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

1505 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
pSEO Engine

Programmatic SEO as callable tools: research, generate, audit and publish landing pages.

Marketing & SalesData access / search

Requires authNot measured4 / 22Not checked yet
PublishQ

Schedule and publish social media posts, organize media, and keep each brand in its own workspace.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Pymaia

Growth analytics for LatAm ecommerce: MercadoLibre, Tiendanube, Shopify, Meta Ads and Google Ads.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Quattr

Analyze SEO and AI visibility, compare competitors, and find growth opportunities with Quattr data.

Marketing & SalesData access / search

Requires authNot measured4 / 22
QueryAtlas

Query selected Google and Bing analytics, search, and advertising reports through MCP.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Radar Lab by Partnership Intel

Which newsletters your customers read, who sponsors them, and real ad proof. Read-only.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Rally

Run your Rally creator program from an agent: briefs, creators, content, ads, payouts. OAuth or key.

Marketing & SalesData access / search

Requires authNot measured4 / 22Not checked yet
Ranksmile

AI visibility, Google rankings, Search Console and site audit data for your SEO agent.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
RankSpot SEO

AI SEO, GEO and AI visibility: keywords, competitors, backlinks, articles and Search Console data.

Marketing & SalesData access / search

Requires authNot measured4 / 22
RankWorker

Create and manage SEO content plans, articles, projects, and publishing integrations in RankWorker.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Raq.com

Give your AI agent 75+ business tools: tasks, projects, CRM, forms, E-Sign, team comms, automations.

Marketing & SalesAutomation & workflows

Requires authNot measured4 / 22
Reachkit

Find B2B leads with verified emails, write sequences, and launch and track cold email campaigns.

Marketing & SalesCommunication & messaging

Requires authNot measured4 / 22
REAIS: AI Prompts, Skills and Kits for Real Estate Agents

Real estate agent AI library: Claude setup guide, CRM and social media prompts, free skills, kits.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Recruiterflow MCP Server and API by Cotlet

Recruiterflow recruitment agency CRM MCP server: list jobs, get job pipeline, list candidates.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
RedReplier

Find leads in Reddit, HN, X, Bluesky and Facebook group mentions, scored by AI, from your agent

Marketing & SalesData access / search

Requires authNot measured4 / 22
Reelhouse

Marketing videos for your business: 150+ searchable viral templates, scripts, AI characters.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
RefRef

Build, launch and manage referral, affiliate and loyalty programs with RefRef from your AI agent.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Relinta

LinkedIn prospecting, daily post signals, outreach campaigns and inbox management.

Marketing & SalesCommunication & messaging

Requires authOutdated checkNot measured4 / 22
replient.ai

Social media comments, DMs, comment-to-DM automations and analytics for Instagram, TikTok and more

Marketing & SalesAutomation & workflows

Requires authNot measured4 / 22
ResellPortal

White-label reseller platform: eSIM, VPN, SMM, AI tools, CRM, hosting. Prices, clients and orders.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
Revnu

GTM on autopilot. Revnu runs your pipeline, ads and GEO.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
Ridian Scheduling

Booking pages for your assistant: find slots, book, reschedule, cancel, time off and leads.

Marketing & SalesData access / search

Requires authNot measured4 / 22
ROAZ Meta Ads Analytics

Read-only Meta Ads analytics for AI, built for agencies: every client account plus ROAZ insights.

Marketing & SalesData access / search

Requires authNot measured4 / 22
Rodz

B2B buying signals (job changes, funding, hiring) delivered as enriched leads, plus enrichment.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22

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