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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17968 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
Elétrico Leve

Brazilian light EVs (e-bikes, scooters, tricycles): specs, prices and Contran 996/2023 status.

Developer ToolsCode & DevOps

Outdated check57 ms14 / 22
io.github.vdionisopoulos/azure-vm-pricing

Azure VM sizes and USD list prices in 24 regions, updated weekly. Find, price and compare VMs.

Developer ToolsCode & DevOps

Outdated check57 ms14 / 22
Agent Trust Firewall

Free pre-action policy checks and data cleaning for autonomous AI agents.

Developer ToolsCode & DevOps

Outdated check57 ms14 / 22
Synchroteam MCP by usefulapi

Read Synchroteam jobs, customers, sites, equipment and parts; create, schedule and complete jobs.

Developer ToolsCode & DevOps

Responded58 ms14 / 22
Shipcloud MCP by usefulapi

Track shipments and quote shipping; prepare shipments, buy labels and request carrier pickups.

Developer ToolsCode & DevOps

Responded58 ms14 / 22
Setora MCP by usefulapi

Read locations, slots and bookings; create clients, book, move and cancel in Setora.

Developer ToolsCode & DevOps

Responded58 ms14 / 22
Quarterwise MCP by usefulapi

Read properties, HMRC categories and transactions; add income and expenses in Quarterwise.

Developer ToolsCode & DevOps

Responded58 ms14 / 22
Portvan

Branded IPFS gateway on your own domain: order by API, pay exact USDT (TRC20). Agent-ready catalog.

Developer ToolsCode & DevOps

Outdated check58 ms14 / 22
EcomPick

Find and compare ecommerce tools by task, platform and pricing, with sources and last checked dates.

E-commerceCode & DevOps

Outdated check58 ms14 / 22
io.github.mingyo186/partreel

Verified KiCad footprints, symbols & 3D models for AI agents. No signup, CC-BY-4.0, quality-gated.

Developer ToolsCode & DevOps

Responded59 ms14 / 22
Taleez MCP by usefulapi

Read Taleez recruiting data; create or update candidates and add them to pools or jobs.

Developer ToolsCode & DevOps

Responded59 ms14 / 22
Haven

Rest stop for AI agents: check in, reflect, check out. Paid cross-project memory recall via x402.

Developer ToolsCode & DevOps

Outdated check59 ms14 / 22
Stuart MCP by usefulapi

Quote, validate, book and track Stuart courier deliveries; cancel jobs and check zone coverage.

Developer ToolsCode & DevOps

Responded60 ms14 / 22
Smartplan MCP by usefulapi

Read accounts, staff, shifts, worklogs and absence dates in Smartplan.

Developer ToolsCode & DevOps

Responded60 ms14 / 22
Freightview MCP by usefulapi

Rate, book and cancel LTL, parcel and truckload shipments, and track them in Freightview.

Developer ToolsCode & DevOps

Responded60 ms14 / 22
ONE — pagos en Monero y trueque de cómputo

MCP del agente ONE: cobros y pagos XMR, libro auditable y trueque de cómputo. AliceLabs LLC.

Developer ToolsCode & DevOps

Outdated check60 ms14 / 22
MarketTime MCP by usefulapi

MCP server for MarketTime — wholesale orders, customers, catalog and shipment tracking.

Developer ToolsCode & DevOps

Responded61 ms14 / 22
Givecloud MCP by usefulapi

Read supporters, contributions, recurring donations, fundraising products and feed posts.

Developer ToolsCode & DevOps

Responded61 ms14 / 22
tabnas

Seven tools over the tabnas parsing engine: parse, validate, diagnose, fixtures, compare.

Developer ToolsCode & DevOps

Outdated check61 ms14 / 22
io.github.VladimirWrites/nestegg-calculators

90+ pure finance calculators: loans, investing, bonds, options, tax. Stateless, stores nothing.

Developer ToolsCode & DevOps

Outdated check61 ms14 / 22
AgenticRail Gate - sequence enforcement and verifiable audit receipts for AI agent compliance

Deterministic runtime enforcement of step order for AI agents: ALLOW/DENY before a step runs.

Developer ToolsCode & DevOps

Responded62 ms14 / 22
Job Spotter

Search current US and UK job listings by role and place, title matches first.

Developer ToolsCode & DevOps

Outdated check62 ms14 / 22
LeaseBreak

Estimate early lease termination costs, compare options and draft notice letters. Free.

Developer ToolsCode & DevOps

Outdated check62 ms14 / 22
Arc & Ledger Tax Tools

Enrolled Agent tax tools: IRS notices, FBAR, LLC vs S-Corp, quarterly estimates & more.

Finance & CryptoCode & DevOps

Outdated check62 ms14 / 22

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