/vendor/realtor/AgentRouting.json or
/vendor/realtor/AgentContext.json directly.
realtor.com
Overview
Does realtor.com support MCP?
Yes. realtor.com has a confirmed MCP implementation. Consumer-facing pre-search assistant within ChatGPT: affordability calculator, neighborhood discovery, rent-vs-buy guidance, and conversational budgeting — intentionally routes high-intent users back to realtor.com for full listing detail and agent connection.
What agentic protocols does realtor.com support?
As of 2026-07-01, realtor.com has confirmed support for MCP, openai_apps_sdk, and proprietary.
Is realtor.com's API publicly accessible or partner-gated?
Access varies by protocol: platform mediated, open, partner only.
Does realtor.com explicitly prohibit automated access?
Yes. realtor.com's terms of service explicitly prohibit automated or scraper access to the public website without prior written permission.
Is realtor.com agent-ready?
Partial. realtor.com supports some agentic workflows but requires a human handoff for certain operations — see the protocols and summary sections for details.
Protocols
No evidence found that realtor.com participates in the Agent2Agent (A2A) protocol, either as a launch partner or subsequent adopter. The A2A launch partner list includes companies such as Atlassian, Box, Cohere, LangChain, MongoDB, PayPal, Salesforce, SAP, and ServiceNow — realtor.com does not appear among them. Realtor.com's 2025–2026 AI activity centers on natural language home search and a ChatGPT plugin integration, none of which reference A2A.
Realtor.com launched a ChatGPT integration in March 2026 focused on pre-search affordability and neighborhood guidance, explicitly requiring users to visit Realtor.com itself to view listings — no commerce or checkout capability within the chat interface. ACP launch partners named in OpenAI's own announcement are Etsy and Shopify-ecosystem merchants (Glossier, SKIMS, Spanx, Vuori); realtor.com does not appear. The Realtor.com/OpenAI relationship is a search/discovery app, not a platform-mediated commerce integration.
No evidence of realtor.com appearing in any AP2 adoption or partner list. The FIDO Alliance launch cohort (April 2026) named approximately 60 organizations including Adyen, Mastercard, PayPal, Salesforce, Etsy, and Worldpay — realtor.com was not among them. A separate realtor.com/Google collaboration (RealAssist AI, announced mid-2026) involves mapping and neighborhood search tooling, not AP2 payment-consent infrastructure.
Consumer-facing pre-search assistant within ChatGPT: affordability calculator, neighborhood discovery, rent-vs-buy guidance, and conversational budgeting — intentionally routes high-intent users back to realtor.com for full listing detail and agent connection. No direct listing browse inside ChatGPT; MLS data is withheld from the ChatGPT context. Not a developer-callable MCP endpoint for arbitrary agents.
Realtor.com officially announced its ChatGPT App on March 30, 2026 via PR Newswire (https://www.prnewswire.com/news-releases/search-homes-and-see-what-you-can-afford-with-the-new-realtorcom-app-in-chatgpt-302727498.html). OpenAI's Apps SDK, which powers this integration, is explicitly built on MCP (confirmed by OpenAI's own developer documentation). The app is accessible only through ChatGPT and is not exposed as a standalone MCP server callable by third-party agents; no developer-facing MCP endpoint or docs were found on realtor.com's side. Multiple third-party Apify-hosted MCP scrapers wrapping realtor.com data exist but are unsanctioned and represent unmet demand for a direct integration.
No evidence found that realtor.com has adopted or announced support for the MPP (Multi-rail Machine Payment Protocol, co-developed by Stripe and Tempo). Search results for MPP launch partners reference crypto/fintech infrastructure providers and developer-facing API services, not real estate portals. Realtor.com's recent developer activity is limited to a ChatGPT app integration and a pre-market listings partnership with Zillow — neither of which involves MPP.
NLWeb's confirmed launch pioneer list includes Tripadvisor, Delish, O'Reilly Media, Common Sense Media, DDM (Allrecipes & Serious Eats), Milvus, Shopify, Snowflake, Inception, Chicago Public Media, and Qdrant — realtor.com does not appear among them. A Microsoft Advertising blog post from June 2026 references realtor.com in the context of MCP (not NLWeb specifically), and no vendor-specific NLWeb endpoint or documentation was found for realtor.com. Absent confirmed_present evidence specific to this vendor, not_found is the correct classification rather than confirmed_absent.
No usable finding available for this protocol (no legitimate scan available within the candidate window).
WebMCP is a Chrome-layer browser protocol currently in early preview and origin trial (Chrome 149+), with no publicly named launch partners beyond generic developer documentation from Google. No evidence was found of realtor.com adopting or announcing WebMCP integration. The protocol's current adopters are not publicly enumerated; the Chrome team solicits participation via an Early Preview Program rather than listing partner sites.
Pre-search home-buying assistant covering affordability budgeting, neighborhood exploration, and limited listing previews; intentionally routes high-intent users back to Realtor.com for full listings, agent connections, and tour scheduling. MLS data is not used to train the underlying model.
Realtor.com launched its ChatGPT app on March 30, 2026, confirmed via official press release at https://www.prnewswire.com/news-releases/search-homes-and-see-what-you-can-afford-with-the-new-realtorcom-app-in-chatgpt-302727498.html. The app is available to all ChatGPT users at no additional gate, joining Zillow and Redfin as the third major U.S. real estate portal with a ChatGPT App. Listing previews are deliberately limited and MLS data is explicitly excluded from AI training.
Lead delivery and CRM routing: pushes buyer/renter leads generated on realtor.com to connected CRM platforms via the Connections Plus API; authenticated with an API key obtained through a Connections Plus subscription; does NOT provide property search or listing retrieval.
Realtor.com operates a documented Connections Plus lead-delivery API (referenced at support.realtor.com/s/lead-api-quick-start) that pushes leads from realtor.com to CRM platforms over HTTPS using an API key. Access requires an active Connections Plus subscription; no self-serve public developer signup exists. A separate Property Data API surface is described in third-party API directories (providers.apis.io/providers/realtor/) but no vendor-published public documentation was found for it, so it is not reported as a distinct confirmed entry.
A Property Data API attributed to realtor.com appears in third-party API catalogs (e.g., providers.apis.io) and in third-party integration guides describing a 'api.realtor.com/v2' base URL, but no vendor-published developer documentation or official announcement of this surface was found. No confirmed_present status is warranted without vendor-side evidence.
Direct HTTP checks for realtor.com at paths including /llms.txt, /AGENTS.md, /.well-known/agent, /.well-known/agents.json, and /.well-known/ai-plugin.json all timed out due to network restrictions in the research environment (DNS resolution failure), so no file content could be inspected. Web searches for realtor.com paired with these self-declaration conventions returned only third-party content about other vendors (Shopify, MindStudio, GitHub scrapers) — no evidence of realtor.com having published any such file. Unable to confirm presence or absence without live access to the domain.
Summary
Has agent interface: partial
Verify whether realtor.com has published any self-declaration files (llms.txt, AGENTS.md, ai-plugin.json) by attempting live HTTP checks against the domain when network access is available; separately, investigate whether the undocumented Property Data API surface (referenced at api.realtor.com/v2 in third-party catalogs) has vendor-published documentation that would support a second confirmed proprietary entry.
AgentContext
Five discrepancy categories were checked for realtor.com (Move, Inc./News Corp): (1) pricing — no hidden fees or deceptive checkout pricing were found on the portal itself, though industry-wide commission antitrust litigation was surfaced; (2) availability — one ConsumerAffairs complaint alleged non-MLS listings used for lead generation, but no verified regulatory or court record documented systematic unavailable-inventory issues on the platform; (3) identity — no results specifically tied realtor.com to merchant-of-record or payment-liability ambiguity; (4) policy — no verified gap between stated and enforced cancellation or refund policies was found for realtor.com specifically, with antitrust results concerning the broader NAR/brokerage ecosystem; (5) undisclosed constraints — no platform-level undisclosed limitations blocking mid-transaction actions were documented. All five categories returned no findings meeting the inclusion bar, and no scans were blocked. Because realtor.com is primarily a listing and lead-generation portal rather than a direct-booking or payment-processing platform, many standard transactional risk categories are structurally less applicable, which may partly explain the absence of findings.