MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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.

Connect your agent

530 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
Certidão de Débitos PF

Issues the joint federal tax debt certificate for an individual from the CPF. Platform-hosted, no cr

GovernmentCode & DevOps

Outdated check379 ms13 / 22
USVI Public Records

Search and read U.S. Virgin Islands public records: laws, court records, audits, hearings, reports.

GovernmentFile & docs

Outdated check381 ms13 / 22
Recall Canary

U.S. federal product recalls from FDA, FSIS, CPSC, and NHTSA, in one schema.

GovernmentData access / search

Outdated check383 ms13 / 22
Receita Federal: NIRF

Receita Federal: NIRF, official-source lookup. Platform-hosted, pay per query with prepaid credit.

GovernmentCode & DevOps

Outdated check384 ms13 / 22
CEAF (Expulsões)

Checks whether a person is in the register of federal administration expulsions (CEAF) from the CPF.

GovernmentCode & DevOps

Outdated check385 ms13 / 22
Transparência (CGU)

Brazilian Federal Transparency Portal: sanctions (CEIS, CNEP, CEPIM) and Politically Exposed Persons

GovernmentCode & DevOps

Outdated check388 ms13 / 22
CND Municipal

Issues the municipal tax clearance certificate for a person or company from the CPF or CNPJ, municip

GovernmentCode & DevOps

Outdated check389 ms13 / 22
Certidão MPF

Issues the clearance certificate from the Federal Public Prosecutor's Office (MPF) for a person or c

GovernmentCode & DevOps

Outdated check394 ms13 / 22
Caixa Econômica Federal MCP

Connect your Caixa Econômica Federal account to AI via Brazil's Open Finance: balances, statements,

GovernmentCode & DevOps

Outdated check398 ms13 / 22
CND Imóvel Rural

Issues the federal debt and active-debt clearance certificate for a rural property from the CIB. Pla

GovernmentCode & DevOps

Outdated check406 ms13 / 22
Viagens de Servidores (Transparência)

Travel and expenses of a Federal Executive public servant in the Transparency Portal from the CPF. P

GovernmentCode & DevOps

Outdated check407 ms13 / 22
Conselho Federal de Biomedicina: Cadastro

Conselho Federal de Biomedicina: Cadastro, official-source lookup. Platform-hosted, pay per query wi

GovernmentCode & DevOps

Outdated check408 ms13 / 22
GlobalGov — Government Contracts, Tenders & Procurement

Find government contracts, tenders and RFPs you can still bid on, in 193 countries. Free, no key.

GovernmentData access / search

Outdated check411 ms13 / 22
Federal Grant Evidence

Find U.S. federal grants and return cited hard-gate and award-history evidence packs.

GovernmentData access / search

Responded413 ms13 / 22
Servidores Federais Completa (Transparência)

Full data on a Federal Executive public servant in the Transparency Portal from the CPF, including c

GovernmentCode & DevOps

Outdated check415 ms13 / 22
Remuneração de Servidores (Transparência)

Compensation of a Federal Executive public servant in the Transparency Portal from the CPF and month

GovernmentCode & DevOps

Outdated check433 ms13 / 22
Indicadores PJ (Transparência)

Indicators for a company in the Federal Transparency Portal from the CNPJ, such as sanctions, agreem

GovernmentCode & DevOps

Outdated check450 ms13 / 22
Govbase

U.S. federal policy data — bills, Congress members, voting records, and civic info.

GovernmentData access / search

Outdated check452 ms13 / 22
CND Federal

Issues the federal tax clearance certificate (CND) for a person or company from the CPF or CNPJ. Pla

GovernmentCode & DevOps

Outdated check471 ms13 / 22
com.prontofax/prontofax

Verified US government fax numbers and send a fax from the chat. No account, $2.99 on delivery.

GovernmentData access / search

Outdated check472 ms13 / 22
Openigloo NYC Rentals

Live NYC apartments with tenant reviews and public records for every building and landlord.

GovernmentData access / search

Outdated check473 ms13 / 22
Certidão de Débitos PJ

Issues the joint federal tax debt certificate for a company from the CNPJ. Platform-hosted, no crede

GovernmentCode & DevOps

Outdated check477 ms13 / 22
USVI Public Records: Newspapers

Search Virgin Islands newspapers page by page, 1865 to 2001, with the gaps in every run named.

GovernmentData access / search

Outdated check500 ms13 / 22
Government Radar

Official Canadian federal and provincial government news releases from the last 7 days.

GovernmentData access / search

Outdated check506 ms13 / 22

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