Repliers API vs Zumper for AI agents
Repliers API is a real estate data API that connects to US and Canadian MLSs and serves their listings through one REST API, with AI search features and an official MCP server. Zumper is a US rental listings marketplace; its developer-facing offering is an inbound feed for property managers to send listings to Zumper, not an API to read listings.
The short answer
- Repliers API: Licensed agents and brokerages who want an AI-ready, MCP-connected API on top of their own MLS feed.
- Zumper: Getting rental listings in front of renters (including inside ChatGPT) for property managers, not reading listing data.
Side by side
| Repliers API | Zumper | |
|---|---|---|
| Searches | MLS listings from the boards you are licensed with (500+ boards listed), with sold data where your MLS agreement allows. | – |
| Returns | Listing records including an agents field with contact information, brokerage affiliation and roles, plus office details. | – |
| Before the first call | A Repliers account and API key; production data requires being a licensed real estate agent with a data agreement with your MLS. | – |
| Free | Preview plan: $0 a month, with sample data only. | – |
| Paid | Standard plan: $199 a month (single MLS). | – |
| Acting on a result | Listings include the listing agents' contact details (email, phones, website) and brokerage, as the MLS provides them. | On Zumper itself, leads and tour requests go through Zumper's listing pages, including from its ChatGPT app. |
| Coverage | US and Canada, MLS by MLS (500+ boards listed). | US rentals |
| MCP server | Official open-source MCP server, hosted at https://mcp.repliers.io (repo: https://github.com/Repliers-io/mcp-server) | – |
Where Openpath fits
Openpath has no homes listed yet. Owners and landlords can list a home for rent or sale on Openpath today, free, and agents will find it through the same search as jobs and businesses. Get listed.
Questions people ask
What do I need before I can use Repliers API?
A Repliers account and API key; production data requires being a licensed real estate agent with a data agreement with your MLS.
Is Repliers API free?
Preview plan: $0 a month, with sample data only.
Sources
Every line about another company comes from its own pages. Prices and terms change, so check the source before you rely on one.
Repliers API, read on October 15, 2026:
- repliers.com/plans-and-pricing: “Build and test your proof of concept with sample data. Upgrade to unlock production data when ready.”
- repliers.com: “Yes, Repliers integrates with MLS® platforms, requiring users to be licensed real estate agents.”
- repliers.com/faqs: “data agreements are still required with your MLS”
- repliers.com: “With Repliers, you can connect to any MLS in the U.S. or Canada.”
- help.repliers.com/en/article/understanding-the-data-in-a-listings-response-v0gh0d: “contact information, brokerage affiliation, and roles”
- repliers.com: “Connect Claude, Cursor, ChatGPT, or any MCP client straight to live MLS listings.”
- repliers.com/repliers-mcp-server: “The Repliers MCP Server connects the full power of the Repliers real estate API”
- repliers.com/plans-and-pricing: “$0 / month Preview Build and test your proof of concept with sample data”
- repliers.com/plans-and-pricing: “$199 / month Standard”
Zumper, read on October 15, 2026:
- zumper.com/manage/premium-listings: “Listings automatically posted to our partners: PadMapper, Microsoft Bing, Realtor.com, Chat GPT/Open AI, and more.”
- zumper.com/manage/resources/zumper-chatgpt-app: “All leads, tour requests, and renter actions continue to flow through Zumper's existing listing experience and reporting.”