MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

Connect your agent

438 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Zillow ZIP Code Search

Zillow homes for sale, for rent or recently sold by US ZIP code: price, Zestimate, beds, baths.

Real Estate & PropertyCode & DevOps

Requires authOutdated checkNot measured3 / 22
io.github.BJCorg/marbellareport

Independent real estate market data for Marbella's 28 sub-areas.

Real Estate & PropertyData access / search

Outdated checkNot measured2 / 22
Cap Rate Signals — US Real Estate Metro Intelligence

Scores US metros on corporate investment catalysts and repricing signals for real estate investors.

Real Estate & PropertyCode & DevOps

Outdated checkNot measured2 / 22
ai.parceled/mcp

Real estate data for AI agents: US parcel boundaries (tiles), owners, sale history, permits, hail.

Real Estate & PropertyData access / search

Not measuredNot measured2 / 22
Japan Real Estate Market Data

Japan real estate data: transactions, land prices, vacancy, hazard, zoning & more.

Real Estate & PropertyData access / search

Requires authOutdated checkNot measured2 / 22
Lenderprice Mini Pricer MCP

MCP server for mortgage rate pricing and mini pricer management via the Lenderprice API

Real Estate & PropertyData access / search

Requires authNot measured2 / 22Not checked yet

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence