diff --git a/pyproject.toml b/pyproject.toml
index 0be04d5..4dedccd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,6 +9,7 @@ dependencies = [
     "fastmcp>=0.4.1",
     "starlette>=0.41.0",
     "uvicorn>=0.32.0",
+    "httpx>=0.27.0",
     "aiohttp>=3.9.0",
     "fastapi>=0.136.1",
     "greenlet>=3.2.3",
diff --git a/upload_cookies.py b/upload_cookies.py
new file mode 100755
index 0000000..5d27ece
--- /dev/null
+++ b/upload_cookies.py
@@ -0,0 +1,57 @@
+#!/usr/bin/env python3
+import json
+import sys
+import argparse
+import httpx
+import asyncio
+
+async def upload_cookies(url, cookie_file):
+    try:
+        with open(cookie_file, 'r') as f:
+            cookies = json.load(f)
+            cookies_str = json.dumps(cookies)
+    except Exception as e:
+        print(f"Error reading {cookie_file}: {e}")
+        return
+
+    # MCP tool call payload
+    payload = {
+        "jsonrpc": "2.0",
+        "id": 1,
+        "method": "tools/call",
+        "params": {
+            "name": "upload_cookies",
+            "arguments": {
+                "cookies_json": cookies_str
+            }
+        }
+    }
+
+    # Construct the /mcp endpoint if not provided
+    if not url.endswith('/mcp'):
+        url = url.rstrip('/') + '/mcp'
+
+    print(f"Uploading cookies to {url}...")
+    
+    async with httpx.AsyncClient(timeout=30.0) as client:
+        try:
+            response = await client.post(url, json=payload)
+            response.raise_for_status()
+            result = response.json()
+            
+            if "error" in result:
+                print(f"Error from server: {result['error']}")
+            else:
+                print(f"Server response: {result['result']['content'][0]['text']}")
+                
+        except Exception as e:
+            print(f"Failed to upload cookies: {e}")
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description="Upload cookies.json to Schwab MCP server")
+    parser.add_argument("file", help="Path to cookies.json")
+    parser.add_argument("--url", default="http://localhost:8160", help="MCP server URL (default: http://localhost:8160)")
+    
+    args = parser.parse_args()
+    
+    asyncio.run(upload_cookies(args.url, args.file))
diff --git a/uv.lock b/uv.lock
index 35b7693..5ded445 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1715,6 +1715,7 @@ dependencies = [
     { name = "fastapi" },
     { name = "fastmcp" },
     { name = "greenlet" },
+    { name = "httpx" },
     { name = "mcp" },
     { name = "pdfplumber" },
     { name = "playwright" },
@@ -1730,6 +1731,7 @@ requires-dist = [
     { name = "fastapi", specifier = ">=0.136.1" },
     { name = "fastmcp", specifier = ">=0.4.1" },
     { name = "greenlet", specifier = ">=3.2.3" },
+    { name = "httpx", specifier = ">=0.27.0" },
     { name = "mcp", specifier = ">=1.2.0" },
     { name = "pdfplumber", specifier = ">=0.11.4" },
     { name = "playwright", specifier = "==1.54.0" },