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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5788 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
Extensiv MCP by usefulapi

Read Extensiv warehouse records, create outbound orders and cancel eligible orders.

Data & AnalyticsData access / search

Outdated check61 ms14 / 22
Elvanto MCP by usefulapi

Look up people, groups, service rosters, songs, follow-up flows and giving in Elvanto.

Developer ToolsData access / search

Outdated check61 ms14 / 22
Unkey MCP by usefulapi

Manage API keys, identities, permissions, rate-limit overrides and verification analytics.

Data & AnalyticsData access / search

Outdated check62 ms14 / 22
Elation Health MCP by usefulapi

Read Elation Health patients, appointments, problems, allergies, medications, notes and vitals.

HealthcareData access / search

Outdated check62 ms14 / 22
Dub MCP by usefulapi

Short links with click, lead and sale analytics, customers, tags and the partner programme.

Data & AnalyticsData access / search

Outdated check62 ms14 / 22
janbrennenstuhl.eu

Search, read and cite Jan Brennenstuhl's essays on AppSec, identity and agent identity.

Developer ToolsData access / search

Responded63 ms14 / 22
webCRM MCP by usefulapi

Search persons; read organisations and opportunities; create activities and notes in webCRM.

ProductivityData access / search

Outdated check63 ms14 / 22
Smile.io MCP by usefulapi

Look up loyalty customers, points history, rewards and VIP tiers, and add points or activities.

Developer ToolsData access / search

Outdated check63 ms14 / 22
Pirsch Analytics MCP by usefulapi

Read Pirsch web analytics: visitors, pages, referrers, UTM, events, funnels and sessions.

Data & AnalyticsData access / search

Outdated check63 ms14 / 22
DailyMed MCP by usefulapi

Search DailyMed drug labels, SPLs, NDCs and packaging.

HealthcareData access / search

Outdated check63 ms14 / 22
SatisMeter MCP by usefulapi

Read surveys, responses and statistics for NPS, CSAT and CES surveys in SatisMeter.

Data & AnalyticsData access / search

Outdated check64 ms14 / 22
SimplyRETS MCP by usefulapi

Search SimplyRETS MLS listings and open houses; read listing and market analytics.

Data & AnalyticsData access / search

Outdated check65 ms14 / 22
com.skillmd/skillmd

Search, fetch, lint, and install Agent Skills (SKILL.md) from the SkillMD registry.

Developer ToolsData access / search

Outdated check66 ms14 / 22
Infermedica MCP by usefulapi

Run Infermedica symptom checks, diagnosis, triage and condition lookups.

HealthcareData access / search

Outdated check67 ms14 / 22
Shopper Approved MCP by usefulapi

Read seller and product reviews and rating statistics in Shopper Approved.

Data & AnalyticsData access / search

Outdated check68 ms14 / 22
Nivoda MCP by usefulapi

Search the diamond inventory by shape, carat and colour; read diamond details in Nivoda.

Developer ToolsData access / search

Outdated check68 ms14 / 22
Kickserv MCP by usefulapi

Look up Kickserv customers, jobs, notes and time entries, and create jobs, tasks and charges.

ProductivityData access / search

Outdated check69 ms14 / 22
EmailOctopus MCP by usefulapi

Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus.

Marketing & SalesData access / search

Outdated check70 ms14 / 22
MakerRadar

Search MakerRadar's launched products: details, alternatives, comparisons, weeks.

Developer ToolsData access / search

Outdated check70 ms14 / 22
Eremos Thai Bible

Quote the Eremos Translation (Thai Bible, CC0) word for word: passages, search, decision notes.

ProductivityData access / search

Responded71 ms14 / 22
Wild Apricot MCP by usefulapi

Look up members, events, registrations, invoices and payments, and add contacts or check in guests.

Finance & CryptoData access / search

Outdated check71 ms14 / 22
Catalog Attribute Normalizer

Catalog attribute normalizer, taxonomy-grounded — no fabricated Google/Shopify category IDs.

E-commerceData access / search

Responded72 ms14 / 22
K-Data — Korean Sell-Side Research & Market Data

Korean equity research, analyst revisions, kimchi premium and news via x402.

Finance & CryptoData access / search

Responded73 ms14 / 22
TheSkillVault

Search and fetch vibe-coding Agent Skills (SKILL.md files) and prompts from TheSkillVault library.

Developer ToolsData access / search

Responded76 ms14 / 22

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