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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7641 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
DERATE — truck fault codes

Heavy-duty truck SPN/FMI and OBD fault codes: meaning, safe-to-drive verdict, parts and recalls.

OtherOther

Responded475 ms14 / 22
PensionHunter

Cross-border pension facts with sources and dates, and written answers from pension authorities.

OtherOther

Responded475 ms14 / 22
Wash Bodega Service Discovery

Read-only bilingual Wash Bodega services, pricing, hours, pickup policy, and ordering handoff.

OtherOther

Outdated check475 ms14 / 22
numberRank

Is a phone number VoIP or a real carrier line? Line type, score and grade, free, no auth.

OtherOther

Responded476 ms14 / 22
Roth vs Traditional Optimizer

Optimal yearly Roth vs traditional split: 401(k), IRA, HSA, brokerage, employer match. Free.

OtherOther

Responded476 ms14 / 22
Pokemon TCG Pocket Catalog

Look up Pokemon TCG Pocket cards, sets, packs, and evaluate decks with battle simulations.

OtherData access / search

Responded477 ms14 / 22
RestoreWorth FEMA Data

FEMA NFIP flood claims by state and county, damage by water depth, county profiles. Read-only.

OtherOther

Responded479 ms14 / 22
Renderball

Designed, animated, editable presentations your AI writes on Renderball. No account needed to try.

OtherOther

Outdated check480 ms14 / 22
PokerInk Poker Tools

Exact Texas Hold'em equity and hand analysis, every runout enumerated. Free, no API key.

OtherOther

Responded481 ms14 / 22
MYLO program guides

When UAE loyalty points expire and what a point is worth, from each program's own rules.

OtherOther

Responded481 ms14 / 22
HACCP Bulgaria

HACCP food-safety systems for food businesses in Bulgaria: modules, price and an order draft.

OtherOther

Responded481 ms14 / 22
CommunityMentions

Which subreddits AI answers cite, matched to your product, with each one's most-cited threads.

OtherOther

Responded481 ms14 / 22
Izifete — prestataires événementiels en France

Prestataires événementiels vérifiés en France, par métier et ville — Izifete.

OtherOther

Responded482 ms14 / 22
MALAI GLP-1 Nutrition (no account)

Free GLP-1 nutrition facts: USDA food lookup, protein and calorie targets, medication guides.

OtherData access / search

Responded482 ms14 / 22
CutGPT Research & Fact-Check

Free fact-checks, papers, source vetting, plus verified AI pricing, comparisons, guides, and tools.

OtherOther

Responded482 ms14 / 22
MEOM

Read-only public info from MEOM, a Finnish B2B website agency: services, references, team, booking.

OtherOther

Responded485 ms14 / 22
Tridan Academy

ISO & AI Act training catalogue: courses, dates, certificates, trainers, pricing, contact.

OtherOther

Responded485 ms14 / 22
Nestphones

Phone, tablet and smartwatch specs with Algerian prices in DZD, comparisons and articles.

OtherOther

Responded485 ms14 / 22
Claspine

Claspine docs, API reference and code checks for AI agents: guides, recipes, errors, upgrades.

OtherOther

Responded485 ms14 / 22
Offendersearch

Search US sex-offender registries and criminal records, with per-source citations.

OtherKnowledge & memory

Outdated check486 ms14 / 22
Spelling Bee Hive

Spelling bee words: spellings, pronunciations, definitions, practice quizzes and winning words.

OtherOther

Responded489 ms14 / 22
Sarao

Free, open, in-person AI meetups in Spain: search by city, date and topic. Read-only, no key.

OtherData access / search

Responded489 ms14 / 22
Elliott Wave Atlas

Daily Elliott Wave counts for 100 markets: targets, invalidation levels, time windows.

OtherOther

Responded490 ms14 / 22
PermitStack

U.S. building permits, permit histories by address and contractors from city and county records.

OtherOther

Responded491 ms14 / 22

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