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

1838 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
RestoSignals

Pre-opening US restaurant and bar leads, scored from liquor, permit and business filings.

Marketing & SalesData access / search

Requires authNot measured5 / 22Not checked yet
Roasby

Manage Google, Microsoft, ChatGPT and Meta Ads safely: previewed, logged, revertible changes.

Marketing & SalesAI / LLM tooling

Requires authOutdated checkNot measured5 / 22
Robot Speed

SEO tools for AI agents: audits, Core Web Vitals, keywords, AI visibility, traffic, backlinks.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
Rootr

Connect your team's living knowledge base — docs, data, issues, CRM — to Claude and ChatGPT.

Developer ToolsKnowledge & memory

Requires authOutdated checkNot measured5 / 22
Rowfeed Search & Market Data

ChatGPT visibility, SERP, Ads, Maps, Hotels, traffic, backlinks, News, Amazon, jobs, Trends.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
SaleMate

Make product videos, UGC ads, scripts, voice-overs and photos with your SaleMate credits.

MediaCode & DevOps

Requires authNot measured5 / 22
Scalelist

Find B2B leads with verified work emails and mobile numbers from your AI assistant.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured5 / 22
Scrapemint Lead Data

Company enrichment, email finding, tech stack, new store leads, press requests and bid notices

Marketing & SalesCommunication & messaging

Requires authNot measured5 / 22Not checked yet
Screenshotline

Screenshot any web page, or read it as clean Markdown, with consent banners, ads and popups removed.

Developer ToolsFile & docs

Requires authNot measured5 / 22Not checked yet
Scrollhound

Your AI reads comments, threads, transcripts and ads on 11 platforms, and links every quote.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
Searcher OS

AI agent access to your Searcher OS deal feed, pipeline, buy boxes, CIM analysis, and broker CRM.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
Searcherries: AI Visibility & SEO

Connect AI agents to your AI visibility and SEO data: competitors, citations, GSC, GA4, Bing.

Marketing & SalesKnowledge & memory

Requires authOutdated checkNot measured5 / 22
SelieeAI

Run your business from Claude: websites, SEO, ads, social, payments, leads and AI media.

Marketing & SalesPayments & trading

Requires authOutdated checkNot measured5 / 22
Send4

Ask about and change your Send4 flows, campaigns, conversations, leads and calendar.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
SendFast

Agent-native marketing email: draft, edit, screenshot, and send from your verified domain.

Marketing & SalesCommunication & messaging

Requires authNot measured5 / 22Not checked yet
sendifai

335 MCP tools, 75 playbooks. AI-native CRM, email/SMS, events, OAuth.

ProductivityCommunication & messaging

Requires authOutdated checkNot measured5 / 22
SEO Audit & Broken Link Checker

Audit every page of a site (titles, meta, headings, schema) and find broken links and images.

MediaMonitoring & observability

Requires authNot measured5 / 22Not checked yet
SEO Audit MCP Server

Professional SEO auditing: 15 tools, 9 checks, CWV, E-E-A-T, schema, GEO. Free tier.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
SEO Data MCP (SteadyScrape)

Keyword volume, live SERP ranks, domain traffic, ranked keywords, backlinks, Google Trends, YouTube.

MediaCode & DevOps

Requires authNot measured5 / 22Not checked yet
SEO Perception

Search Console, crawl, and SEO to-dos in Cursor and Claude. OAuth or token; close to-dos optionally.

Marketing & SalesBrowser & web scraping

Requires authOutdated checkNot measured5 / 22
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 Sauna

SEO data for AI agents: keywords, SERPs, rank tracking, audits, backlinks, GSC and AI visibility.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22
SEO Score API

SEO, GEO and ADA/WCAG audits, AI citation tracking and site crawls for AI assistants.

Developer ToolsBrowser & web scraping

Requires authNot measured5 / 22Not checked yet
SEO Skill

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

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22

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