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

1407 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
Altair

Free TradingAgents equity research reports and Altair pages; paid signals feed via x402 inside MCP.

Finance & CryptoPayments & trading

Outdated check252 ms13 / 22
Forms Legal templates

Search free legal document templates for 36 jurisdictions and cite Forms Legal pages.

LegalFile & docs

Outdated check260 ms13 / 22
io.github.UnityNodes/blobpedia

Celestia knowledge base: CIPs, docs, forum, videos, GitHub, plus live on-chain state

Finance & CryptoKnowledge & memory

Outdated check264 ms13 / 22
nu:legal Deutsches Recht

German federal and Land statutes plus court decisions for agents. Keyless, read-only.

LegalKnowledge & memory

Outdated check265 ms13 / 22
Talval

Value-investing research: fair values, valuation verdicts, quality scores and 13F portfolios

OtherOther

Outdated check271 ms13 / 22
EquiReason

US stock research: filed records, filing events, insider trades, 13F; plan research when signed in.

Finance & CryptoPayments & trading

Outdated check286 ms13 / 22
ImmigrationLayer

USCIS fees, processing times, form editions, alerts, and the Visa Bulletin. Not legal advice.

LegalKnowledge & memory

Outdated check287 ms13 / 22
club.lity/lity

AI legal copilot for foreigners in Spain: immigration and housing rental, cited to Spanish law.

LegalAI / LLM tooling

Outdated check298 ms13 / 22
PromNET — Hungarian business calculators & legal checker

Hungarian VAT, payroll, KATA/flat-rate tax, late interest, workdays and website legal checks.

Finance & CryptoPayments & trading

Outdated check316 ms13 / 22
OpenQFR

Search machine-readable quantitative strategy failure evidence before repeating failed research.

Developer ToolsCode & DevOps

Outdated check333 ms13 / 22
StatsMapped Public Data

Public statistics for Ireland and the UK: housing, crime, health, economy, welfare, with caveats.

Data & AnalyticsData access / search

Outdated check336 ms13 / 22
Jus MCP

Brazilian legal stack in one MCP: lawsuits, court publications, case law, tenders, certificates.

LegalCode & DevOps

Outdated check348 ms13 / 22
Anatel: Consulta Celular Legal

Anatel: Lookup Celular Legal, official-source lookup. Platform-hosted, pay per query with prepaid cr

LegalCode & DevOps

Outdated check353 ms13 / 22
Recall

Recall (recall.it) — your AI knowledge base / 'second brain'. Via the official API: semantic search

Developer ToolsKnowledge & memory

Outdated check360 ms13 / 22
ResearchPilot

Plan and verify evidence-aware research workflows with specialist execution receipts.

Developer ToolsCode & DevOps

Outdated check360 ms13 / 22
Base de Conhecimento

Your private knowledge base: upload documents (.md, .txt, .docx, PDF, images), the platform indexes

MediaKnowledge & memory

Outdated check368 ms13 / 22
Climate Insights Directory

Search and cite civil-society climate and energy research: reports, policy briefs and analyses.

OtherData access / search

Outdated check369 ms13 / 22
Legal MCP (alternativa ao Jusbrasil)

Open-source alternative to Jusbrasil for AI: find lawsuits by name, CPF, CNPJ or case number and bui

LegalCode & DevOps

Outdated check373 ms13 / 22
Cadastro PJ Básico

Basic registration data for a company from a CNPJ: legal name, registration status, and legal nature

LegalCode & DevOps

Outdated check375 ms13 / 22
CNPJ

Free Brazilian CNPJ lookup (legal name, status, partners) + lawsuit discovery. Public data, no login

LegalCode & DevOps

Outdated check376 ms13 / 22
CEM

CEM's published research on building with AI: definitions, papers, calculators and the CEM Score.

OtherOther

Outdated check376 ms13 / 22
Financial Evidence Workspace

Read-only cited financial datasets, bounded research queries and source diagnostics.

Developer ToolsCode & DevOps

Outdated check379 ms13 / 22
Luxembourg MCP

Keyless MCP access to official Luxembourg public data: laws, statistics, mobility, and more.

Data & AnalyticsCode & DevOps

Outdated check390 ms13 / 22
AdvBox

Wrapper for the official AdvBox API (legal practice management): cases (with history, movements, pub

LegalCode & DevOps

Outdated check394 ms13 / 22

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