MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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179 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
JustAutomate website

JustAutomate, AI agents and process automation agency: site search, pages, workshop price, contact.

OtherAutomation & workflows

Outdated check84 ms13 / 22
RoRo Quantum

Read RoRo Academy quantum computing lessons and list RoRo Quantum's simulators and hardware.

EducationKnowledge & memory

Outdated check91 ms13 / 22
Serhat Altunoğlu: AI automation and Visibility Check

Read-only tools: Serhat Altunoğlu's profile, services, AI automation guides, Visibility Check

OtherAutomation & workflows

Outdated check102 ms13 / 22
Agent Rescue Desk Production Triage

Read-only triage for n8n, MCP, webhook, and AI agent workflow production failures.

Developer ToolsAutomation & workflows

Outdated check106 ms13 / 22
Involve Media

Free local business checkup (Google, reviews, AI answers), plus web, SEO and automation services.

Marketing & SalesAutomation & workflows

Outdated check154 ms13 / 22
Soxoa Automation Planning

Plan automation pilots, estimate illustrative ROI and prioritize workflows. Public, no account.

OtherAutomation & workflows

Outdated check185 ms13 / 22
Sienna, Knobs.co hardware advisor

Knobs.co cabinet-hardware advisor: sizing, fits, finishes, prices, plans, cart and sample links.

OtherOther

Outdated check187 ms13 / 22
Order Group

Send a software project enquiry to Order Group and browse its case studies (fintech, energy, IoT).

Finance & CryptoPayments & trading

Outdated check194 ms13 / 22
LibreLink Up (CGM)

Glucose readings from your LibreLink Up sensor: graph, logbook, stats and summaries (read-only). Sec

Developer ToolsCode & DevOps

Outdated check363 ms13 / 22
Entyrax

PC hardware decision engine for Brazil (pt-BR): compatibility, GPU recommendations, build analysis.

OtherOther

Outdated check393 ms13 / 22
KATA Research Automation

Deterministic research automation with live OpenAlex search and reusable workflow programs.

Developer ToolsAutomation & workflows

Outdated check459 ms13 / 22
codefmt

Format/lint JS, Python, HubL for automation platforms. Tools: format_code, format_json, ask_codefmt

OtherAutomation & workflows

Outdated check495 ms13 / 22
LLM API Pricing and Automation Tools by shurco.ai

Daily LLM API prices, cost estimates and automation ROI tools from shurco.ai

OtherAutomation & workflows

Outdated check544 ms13 / 22
Vektro

Specialist workflows for marketing, web, content and automation. Paid account; OAuth required.

Marketing & SalesAutomation & workflows

Outdated check639 ms13 / 22
Northside Intelligence WebMCP

12 WebMCP tools for AI agents: lead automation, site audits, market briefs, grants, commerce.

Developer ToolsAutomation & workflows

Responded641 ms13 / 22
io.skimguard/skimguard

Ask whether a location has recent credit-card-skimmer detections, from a consumer sensor network.

OtherOther

Outdated check775 ms13 / 22
PJELLY Deals

Honest buying guides for crypto exchanges and hardware wallets, with disclosed affiliate links.

Finance & CryptoPayments & trading

Outdated check857 ms13 / 22
HardwareMCP

Find MCP servers for ESP32, Arduino, 3D printers, Home Assistant, cameras and other hardware.

Developer ToolsCode & DevOps

Responded1002 ms13 / 22
Macvendors

macvendors.com MCP — MAC address (OUI) → hardware manufacturer lookup. Keyless. Free tier…

Developer ToolsCode & DevOps

Outdated check109 ms13 / 22
N8n

n8n MCP — query your own n8n instance (BYO).

Developer ToolsCode & DevOps

Outdated check133 ms13 / 22
Opensensemap

openSenseMap MCP — citizen-science environmental sensor network (opensensemap.org)

Developer ToolsCode & DevOps

Outdated check143 ms13 / 22
Hire Solidmade

Hire a studio for Shopify, web, automation and data jobs: live services, USD prices, quote requests.

E-commerceAutomation & workflows

Outdated check73 ms12 / 22
whobuildsit — space & defence hardware suppliers

Find space and defence hardware suppliers and parts by specification, process and certification.

OtherOther

Outdated check91 ms12 / 22
ComputeSage StackBench

GPU and LLM inference benchmarks, hardware evidence, deployment recommendations, and launch configs.

Developer ToolsAI / LLM tooling

Outdated check112 ms12 / 22

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