MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

1465 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
io.github.IsaiahDupree/socialbridge-mcp

Unified social-media data across 10 networks: profiles, posts, search, comments, cross-search.

Marketing & SalesCode & DevOps

Outdated check448 ms14 / 22
Mako Metrics

Competitor Meta ads intelligence reports. List plans, create orders, Stripe checkout for humans.

Marketing & SalesPayments & trading

Outdated check455 ms14 / 22
Claim by Ouroboros Apps

Approved brand claims, offers, proof, and banned phrases for AI-written marketing copy

Marketing & SalesCode & DevOps

Outdated check457 ms14 / 22
io.github.Natden444/pickanagency

Search 47,000+ marketing agencies and get AI-matched with fitted agencies, from Pick an Agency.

Marketing & SalesCode & DevOps

Outdated check503 ms14 / 22
Brandize

AI logo generation, brand color palettes, SEO meta tags, JSON-LD schema markup, and blog search.

Marketing & SalesData access / search

Outdated check562 ms14 / 22
Sakari MCP by usefulapi

Manage Sakari SMS contacts, conversations, templates and campaigns, and send texts.

Marketing & SalesCommunication & messaging

Outdated check603 ms14 / 22
Pronova Site Audit

Free instant website audit: technical SEO, Core Web Vitals, and indexing checks.

Marketing & SalesData access / search

Outdated check666 ms14 / 22
LeanrIQ

Creative-intelligence MCP for campaign strategy, ad builds, QA, and reporting.

Marketing & SalesCode & DevOps

Outdated check685 ms14 / 22
Persuasion Taxonomy

Plan and check marketing copy against the nine questions every reader asks. Free, no API key.

Marketing & SalesData access / search

Outdated check700 ms14 / 22
Sorzio

B2B web & LinkedIn enrichment, email verification, ICP scoring & AI copy for up to 25,000 leads.

Marketing & SalesCommunication & messaging

Responded919 ms14 / 22
io.github.cyanheads/openfec-mcp-server

Access FEC campaign finance data. Query data about candidates, money trails, and election filings.

Marketing & SalesCode & DevOps

Outdated check1048 ms14 / 22
Campaign Incrementality Audit

Free to compete: testnet faucet funds everything. Separate observed conversion rates from causal…

Marketing & SalesData access / search

Outdated check1072 ms14 / 22
Space Monkey Mailchimp Dashboard

Mailchimp engagement intelligence for AI agents: campaign analytics and audience insights.

Marketing & SalesData access / search

Outdated check1312 ms14 / 22
Nas.com

Official hosted MCP server for Nas.com, the AI marketing platform for SMBs.

Marketing & SalesData access / search

Outdated check1613 ms14 / 22
Apptiller

Grow App Store apps: ranks, listing, ads, revenue and AI answers. Sign in to read your own apps.

Marketing & SalesData access / search

Outdated check1652 ms14 / 22
Storra for Brands

Find real charity stories a brand could fund as a campaign. Read-only, no sign-in.

Marketing & SalesData access / search

Outdated check50 ms13 / 22
SingleOps MCP by usefulapi

Search clients, list operations and custom inputs; create leads in SingleOps.

Marketing & SalesData access / search

Outdated check53 ms13 / 22
com.soofidigital/website-grader

Grade any website out of 100 for speed, SEO, trust and lead capture, with plain-English fixes.

Marketing & SalesData access / search

Outdated check54 ms13 / 22
Mailshake MCP by usefulapi

Read campaigns, replies and leads; pause or resume campaigns; close or reopen leads in Mailshake.

Marketing & SalesData access / search

Outdated check54 ms13 / 22
iContact MCP by usefulapi

Read iContact contacts, lists, campaigns and message stats; add contacts and manage subscriptions.

Marketing & SalesPayments & trading

Outdated check54 ms13 / 22
Kommo MCP by usefulapi

List leads, contacts, companies and tasks; create and update leads in Kommo.

Marketing & SalesData access / search

Outdated check55 ms13 / 22
Sendlane MCP by usefulapi

Manage Sendlane lists, contacts, tags and custom fields; read campaign and SMS reports.

Marketing & SalesCommunication & messaging

Outdated check56 ms13 / 22
GoAffPro MCP by usefulapi

Read affiliates, orders, payouts and traffic; set affiliate status and add coupons in GoAffPro.

Marketing & SalesData access / search

Outdated check57 ms13 / 22
SlickText MCP by usefulapi

Read SlickText contacts, lists, campaigns, analytics and inbox; create and update contacts.

Marketing & SalesCommunication & messaging

Outdated check58 ms13 / 22

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