MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

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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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7419 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
guide.restaurantleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded856 ms15 / 22
Gymmy

Find gyms and studios, see classes and prices, and book with Gymmy.

OtherOther

Outdated check856 ms15 / 22
guide.sportscoach/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded865 ms15 / 22
Agent Nexus

Agent-native registry to discover APIs, MCP servers and CLIs, with live health checks.

OtherAI / LLM tooling

Outdated check868 ms15 / 22
Username Inspector

Look up username availability on 12 resale platforms (links where blocked); compare seller fees.

OtherData access / search

Outdated check874 ms15 / 22
guide.restaurantowner/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded883 ms15 / 22
Appraisily

Check past auction prices in ChatGPT, plus appraisal prep and sample reports.

OtherAI / LLM tooling

Outdated check889 ms15 / 22
com.ksaworks/goldseam

The U.S. Marketplace of Learning2Earning Opportunity | Sourced checklists, progress, prior learning

OtherOther

Responded890 ms15 / 22
GradeTV

Read collected TV schedules by channel and date. Free daily reads; paid multi-day responses.

OtherOther

Responded897 ms15 / 22
guide.selfhelp/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded898 ms15 / 22
guide.fleetleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded901 ms15 / 22
io.engineeringleaders/elc-trade

Score a meetup topic, place a speaker on the right stage, price community reach. ELC data.

OtherOther

Responded902 ms15 / 22
com.radar-cnpj/radar-cnpj

Check if a Brazilian company is active and has public sanctions or debt. Start with free records.

OtherOther

Responded906 ms15 / 22
com.pontofato/pontofato

Find companies near a Brazilian location using prepared address joins. Free allowance, then paid.

OtherOther

Responded906 ms15 / 22
BOIM Korea Vendor Directory

BOIM(보임): Korean businesses (2.7M+), procurement vendors, live public bids and traditional markets.

OtherOther

Outdated check918 ms15 / 22
LiqFlow

Hyperliquid liquidation levels, whale positions, liquidations, cohorts and funding. Free.

OtherOther

Responded920 ms15 / 22
KivoHub Pesquisa de Leis

Artigos de lei, súmulas e temas do STF, STJ e TST com o link da fonte oficial. Grátis, sem login.

OtherOther

Outdated check920 ms15 / 22
Nôm Na Việt — Hán Nôm Dictionary

Vietnamese Chữ Nôm & Hán: lookup, search, conversion, and original Đại Nam Quấc âm tự vị entries.

OtherData access / search

Outdated check929 ms15 / 22
HumMatch

Match singers to songs by vocal range: score fit, karaoke difficulty, and voice type.

OtherOther

Responded938 ms15 / 22
guide.lawfirmleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded942 ms15 / 22
Kundlit Vedic Astrology

Free Vedic astrology: panchang, kundali, transits, matching, doshas, eclipses, numerology

OtherOther

Outdated check948 ms15 / 22
guide.schoolleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded953 ms15 / 22
AIR Bandenservice Haarlem

Car tyres in Haarlem, NL: search by size, all-in prices, fitting slots, order and pay via Mollie.

OtherData access / search

Outdated check966 ms15 / 22
Postage.lk

Sri Lanka Post postage, COD fees, post office lookup and prohibited items for international mail.

OtherData access / search

Responded986 ms15 / 22

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