent(
     model="gpt-4o",
     tools=[search_tool, database_tool, scraper_tool],
+    checkpointer=InMemorySaver(),  # Required for thread limiting
     middleware=[
         global_limiter,
         search_limiter,
@@ -575,6 +581,7 @@ agent = create_agent(
 :::js
 ```typescript
 import { createAgent, toolCallLimitMiddleware } from "langchain";
+import { MemorySaver } from "@langchain/langgraph";
 
 // Global limit: max 20 calls per thread, 10 per run
 const globalLimiter = toolCallLimitMiddleware({
@@ -613,6 +620,7 @@ const criticalToolLimiter = toolCallLimitMiddleware({
 const agent = createAgent({
   model: "gpt-4o",
   tools: [searchTool, databaseTool, scraperTool],
+  checkpointer: new MemorySaver(), // Required for thread limiting
   middleware: [globalLimiter, searchLimiter, databaseLimiter, webScraperLimiter],
 });
 ```