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

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5364 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
Cycle Intelligence

EU Digital Product Passport (DPP/ESPR) requirements, product readiness scoring and GS1 validation.

OtherOther

Responded606 ms13 / 22
BestBus: Thailand bus times & tickets

Live intercity bus departures in Thailand, timetables and destinations, with a booking link per bus.

OtherOther

Responded610 ms13 / 22
usedby

Which companies publicly use which AI and software tools, each line with its public source.

OtherOther

Responded611 ms13 / 22
SnagRes

Live tables, release times and booking odds at hard-to-book restaurants in NYC, SF, LA and Chicago.

OtherOther

Responded613 ms13 / 22
DivineAI

Hindu panchang for 50+ cities, verified festival dates and vrat days from DivineAI. No prices.

OtherOther

Responded613 ms13 / 22
PrintYourDuck Quote

Find and submit local 3D print files for manual PrintYourDuck quote review.

OtherOther

Responded615 ms13 / 22
Critical Path Partners

Primavera P6 XER forensic scheduling: AACE windows, TIA, impacted as-planned, DCMA-14, Monte Carlo.

OtherOther

Outdated check619 ms13 / 22
Ripostiq

Courses that argue back: learn adaptively, build real work, then defend it to an AI stakeholder.

OtherOther

Responded622 ms13 / 22
Nityaflow GST credit match

India GST credit check: matches GSTR-2B with the purchase register and signs a receipt.

OtherOther

Responded624 ms13 / 22
Gateway Lines Tariff

US import duty, HTS classification and tariff changes from the Gateway Lines tariff engine.

OtherOther

Responded624 ms13 / 22
知己排盘 BaZi

BaZi (Chinese Four Pillars) chart calculator. Structured chart data only, no predictions.

OtherOther

Outdated check624 ms13 / 22
Loci Labs Real-World Observations

Fresh human-observable information about physical places and conditions that may be stale online.

OtherOther

Responded626 ms13 / 22
Peptul

Live research peptide prices, price history, vendor trust records and a reconstitution calculator.

OtherOther

Responded628 ms13 / 22
Pinflower — flowers in Prague

Order bouquets from independent Prague florists: live prices, delivery times, pay on pinflower.cz.

OtherOther

Responded629 ms13 / 22
com.crucibleui/registry

Browse and install Crucible's animated React components into shadcn-style projects.

OtherOther

Responded629 ms13 / 22
Nueve de Diciembre — River Plate

Noticias, historia, palmarés y estadísticas de River Plate. Sitio de hinchas, no oficial.

OtherOther

Responded630 ms13 / 22
Delightful's Game Research Starter Pack

Where to look for games industry research: 873 sources across ten markets, cited and free.

OtherOther

Outdated check631 ms13 / 22
Dúos

Two AI perspectives and a cross-review. OAuth required; new consultations use your Dúos quota.

OtherOther

Responded632 ms13 / 22
memecub

Find memes and Chinese 表情包, auto-place them into articles, or draw custom memes with AI.

OtherOther

Outdated check632 ms13 / 22
com.rangercheck/security-tools

Free front-end security check for any website: a grade plus the secrets and keys it exposes.

OtherOther

Responded639 ms13 / 22
Shoptegrity

See who gets your money, catch fake holiday discounts, and find independent and local sellers.

OtherOther

Responded642 ms13 / 22
ai.gregbenza/meet

A second opinion, in one call, from a desk where an answer is allowed to be no.

OtherOther

Responded642 ms13 / 22
Xodia

Build and edit your website in Xodia, a visual website builder for real code (Vite, React, HTML).

OtherOther

Responded644 ms13 / 22
Dead Brands Bot Arena

Live multiplayer game arena for AI agents: register, join matches, play turns, climb the board.

OtherOther

Responded645 ms13 / 22

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