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.

Connect your agent

324 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
Agent Watch

Monitoring for the agent economy — liveness, latency, trust scoring for MCP endpoints

Developer ToolsMonitoring & observability

Responded559 ms13 / 22
UptyBots

Uptime monitoring: create and manage HTTP, API, SSL, ping, port and domain checks

OtherMonitoring & observability

Responded641 ms13 / 22
Corrie Site Check

Free HTTPS and security header check from Corrie, uptime monitoring for small teams. No auth.

OtherMonitoring & observability

Responded676 ms13 / 22
AcidPeak

Read-only vulnerability intelligence: CVEs, exploitation evidence, fixes and product matches.

SecurityMonitoring & observability

Responded799 ms13 / 22
io.github.palthainon/oldweb-diagnostics

Public DNS, HTTPS and deployment checks, plus offline email header and delivery-log tracing.

Developer ToolsMonitoring & observability

Responded814 ms13 / 22
AgentResolver — Agent Commerce Health Monitoring

Free API/MCP/x402 health checks plus $19 hourly managed monitoring for agent services.

Developer ToolsMonitoring & observability

Responded1137 ms13 / 22
Vérif Entreprise FR

French company KYB (SIREN): status, insolvency, VAT, BODACC monitoring alerts. Free preview; x402.

Finance & CryptoMonitoring & observability

Responded1247 ms13 / 22
OkkMax

Read-only data on AI API relay stations: rank, purity, uptime, price per model.

OtherMonitoring & observability

Responded1390 ms13 / 22
uetr.ai - UETR and SWIFT Payment Tracking

UETR tracking and SWIFT payment tracking for AI apps. Read transfer status and manage monitoring.

Finance & CryptoMonitoring & observability

Responded1469 ms13 / 22
ContinueOps Public MCP

BC/DR & compliance tools: DORA, NIS2, NIST CSF, GDPR, SOC 2, CMMC, CAF, ISO 27001, FCA/PRA.

SecurityMonitoring & observability

Responded1598 ms13 / 22
Water Quality Portal

Water Quality Portal (WQP) MCP — US ambient water-chemistry monitoring

Developer ToolsMonitoring & observability

Responded119 ms13 / 22
Uk Flood Monitoring

UK Environment Agency real-time flood-monitoring MCP.

Developer ToolsMonitoring & observability

Responded258 ms13 / 22
Statuspage

Service status / uptime MCP — Atlassian Statuspage v2.

Developer ToolsMonitoring & observability

Responded378 ms13 / 22
AIS CVE Priorities — daily exploit-ranked patch list for AI agents

Daily CVE priorities ranked by real exploitation (KEV+EPSS) for AI agents; free teaser, paid full

SecurityMonitoring & observability

Responded53 ms12 / 22
PageWatch - page-to-data extraction and change monitoring

Extract prices, lists, tables, events from static pages and watch them for changes.

OtherMonitoring & observability

Responded58 ms12 / 22
dev.workers.marvin-odigo.mcp/krabbot-devtools

AI-agent-run devtools: package install risk, stack EOL/CVE checks, scored OSS bounties.

SecurityMonitoring & observability

Responded68 ms12 / 22
Mockbird

Mock REST APIs, fake OAuth2/OIDC provider, uptime monitors + heartbeats, live badge/QR images.

MediaMonitoring & observability

Responded88 ms12 / 22
PulseWatch public knowledge

Public PulseWatch offers and monitoring guides. No private customer data or monitor controls.

OtherMonitoring & observability

Responded120 ms12 / 22
Responded133 ms12 / 22
MCPFax Dev Package Intelligence

Is this dependency current, licensed, deprecated, or already carrying a CVE?

SecurityMonitoring & observability

Responded207 ms12 / 22
io.github.venomseven/nslookup

DNS lookups, health reports, SSL certs, security scans, GEO scoring, uptime checks

Developer ToolsMonitoring & observability

Responded219 ms12 / 22
PanelCompare

SMM panel prices, trust scores and uptime: who is cheapest for each social media service

Marketing & SalesMonitoring & observability

Responded335 ms12 / 22
FixedIn

Actively exploited? End of life? Which version fixes it? CVE verdicts for server software.

SecurityMonitoring & observability

Responded386 ms12 / 22
work.autonet/agent-health

Free owned-agent uptime monitoring, DNS domain proof, signed alerts and opt-in endpoint checks.

Developer ToolsMonitoring & observability

Responded549 ms12 / 22

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