Expedia Hotels MCP Server for LangChain 10 tools — connect in under 2 minutes
LangChain is the leading Python framework for composable LLM applications. Connect Expedia Hotels through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.
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Vinkius supports streamable HTTP and SSE.
import asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
async with MultiServerMCPClient({
"expedia-hotels": {
"transport": "streamable_http",
"url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
}
}) as client:
tools = client.get_tools()
agent = create_react_agent(
ChatOpenAI(model="gpt-4o"),
tools,
)
response = await agent.ainvoke({
"messages": [{
"role": "user",
"content": "Using Expedia Hotels, show me what tools are available.",
}]
})
print(response["messages"][-1].content)
asyncio.run(main())
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Expedia Hotels MCP Server
Connect Expedia Hotels to any AI agent via MCP.
How to Connect Expedia Hotels to LangChain via MCP
Follow these steps to integrate the Expedia Hotels MCP Server with LangChain.
Install dependencies
Run pip install langchain langchain-mcp-adapters langgraph langchain-openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save the code and run python agent.py
Explore tools
The agent discovers 10 tools from Expedia Hotels via MCP
Why Use LangChain with the Expedia Hotels MCP Server
LangChain provides unique advantages when paired with Expedia Hotels through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents. combine Expedia Hotels MCP tools with 500+ LangChain components
Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step
LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging
Memory and conversation persistence let agents maintain context across Expedia Hotels queries for multi-turn workflows
Expedia Hotels + LangChain Use Cases
Practical scenarios where LangChain combined with the Expedia Hotels MCP Server delivers measurable value.
RAG with live data: combine Expedia Hotels tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query Expedia Hotels, synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain Expedia Hotels tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every Expedia Hotels tool call, measure latency, and optimize your agent's performance
Expedia Hotels MCP Tools for LangChain (10)
These 10 tools become available when you connect Expedia Hotels to LangChain via MCP:
book_hotel
This is a write action that results in an actual reservation. Required fields: property_id, check_in_date, check_out_date, room_id, rate_plan_id, guest first name, last name, and email. The room_id and rate_plan_id should be obtained from the check_availability or get_rate_plans tools. Include billing address and special requests if the user provides them. On success, returns an itinerary ID that can be used to retrieve or cancel the booking. ALWAYS confirm booking details with the user before executing this action. Book a hotel reservation through Expedia EAN
cancel_itinerary
This is a write action that modifies a real reservation. Whether a refund is available depends on the cancellation policy of the specific rate plan that was booked. Some rate plans are non-refundable. ALWAYS confirm the cancellation with the user and inform them of the applicable cancellation policy before executing this action. Returns the updated itinerary with cancellation status and any refund details. Cancel a hotel booking by itinerary ID
check_availability
Returns available room types, bed configurations, occupancy limits, cancellation policies, and pricing. Use this after a user has identified a hotel of interest to see what rooms are available for their desired stay dates. Required: property_id, check_in_date, check_out_date. Check room availability for a specific hotel property
check_price_match
This is part of Expedia's price match guarantee program. Required: property_id, check_in_date, check_out_date, competitor_url (URL where the lower price was found), and competitor_price (the lower price amount). Returns the price match result including whether the match was approved, the adjusted price if applicable, and any refund or credit details. Check if a hotel price matches a competitor's price
get_hotel_details
Returns property name, full address, phone number, star rating, guest rating, detailed descriptions, amenities list, policies (check-in/out times, pet policy, etc.), nearby attractions, and images. Use this to present rich hotel details to the user before they make a booking decision. Get detailed information about a specific hotel property
get_hotel_images
Returns image URLs in various categories (exterior, lobby, room, bathroom, pool, restaurant, etc.), along with image descriptions, captions, and subject IDs. Use this to display hotel photos to the user when browsing or presenting hotel details. Images are available in multiple sizes — the response includes URLs for each size variant. Get all images for a specific hotel property
get_itinerary
Returns booking status (confirmed, cancelled), property details, room information, check-in/check-out dates, guest details, total price paid, cancellation policy, and booking timestamps. Use this to check the status of a booking or to present booking confirmation details to the user. Get details of a hotel booking by itinerary ID
get_rate_plans
This includes standard rates, member-only deals, package rates, non-refundable options, and promotional pricing. Each rate plan includes details on meal plans (room only, breakfast included), cancellation policies, payment types (pay now vs pay at property), and total pricing. Use this to compare pricing options and present the best deals to the user. Get rate plans and pricing options for a hotel property
search_hotels
Use this to find hotels by destination region ID, check-in and check-out dates, number of rooms and guests. You can filter by amenities, price range, star rating, guest rating, and property type. The region ID can be obtained using the search_regions tool. Always provide check-in and check-out dates in ISO format (YYYY-MM-DD). Results include property IDs, names, locations, star ratings, and pricing information. Search for hotels using the Expedia EAN API
search_regions
This is the first step in a hotel search — you need a region_id to search for hotels. For example, searching for "Paris" returns the city region, specific neighborhoods, and nearby airports. Use this to help the user identify the correct destination before performing a hotel search. Returns region IDs, names, types, and hierarchy info. Search for destination regions by name
Troubleshooting Expedia Hotels MCP Server with LangChain
Common issues when connecting Expedia Hotels to LangChain through the Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersExpedia Hotels + LangChain FAQ
Common questions about integrating Expedia Hotels MCP Server with LangChain.
How does LangChain connect to MCP servers?
langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.Which LangChain agent types work with MCP?
Can I trace MCP tool calls in LangSmith?
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Connect Expedia Hotels to LangChain
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.