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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6030 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
SEO Rank Fixer

Google Search Console performance and the SEO fixes worth the most clicks, ranked for your sites.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
SEO Skill

Search Console, Google Analytics and keyword data for your AI agent.

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22
seodata.dev: keyword search volume

Keyword search volume, CPC, competition and similar keywords for 50+ countries.

OtherData access / search

Requires authNot measured5 / 22Not checked yet
SEOFuxx SEO Audit

Read SEO analyses and prioritized on-page recommendations from your own SEOFuxx account.

Marketing & SalesData access / search

Requires authNot measured5 / 22Not checked yet
Seolyticize

SEO for agencies: rank tracking, site audits, Search Console, GA4, backlinks and AI visibility.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
Serpel

SEO rankings, search performance, keyword opportunities, competitors and site audits.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
serpgrab: Google Search and Maps

Real-time Google search (AI Overview, answer box, People also ask) and Google Maps places.

OtherData access / search

Requires authNot measured5 / 22Not checked yet
Serpier

Track AI visibility and SEO performance, monitor publications and manage link-building orders.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
ShapelessAI

AI social media team for founders: posts and short video to LinkedIn, X, Instagram, TikTok and more.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
ShareOfAsk

AI visibility analytics: brand mentions, AI answers, cited sources, metrics and recommendations.

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22
Shipfound

Growth engineer for your coding agent: site fixes, content PRs, indexing and AI search tracking.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22
ShortSync

Let AI agents draft, schedule and publish posts to 17 social platforms, read analytics and reply.

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22
siGit

MCP server for siGit (sigit.si): browse repos, search code, manage PRs/issues, web search.

Developer ToolsData access / search

Requires authNot measured5 / 22
Signa

Search, screen and monitor trademarks across USPTO, EUIPO, WIPO, UKIPO and more with one API.

LegalData access / search

Requires authNot measured5 / 22Not checked yet
SIMcloud

South African MCP server for airtime, data, SMS, VAS, electricity, balance, and network lookup.

ProductivityData access / search

Requires authNot measured5 / 22
SimplyBoost

Ask your SimplyBoost AI agents, work conversations and leads, and manage their knowledge.

Marketing & SalesData access / search

Requires authNot measured5 / 22
Singapore ACRA Company & UEN Lookup

Singapore ACRA (Bizfile) company search by name, UEN, SSIC industry code, entity type and status.

Developer ToolsData access / search

Requires authNot measured5 / 22
SingIt x402

Chat, web search, page reading and market data; owner-set daily and per-request key limits (USDC).

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
Site Doctor — WordPress diagnosis

Read-only WordPress diagnosis for AI: security, performance, forms and downtime, with evidence.

HealthcareData access / search

Requires authNot measured5 / 22
Sitelemetry

OAuth website audits: security, SEO, AI visibility, integrations, accessibility and performance.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
SKU.io

Inventory, orders, purchasing and accounting for multi-channel e-commerce businesses.

E-commerceData access / search

Requires authNot measured5 / 22
Slipstream: short term rental analytics

Read-only analytics for short-term rentals: bookings, occupancy, forecasts, reviews, owner payouts.

Data & AnalyticsData access / search

Requires authNot measured5 / 22
SNACS Data

SEC dilution data, live market data, and news for U.S. equities, with point-in-time as-of queries.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
Snapchat Ads MCP by InsightfulPipe

Hosted Snapchat Ads MCP server, with each action switched on or off per account.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22

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