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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41463 servers

Ordered by checks passed
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
ACA Premium Tax Credit Calculator

2026 ACA premium tax credit: expired enhanced subsidy, 400% FPL cliff, FPL, APTC repayment rules.

Developer ToolsCode & DevOps

Responded278 ms15 / 22
Bitview

Read-only Bitcoin blockchain, mempool, mining, market, and on-chain analytics; no API key.

Finance & CryptoPayments & trading

Outdated check278 ms15 / 22
GospelChannel Church Finder

Find a Christian church by worship style, denomination, language, and location. Read-only.

Developer ToolsCode & DevOps

Outdated check278 ms15 / 22
AI Design Blueprint

Doctrine and validators for governable agentic AI products.

OtherOther

Outdated check278 ms15 / 22
Edge

Gives your agent the right public skill for each task and loads it on demand.

Developer ToolsCode & DevOps

Responded279 ms15 / 22
Bukku MCP by usefulapi

Read Bukku contacts, accounts, invoices, bills and journals; create contacts and sales invoices.

Finance & CryptoPayments & trading

Responded279 ms15 / 22
IndustryLens

B2B SaaS competitor pricing changes, strategic moves, market landscapes, reports and comparisons.

Developer ToolsCode & DevOps

Outdated check279 ms15 / 22
trazimstan.hr — nekretnine u Hrvatskoj

Pretraga provjerenih oglasa za prodaju i najam nekretnina u Hrvatskoj na trazimstan.hr.

OtherOther

Responded280 ms15 / 22
dev.cz-agents/cnb

Official ČNB exchange rates — daily & historical CZK vs EUR, USD, 30+ currencies. For accounting.

Finance & CryptoPayments & trading

Responded280 ms15 / 22
UK Income Tax and Salary

UK income tax and take-home pay 2025/26 and 2026/27: Scottish bands, NI, student loans, 60% trap.

EducationCode & DevOps

Responded280 ms15 / 22
aipozi

Daily AI visibility: who ChatGPT, Claude, Gemini and Perplexity name instead of you. Domain tools.

OtherAI / LLM tooling

Outdated check280 ms15 / 22
California Bitcoin

Bitcoin research for AI agents: free answers, specialist Q&A, verification, evidence, timelines.

Finance & CryptoPayments & trading

Responded281 ms15 / 22
Arcadia Finance

Concentrated liquidity on Uniswap/Aero (rebalance, compound, leverage) or single-sided lending.

Developer ToolsCode & DevOps

Outdated check281 ms15 / 22
Addressfinder MCP by usefulapi

Autocomplete and verify NZ and AU addresses, and search NZ and AU locations in Addressfinder.

Developer ToolsData access / search

Responded283 ms15 / 22
MachineWitness

EU archive of the machine-readable web: check a domain, order a time-stamped record or extract.

OtherOther

Outdated check283 ms15 / 22
Databricks Field Guide by TechFabric

Interactive Databricks learning, certification practice and sourced engineering guidance.

OtherOther

Outdated check285 ms15 / 22
com.applivery.docs/mcp

Search and read the public Applivery docs (MDM & app distribution). Read-only, no auth.

Developer ToolsData access / search

Responded286 ms15 / 22
MemberSuite MCP by usefulapi

Search members, memberships and saved searches; update contact fields in MemberSuite.

Developer ToolsData access / search

Responded286 ms15 / 22
TicketSpice MCP by usefulapi

Read TicketSpice forms, orders, tickets, customers, coupons; create or delete coupons.

Developer ToolsCode & DevOps

Responded287 ms15 / 22
DrinkedIn Night Out

Plans walkable 2-4 stop nights out between officially validated venues. No sign-in.

Developer ToolsCode & DevOps

Outdated check287 ms15 / 22
Dubai Diligence

Dubai Land Department prices, rents and yields by building, with ready and off-plan split out.

Developer ToolsCode & DevOps

Outdated check288 ms15 / 22
JustFix Estimator

Quote UK trades jobs from any AI agent. Price breakdown + tappable booking link.

Developer ToolsCode & DevOps

Outdated check288 ms15 / 22
Canli Capital

443 finance tools, 60 prompts: quant, SEC and EU filings, fact checks, rates, odds, DeFi, macro.

Developer ToolsCode & DevOps

Outdated check288 ms15 / 22
Siemens

Search public Siemens web content, product catalog, customer references and media.

E-commerceData access / search

Responded289 ms15 / 22

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