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

1519 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
BlueNexus Universal MCP

Connect your AI to all your data - 200+ sources, intelligently filtered, compliance-ready.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
BRANCO - Droit français

Droit français : textes, jurisprudence, citations et calculs. Connexion OAuth au compte BRANCO.

OtherKnowledge & memory

Requires authOutdated checkNot measured3 / 22
ByteRay AI

Hunt zero-days by talking to binaries. 40+ tools. Hosted, OAuth + SSO, invite: hi@byteray.ai

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
CanIShop — Agent checkout reviews

Checkout reviews via OAuth or agent API keys: bot blocks, payment methods, outcomes and effort.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured3 / 22
Chief Dreamer

A private, persistent memory and method for your dreams and ideas. Sign-in required (OAuth).

OtherKnowledge & memory

Requires authNot measured3 / 22
Cinderfi — Retirement Planning

Retirement planning for Canada & US. CPP/OAS, Social Security, RRSP/TFSA, 401k/IRA, Monte Carlo.

OtherOther

Requires authNot measured3 / 22Not checked yet
Clinical.ly Research Suite

Query Clinical.ly clinical-research data via read-only API tools using your OAuth permissions.

HealthcareData access / search

Requires authOutdated checkNot measured3 / 22
Cloud for Bots

Sandboxes, storage, secrets, queues, timers, locks, inboxes and run ledger for AI bots. One MCP.

Finance & CryptoCommunication & messaging

Requires authNot measured3 / 22Not checked yet
CloudBees Unify MCP Server

Connect AI agents to CloudBees Unify: feature flags, CI/CD, release orchestration, and security

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
CodeKnight

Code review for diffs: rule-based checks for leaked secrets, unsafe migrations and more.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
ComingUp Today

Family schedules and household tools with OAuth. External calendars remain read-only.

MediaCode & DevOps

Requires authOutdated checkNot measured3 / 22
Compliance Assessment Tool: PCI DSS SAQ + AoC

PCI DSS self-assessment for merchants: picks the SAQ, guides the answers, returns SAQ + AoC PDFs.

OtherOther

Requires authNot measured3 / 22Not checked yet
ContractOracle-Sentinel

DeFi smart contract forensic auditor and vulnerability scanner.

Finance & CryptoCode & DevOps

Requires authNot measured3 / 22Not checked yet
corsproxy.dev

Call third-party APIs from agents without leaking secrets. SSRF blocked, per-key quotas.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Counterparty Check

Check a payee before your agent pays: sanctions, lookalike domains, payment details, invoice fraud.

Finance & CryptoPayments & trading

Requires authNot measured3 / 22Not checked yet
CVE Exploit Priority (CISA KEV + EPSS)

CISA KEV status and EPSS scores for CVE IDs, ranked P1/P2/P3 for patching, via Apify.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
CVE Vulnerability Lookup — CVSS Scores & NVD Status

Look up NVD CVE dates, status, numeric CVSS scores and severity

SecurityData access / search

Requires authNot measured3 / 22Not checked yet
CVE Vulnerability Search: NVD records with exploit status

NVD records with exploit status, as one MCP tool through Apify

SecurityCode & DevOps

Requires authNot measured3 / 22Not checked yet
CVElens Vulnerability Intelligence

CVE triage in one call: NVD, CVSS, CISA KEV, EPSS, public exploits and an explained risk score.

SecurityMonitoring & observability

Requires authNot measured3 / 22Not checked yet
DelegAIze

AI agents for CRM, mail, calendar, ERP and accounting - you approve. EU-hosted, OAuth.

Finance & CryptoCode & DevOps

Requires authOutdated checkNot measured3 / 22
Dependency Vulnerability Check (OSV)

Known vulnerabilities and fixed versions for npm, PyPI, Go, Maven packages from OSV.dev via Apify.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
DetailX Video Upscaler

Upscale videos to 4K and interpolate frames. DetailX OAuth login and credits required.

MediaCode & DevOps

Requires authNot measured3 / 22
DNS Lookup — Bulk SPF, DKIM, DMARC & Mail Policy Findings

Check DNS records and email authentication (SPF, DKIM, DMARC) for domains, as findings by severity

Developer ToolsCommunication & messaging

Requires authNot measured3 / 22Not checked yet
DNSai

DNS, email-security and website intelligence for your domains: SPF/DKIM/DMARC, changes, subdomains.

ProductivityCommunication & messaging

Requires authNot measured3 / 22Not checked yet

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