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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5076 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
IZOProfil.com

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3223 ms12 / 22
Australian Manufacturing Directory

Search 118,000+ Australian manufacturers by category and state, with Business contact access.

Developer ToolsData access / search

Responded3258 ms12 / 22
Sandwich Panel PL

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3309 ms12 / 22
IZOProfil.net

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3457 ms12 / 22
IZOProfil.eu

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3462 ms12 / 22
IZOProfil.pl

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3464 ms12 / 22
Budowlanka.org

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3579 ms12 / 22
IZOProfil.org

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3619 ms12 / 22
Sandwich Panel EU

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3631 ms12 / 22
ECOProfil

Read-only building materials catalog: product search, specs and PLN net/gross prices.

E-commerceData access / search

Responded3654 ms12 / 22
PublicAPIs.io

Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API.

OtherData access / search

Responded3687 ms12 / 22
StartDrugRehab.com Treatment Directory

Search licensed U.S. drug & alcohol rehab, detox, MAT, sober living and mental health centers.

HealthcareData access / search

Responded6473 ms12 / 22
BrokerIA Imoveis

Search Brazilian real estate, simulate financing, qualify leads, schedule visits.

Real Estate & PropertyCode & DevOps

Responded64 ms12 / 22
io.github.xiaoba-dev/atlaxy

Search 500+ AI products, models, agents and orgs with explainable scores. Read-only MCP for Atlaxy.

Developer ToolsCode & DevOps

Responded64 ms12 / 22
Tap

Browser MCP for logged-in tasks. Uses your Chrome — credentials stay local. Zero-token replay.

Developer ToolsCode & DevOps

Responded69 ms12 / 22
AskCyborg

Analyst-debate research on every public and private company. 8 tools: search, score, compare, more.

Developer ToolsCode & DevOps

Responded70 ms12 / 22
Worklittle Jobs

Find jobs near you and apply instantly. Search over 7.5 million listings by role, pay and visa.

Developer ToolsCode & DevOps

Responded88 ms12 / 22
VetClinic.info — Veterinary Specialty Directory

Find US veterinary specialists. Search clinics, read procedure articles, estimate costs.

HealthcareData access / search

Responded90 ms12 / 22
WeBuyClubz — AI Golf Caddy, Club Catalog & Trade-In Engine

Search premium second-hand golf clubs, estimate instant trade-in values, and create 1-click carts.

Developer ToolsData access / search

Responded105 ms12 / 22
tc39-mcp

Independent MCP server for the TC39 specs (ECMA-262 + ECMA-402): clauses, search, diffs, history.

LegalCode & DevOps

Responded118 ms12 / 22
Responded130 ms12 / 22
Onchain Diary

Search and read Web3 security education articles and a 230-term glossary from Onchain Diary.

Finance & CryptoPayments & trading

Responded133 ms12 / 22
UK Visa Sponsor Register MCP

Home Office licensed visa sponsors register search and lead lists.

Developer ToolsCode & DevOps

Responded134 ms12 / 22
RemoShift Remote Jobs

Search 134,000+ live remote jobs from 19,500+ companies, refreshed hourly.

OtherData access / search

Responded141 ms12 / 22

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