MCP HeartbeatTHE MCP OBSERVATORY
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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.

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1102 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
Arcgis Durham

Durham City-County GIS — Durham, North Carolina open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6112 ms13 / 22
Arcgis Novi

City of Novi GIS — Novi, Michigan open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6113 ms13 / 22
Arcgis Monocounty

Mono County GIS — Mono County & Mammoth Lakes, California open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6113 ms13 / 22
Arcgis Lubbock

City of Lubbock GIS — Lubbock, Texas open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6114 ms13 / 22
Arcgis Sanjuannm

San Juan County GIS — San Juan County, New Mexico open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6115 ms13 / 22
Arcgis Longview

City of Longview GIS — Longview, Texas open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6115 ms13 / 22
Arcgis Delawareco

Delaware County GIS — Delaware County, Indiana open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6115 ms13 / 22
Arcgis Johnsoncity

City of Johnson City GIS — Johnson City, Tennessee open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6116 ms13 / 22
Arcgis Toledo

City of Toledo GIS — Toledo, Ohio open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6117 ms13 / 22
Arcgis Mckinney

City of McKinney GIS — McKinney, Texas open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6117 ms13 / 22
Arcgis Flagstaff

City of Flagstaff GIS — Flagstaff, Arizona open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6117 ms13 / 22
Arcgis Palmbeach

Palm Beach County GIS — Palm Beach County, Florida open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6120 ms13 / 22
Arcgis Irvine

City of Irvine GIS — Irvine, California open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6121 ms13 / 22
Arcgis Adamscounty

Adams County GIS — Adams County, Colorado open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6121 ms13 / 22
Arcgis Linncounty

Linn County GIS — Linn County, Iowa open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6122 ms13 / 22
Arcgis Kamloops

City of Kamloops GIS — Kamloops, BC (Canada) open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6123 ms13 / 22
Arcgis Orovalley

Town of Oro Valley GIS — Oro Valley, Arizona open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6125 ms13 / 22
Arcgis Kingston

City of Kingston GIS — Kingston, Ontario (Canada) open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6125 ms13 / 22
Arcgis Honolulu

Honolulu GIS — Honolulu, Hawaii open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6127 ms13 / 22
Airquality

Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)

Data & AnalyticsCode & DevOps

Responded6127 ms13 / 22
Arcgis Glynncounty

Glynn County GIS — Glynn County, Georgia open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6128 ms13 / 22
Cbs Il

Israel Central Bureau of Statistics (CBS / הלשכה המרכזית לסטטיסטיקה) MCP.

Data & AnalyticsCode & DevOps

Responded6130 ms13 / 22
Arcgis Tulsa

City of Tulsa GIS — Tulsa, Oklahoma open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6130 ms13 / 22
Arcgis Harrisburg

City of Harrisburg GIS — Harrisburg, Pennsylvania open geospatial data (ArcGIS).

Data & AnalyticsCode & DevOps

Responded6130 ms13 / 22

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