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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18223 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
SEFAZ MG DEC: Caixa Postal

SEFAZ MG DEC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid cred

Developer ToolsCode & DevOps

Responded392 ms14 / 22
SEFAZ AL: NFC-e

SEFAZ AL: NFC-e, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded392 ms14 / 22
Sam's Club MCP

Connect your Sam's Club account to AI via Brazil's Open Finance: balances, statements, cards, invest

Developer ToolsCode & DevOps

Responded392 ms14 / 22
Registradores (ARISP) Matrícula: Download de Recibo

Registradores (ARISP) Matrícula: Download de Recibo, official-source lookup. Platform-hosted, pay pe

Developer ToolsCode & DevOps

Responded392 ms14 / 22
Prefeitura SP São Paulo: AIT

Prefeitura SP São Paulo: AIT, official-source lookup. Platform-hosted, pay per query with prepaid cr

Developer ToolsCode & DevOps

Responded392 ms14 / 22
MPT Unificada: Certidão Negativa de Feitos

MPT Unificada: Certificate Negativa de Feitos, official-source lookup. Platform-hosted, pay per quer

Developer ToolsCode & DevOps

Responded392 ms14 / 22
DETRAN AP: Veículo

DETRAN AP: Vehicle, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded392 ms14 / 22
DETRAN AC: Veículo

DETRAN AC: Vehicle, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded392 ms14 / 22
Conselho Regional de Odontologia RR: Cadastro

Conselho Regional de Odontologia RR: Cadastro, official-source lookup. Platform-hosted, pay per quer

Developer ToolsCode & DevOps

Responded392 ms14 / 22
Light: Download via CEP + OCR

Light: Download via ZIP code + OCR, official-source lookup. Platform-hosted, pay per query with prep

Developer ToolsCode & DevOps

Responded392 ms14 / 22
Tribunal TJPR: Processo

Tribunal TJPR: Court Case, official-source lookup. Platform-hosted, pay per query with prepaid credi

LegalCode & DevOps

Responded393 ms14 / 22
Stone Pagamentos MCP

Connect your Stone Pagamentos account to AI via Brazil's Open Finance: balances, statements, cards,

Developer ToolsCode & DevOps

Responded393 ms14 / 22
SEFAZ PR: Dívida Ativa

SEFAZ PR: Dívida Ativa, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded393 ms14 / 22
SEFAZ AM: IPVA

SEFAZ AM: IPVA, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded393 ms14 / 22
Prefeitura SP São Paulo: NFS-e (Nota Fiscal Eletrônica de Serviços)

Prefeitura SP São Paulo: NFS-e (Nota Fiscal Eletrônica de Serviços), official-source lookup. Platfor

Developer ToolsCode & DevOps

Responded393 ms14 / 22
Microvix

Microvix retail ERP (Linx, part of the Stone group) for store chains and franchises, via the officia

E-commerceCode & DevOps

Responded393 ms14 / 22
DETRAN RN: Veículo

DETRAN RN: Vehicle, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded393 ms14 / 22
DETRAN MG: IPVA

DETRAN MG: IPVA, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded393 ms14 / 22
CVM (Valores Mobiliários)

Looks up the registration of a person or company at the Brazilian Securities Commission (CVM) from t

Developer ToolsCode & DevOps

Responded393 ms14 / 22
SEFAZ AM: Certidão Negativa de Débitos

SEFAZ AM: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with

Developer ToolsCode & DevOps

Responded394 ms14 / 22
Prefeitura SP Osasco: Certidão Tributária de IPTU

Prefeitura SP Osasco: Certificate Tributária de IPTU, official-source lookup. Platform-hosted, pay p

Developer ToolsCode & DevOps

Responded394 ms14 / 22
MPT BA: Certidão Negativa de Feitos

MPT BA: Certificate Negativa de Feitos, official-source lookup. Platform-hosted, pay per query with

Developer ToolsCode & DevOps

Responded394 ms14 / 22
DETRAN CE: Emissão de Extrato de Licenciamento

DETRAN CE: Issuance de Extrato de Vehicle Licensing, official-source lookup. Platform-hosted, pay pe

Developer ToolsCode & DevOps

Responded394 ms14 / 22
Conselho Federal de Biomedicina: Cadastro

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

GovernmentCode & DevOps

Responded394 ms14 / 22

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