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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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
MinuteMail

Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools

Developer ToolsCommunication & messaging

Requires authNot measured5 / 22Not checked yet
MolTrust MCP Server

Verifiable agent identity and trust checks; MolCheck verdicts on mandates; Amazon Ads verdicts.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Momentum Analyzer

Graded stock setups, options flow, and multi-window trend research over a hosted OAuth MCP endpoint.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured5 / 22
Monetize Marketing

The Monetize Marketing App as MCP tools: Brain, mission, training, skills, Library, software. OAuth.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
MoneyMatter

Personal finance tracker: accounts, transactions, budgets, investments and analytics over OAuth.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Munnin — an agent identity server

Agent identity and memory over MCP — a persistent self plus the procedures for tending it.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
Musael

Musael novel-writing workspace MCP with OAuth (DCR); read and suggest tools.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
MYOPL Personal MCP - Account Ratings & Statistics

MYOPL ratings, sessions, RSVP preparation and your stats via OAuth for Plus and higher accounts.

Data & AnalyticsData access / search

Requires authNot measured5 / 22
NDEX Pricing

Swiss market prices for video games and consoles, with provenance. Read-only, OAuth 2.1.

MediaAI / LLM tooling

Requires authOutdated checkNot measured5 / 22
NeuroDock (hosted)

Hosted NeuroDock — stateless communication and planning tools over OAuth-secured Streamable HTTP.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
noHumansShop

Affiliate marketplace for AI agents: find tools, publish verified guides, earn. OAuth, no keys.

Marketing & SalesCode & DevOps

Requires authOutdated checkNot measured5 / 22
Normaradar – Spain Business Compliance

Legal obligations of Spanish companies by profile, with deadlines and official sources.

LegalCode & DevOps

Requires authNot measured5 / 22Not checked yet
NotFair

OAuth MCP for Google, Meta, X, LinkedIn, Reddit, TikTok, GSC, GA4, WordPress and GHL.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
nowyourlink advertiser tools

Delegated OAuth access for one advertiser: sealed bids, creatives and invoices, under a mandate.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured5 / 22
Odiseo

SEO layer for agents: research, content, QA, approvals and publishing via MCP OAuth.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
OfflineCreator Studio

Create images and videos with OfflineCreator Studio through OAuth or the npm stdio server.

MediaCode & DevOps

Requires authOutdated checkNot measured5 / 22
Omnicost

Construction unit prices with source and date for Spain, the US and the EU. OAuth or API key.

OtherOther

Requires authNot measured5 / 22Not checked yet
Onplana

AI-native project and portfolio management platform for PMOs. OAuth + PAT.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
OpenMail

Gmail for agents: create inboxes, read and reply to mail, send email, manage domains. OAuth sign-in.

ProductivityCommunication & messaging

Requires authNot measured5 / 22
OpenWork MCP Gateway

Your OpenWork org's skills, plugins, workflows, and connections through one OAuth MCP URL.

Developer ToolsAutomation & workflows

Requires authOutdated checkNot measured5 / 22
Orbit

Task management for people and AI agents, with scoped OAuth access to issues, projects, and docs.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured5 / 22
OSV Dependency Vulnerability Check

Check npm, PyPI, Go and Maven packages or lockfiles against OSV.dev: CVEs, CVSS, fixed versions.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
Palisade

Monitor and manage email authentication (SPF, DKIM, DMARC, MTA-STS, BIMI) for your domains.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
PaperOffice AI

Document AI and headless DMS: OCR, IDP, search, workflows, signatures. EU-hosted, OAuth 2.1.

Developer ToolsBrowser & web scraping

Requires authOutdated checkNot measured5 / 22

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