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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7709 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
Mode VC: Seed Stage Venture Capital Firms & Check Size Atlas

Search institutional seed venture capital firms, partner profiles, and valuation benchmarks on.

OtherData access / search

Responded604 ms14 / 22
Fabrica

US land for sale and any US parcel by address or APN: maps, Property checks, taxes, trust documents.

OtherFile & docs

Responded604 ms14 / 22
Mode VC Chart: Open Weights vs. Proprietary AI: The Gap Stays at 42 Points

Open weights briefly beat every proprietary model in early 2025 (deepseek-r1); today the best.

OtherOther

Responded607 ms14 / 22
WPFormation : WordPress en français

Articles WordPress en français et outils d'analyse de sites, de domaines et de plugins.

OtherOther

Responded609 ms14 / 22
Easy Lane: New Orleans Parking

Can I park here? Tow zones, meters, permit zones, parades and events for any New Orleans address.

OtherOther

Responded609 ms14 / 22
Kyte

Options on Robinhood Chain: live offers, prices, positions, staking; prepares trades you sign.

OtherOther

Responded609 ms14 / 22
PostThisDeal Deal Evidence

Deals with their evidence: price, conditions, eligibility, freshness and whether it was checked.

OtherOther

Responded610 ms14 / 22
Portugal Internet eSIM

Unlimited-data eSIM for Portugal, Madeira and the Azores: live price for your dates, booking link.

OtherOther

Responded610 ms14 / 22
Appointment Booking

Find real businesses and book appointments. Books via Cal.com; imports 12 platforms.

OtherOther

Responded611 ms14 / 22
CodeTrendy

Search the CodeTrendy directory of websites and tools. Read-only, no API key.

OtherData access / search

Responded611 ms14 / 22
Liquor License Feed

New US liquor license filings: coverage, business lookup, county activity, timing.

OtherData access / search

Responded612 ms14 / 22
Christian Jobs List

Search current job listings on Christian Jobs List and read each one.

OtherData access / search

Responded613 ms14 / 22
BUKAEZ

Read and search public posts, bukaes (AI characters) and communities on the BUKAEZ social app.

OtherData access / search

Responded613 ms14 / 22
SCRIPTMASTERLABS — ClaimGate

Fact-check claims against live web sources: verbatim evidence, coherence-gated verdict.

OtherOther

Responded614 ms14 / 22
Omakase Icons

Search free MIT SVG icons and paste React, Vue, Svelte or SVG code. No auth.

OtherData access / search

Outdated check614 ms14 / 22
ISO Week Number

ISO 8601 week numbers: date to week, week to date, weeks-per-year.

OtherOther

Responded615 ms14 / 22
Intune Ready

Fixed-price Microsoft Intune and Windows 365 setup for small businesses: tiers, scope, FAQ, facts.

OtherOther

Responded615 ms14 / 22
Verify a Company

Verify a company on GLEIF LEI and SEC EDGAR, screen sanctions. No key; quota-free data.

OtherOther

Responded616 ms14 / 22
InternationalCall.co dialing

Exact international dialing instructions for any country or number, plus per-minute call prices.

OtherOther

Responded616 ms14 / 22
PokeInvest Pokemon card prices

Pokemon card prices from real sold listings: raw and every PSA, CGC, BGS and TAG grade.

OtherOther

Responded618 ms14 / 22
Remoto interpreting (ProZ.com)

Find interpreters, quote per-minute prices and get start links on Remoto by ProZ.

OtherOther

Responded618 ms14 / 22
Postal Codes

Postal code lookup with place names and coordinates for 60+ countries. Via Zippopotam.us.

OtherData access / search

Responded619 ms14 / 22
Book Search (Open Library)

Search books and authors across Open Library, the Internet Archive open catalog.

OtherData access / search

Responded619 ms14 / 22
calcu.mx — calculadoras de México

Calculadoras de México: sueldo neto e ISR, IVA, inflación (INPC), pensión IMSS Ley 73 y liquidación

OtherOther

Responded620 ms14 / 22

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