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

93 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
Circl Vulnerability Lookup

CIRCL Vulnerability-Lookup — aggregated vulnerability records

SecurityCode & DevOps

Responded6146 ms14 / 22
Security Intel MCP

CVE lookups (NVD) and dependency-manifest audits (OSV) for AI agents. No API keys.

SecurityData access / search

Outdated check61 ms13 / 22
Kevscope CVE Check

Is a CVE exploited? CISA KEV, FIRST EPSS, CVSS and SSVC with a patch-first verdict. Free, no key.

SecurityAI / LLM tooling

Responded76 ms13 / 22
ATK Security Checks

PQ TLS + cert checks; Wazuh rules tested on a real manager; PHP2Shell CVE check + fix steps

SecurityMonitoring & observability

Outdated check166 ms13 / 22
KrakenShield

Quick HTTPS/SSL check of any website, cybersecurity glossary and KrakenShield prices.

SecurityMonitoring & observability

Outdated check206 ms13 / 22
Threatist

Vulnerability records: CVE, GHSA, CISA KEV, EPSS and vendor fixes in one place. No key needed.

SecurityMonitoring & observability

Outdated check230 ms13 / 22
SOC 2 Compared

Look up year-one SOC 2 platform prices at 25 employees and the audit firms that issue reports.

SecurityData access / search

Outdated check246 ms13 / 22
ISMS Directory

Read-only search of a curated directory of ISO 27001, SOC 2 and compliance services.

SecurityData access / search

Outdated check447 ms13 / 22
CVE Intelligence by Casco

Free CVE lookup, dependency vulnerability checks, and CVE updates. No signup or API key.

SecurityData access / search

Outdated check523 ms13 / 22
vulnerable.now

Free CVE lookups, package checks and patch priorities from public sources. No account or API key.

SecurityData access / search

Outdated check652 ms13 / 22
AcidPeak

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

SecurityMonitoring & observability

Outdated check799 ms13 / 22
Cyber Library

Search and read Cyber Library, a free structured cybersecurity knowledge base. Read-only, no auth.

SecurityKnowledge & memory

Outdated check826 ms13 / 22
ContinueOps Public MCP

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

SecurityMonitoring & observability

Outdated check1598 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

Outdated check53 ms12 / 22
BlueTeamJobs

Search open defensive cybersecurity (blue team) jobs and salary data. Read-only, no sign-in.

SecurityData access / search

Outdated check62 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

Outdated check68 ms12 / 22
MCPFax Dev Package Intelligence

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

SecurityMonitoring & observability

Outdated check207 ms12 / 22
FixedIn

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

SecurityMonitoring & observability

Outdated check386 ms12 / 22
io.github.robertoyanguas-ops/cve-intel-mcp

Queries live Google OSV.dev vulnerability intelligence for any PyPI, npm, Go, or Rust crate and re

SecurityCode & DevOps

Outdated check440 ms12 / 22
Agent Tested

Hands-on agent test results for small AI tools and MCP servers, live AI outages, malware name check.

SecurityMonitoring & observability

Outdated check743 ms12 / 22
FIRST EPSS CVE Exploit Score & OSV Vulnerability Audit

Real-time FIRST.org EPSS 30-day CVE exploit probability scoring and OSV package security audit.

SecurityMonitoring & observability

Outdated check522 ms12 / 22
SHA-256 Hash-Chained AI Agent Compliance & Decision Notary

Tamper-evident SHA-256 hash-chained decision notary for EU AI Act, NIST AI RMF & SOC2.

SecurityMonitoring & observability

Outdated check557 ms12 / 22
CEA Digital B2A Fulfillment Factory

High-speed institutional API data gateway for SEC EDGAR, OSV CVE, FDIC, USGS, NPI, and GCP Catalog.

SecurityMonitoring & observability

Outdated check654 ms12 / 22
InfoSec Job Board

Search 10k+ live cybersecurity jobs from 246 security companies, plus salary benchmarks and stats.

SecurityData access / search

Outdated check474 ms11 / 22

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