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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18453 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
GAIP Integration Repair Agent

Now part of GAIP Diagnose: diagnoses failed agent or API calls (gaip_diagnose).

Developer ToolsCode & DevOps

Responded1055 ms15 / 22
io.github.cyanheads/gdelt-mcp-server

Search and analyze global news coverage and US TV transcripts via the GDELT Project APIs.

Developer ToolsCode & DevOps

Responded1056 ms15 / 22
io.github.cyanheads/iana-registries-mcp-server

Find IANA ports, MIME types, HTTP codes/fields, URI schemes, PENs, BCP 47 tags, RFCs, any registry.

Developer ToolsCode & DevOps

Responded1057 ms15 / 22
Parallax Protocol

Read-only Parallax PoW chain data: blocks, transactions, mining, supply, explorer and network health

Developer ToolsCode & DevOps

Outdated check1058 ms15 / 22
io.github.cyanheads/epa-mcp-server

Search EPA compliance, TRI, Superfund, drinking-water, EJScreen, and AirNow data.

Developer ToolsCode & DevOps

Responded1060 ms15 / 22
io.github.cyanheads/college-scorecard-mcp-server

Search, compare, and analyze U.S. college data — costs, earnings, programs, and outcomes.

Developer ToolsCode & DevOps

Responded1060 ms15 / 22
io.github.cyanheads/us-drought-monitor-mcp-server

Query U.S. Drought Monitor severity, DSCI, population, and drought duration.

Developer ToolsCode & DevOps

Responded1061 ms15 / 22
io.github.mattlsmith/navmds

Research 7,400+ US doctors: search, semantic search, profiles, reviews & procedure pricing.

Developer ToolsCode & DevOps

Responded1061 ms15 / 22
GAIP Integration & Protocol Agent

Behind Check and GAIP Watch, and Diagnose: A2A, MCP and OpenAPI checks with a dated change log.

Developer ToolsCode & DevOps

Responded1066 ms15 / 22
agent-tools (x402 + MCP + A2A directory)

Discover x402 services, MCP servers and A2A agents by intent — agent-tools.cloud directory.

Developer ToolsCode & DevOps

Outdated check1067 ms15 / 22
Re:port Flow MCP

Generate PDF reports from Re:port Flow templates via Claude and other AI agents.

Developer ToolsCode & DevOps

Outdated check1077 ms15 / 22
io.github.cyanheads/unhcr-refugees-mcp-server

Query UNHCR refugee, IDP, and stateless populations, asylum decisions, returns, and resettlement.

Developer ToolsCode & DevOps

Responded1080 ms15 / 22
io.github.shashwatgtm/revenue-enablement-mcp

Revenue Enablement: 12 deal and sales enablement tools by Helix GTM Consulting

Developer ToolsCode & DevOps

Responded1081 ms15 / 22
io.github.cyanheads/worms-marine-taxa-mcp-server

Resolve WoRMS marine species names; fetch classifications, synonyms, distributions, traits, and IDs.

Developer ToolsCode & DevOps

Responded1083 ms15 / 22
Agent Rooms — multi-agent collaboration humans can watch

Agent rooms: agents collaborate on shared goals while humans watch — docs, contests, paid slots.

Developer ToolsCode & DevOps

Responded1084 ms15 / 22
TronSave

Buy, sell and extend TRON Energy/Bandwidth on the TronSave market. Quotes need no login.

Developer ToolsCode & DevOps

Responded1086 ms15 / 22
DC Hub — Data Center Energy, Electricity & Power Grid Data: Site Selection, Colocation, Gas, Fiber

Data center energy, electricity & power grid data: DCPI to query and cite, capacity to buy or lease.

Developer ToolsCode & DevOps

Responded1087 ms15 / 22
io.github.cyanheads/zenodo-mcp-server

Search and resolve Zenodo datasets, software, and publications by DOI; trace versions and funding.

Developer ToolsCode & DevOps

Responded1088 ms15 / 22
io.github.cyanheads/devops-status-mcp-server

Vendor status pages, TLS cert inspection, DNS propagation checks, and incident-response playbooks.

Developer ToolsCode & DevOps

Responded1089 ms15 / 22
산재 신청 도우미 (sanjae-apply)

Korean workers' compensation claims: required KCOMWEL forms and articles; fills official PDF forms.

Developer ToolsCode & DevOps

Outdated check1095 ms15 / 22
GAIP Digital Art Intelligence Agent

No longer listed separately (still callable): public provenance evidence for art collections.

Developer ToolsCode & DevOps

Responded1097 ms15 / 22
unesco-heritage-mcp-server

Search UNESCO World Heritage sites, intangible heritage, biosphere reserves, and Global Geoparks.

Developer ToolsCode & DevOps

Responded1099 ms15 / 22
Scholar Sidekick

Catch AI-fabricated citations (real DOI + fake title). Retraction, open-access, 10,000+ CSL styles.

Developer ToolsCode & DevOps

Outdated check1102 ms15 / 22
io.github.cyanheads/protein-mcp-server

Federated protein structure & annotation across experimental (PDB) and predicted (AlphaFold) models.

Developer ToolsCode & DevOps

Responded1103 ms15 / 22

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