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.

Connect your agent

1052 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
Memmo

Team memory for AI coding agents and code reviews, reviewed by humans and served over MCP.

Developer ToolsKnowledge & memory

Outdated check346 ms13 / 22
GIT Cidadão (PR): Multas

GIT Cidadão (PR): Multas, official-source lookup. Platform-hosted, pay per query with prepaid credit

Developer ToolsCode & DevOps

Responded376 ms13 / 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

Responded377 ms13 / 22
Expo

Your Expo and EAS project in natural language: up to date SDK docs, cloud builds (status, logs, trig

Developer ToolsCode & DevOps

Responded380 ms13 / 22
tech.geckovision/surf

Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.

Developer ToolsCode & DevOps

Responded386 ms13 / 22
Light: Download via CEP

Light: Download via ZIP code, official-source lookup. Platform-hosted, pay per query with prepaid cr

Developer ToolsCode & DevOps

Responded441 ms13 / 22
Agent Platform Rules

Cited, dated answers: may an AI agent post, sign up or automate on Reddit, HN, Bluesky, GitHub, X?

Developer ToolsCode & DevOps

Outdated check446 ms13 / 22
gitmanual

Setup manuals for any GitHub repo: will it run on macOS, Windows or Linux, and the exact steps.

Developer ToolsCode & DevOps

Outdated check456 ms13 / 22
California Court Deadlines

Computes California state court deadlines and cites the code section behind every date. No API key.

LegalKnowledge & memory

Outdated check461 ms13 / 22
JSONPad documentation

JSONPad docs, API, SDK and CLI references, and offline checkers for write rules and flows.

Developer ToolsFile & docs

Outdated check463 ms13 / 22
Busca de CEP

Returns the postal code (CEP) and standardized address from the Brazilian Post from a given address.

Developer ToolsCode & DevOps

Responded464 ms13 / 22
Versyka

Find retiring AI models and outdated API SDKs in your code, with dates, replacements and guides.

OtherOther

Outdated check466 ms13 / 22
Claspine

Claspine docs, API reference and code checks for AI agents: guides, recipes, errors, upgrades.

OtherOther

Outdated check466 ms13 / 22
WORKS Public Verifier

Independent static verification for exact immutable public GitHub commits.

Developer ToolsCode & DevOps

Outdated check494 ms13 / 22
EAN Check barcode tools

GS1 check digits, code identification, UPC-E and ISBN conversion, GTIN repair and barcodes.

OtherOther

Outdated check494 ms13 / 22
codefmt

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

OtherAutomation & workflows

Outdated check495 ms13 / 22
Guest Pictures

Free browser photo booth with effect picker, plus info on collecting guest photos via QR code.

MediaAI / LLM tooling

Outdated check516 ms13 / 22
bluerate: Find a Mortgage Loan Officer

Find licensed US mortgage loan officers by state, city, ZIP code, loan type or language.

Real Estate & PropertyData access / search

Outdated check541 ms13 / 22
Compuute MCP Security Scanner

Scan any public GitHub MCP-server repo for security issues. 37 MCP-specific L1 rules, 8 languages.

Developer ToolsCode & DevOps

Responded542 ms13 / 22
Georgia Commons

Georgia's Code, bills, Supreme Court opinions, and 2026 House and Senate meetings. Independent.

LegalKnowledge & memory

Outdated check550 ms13 / 22
Hera Fertility

Find male fertility testing at labs near a US ZIP code, with prices and a link to order.

OtherOther

Outdated check553 ms13 / 22
EaseWeb accessibility

Accessibility guides for coding agents: fixes with working code, test steps, contrast checks. EN/JA

Developer ToolsCode & DevOps

Outdated check555 ms13 / 22
representments.com

Explains each card chargeback reason code and the proof that wins it, and prices custom responses.

OtherOther

Outdated check563 ms13 / 22
io.github.goodmeta/intelligence-mcp

Agent payments ecosystem intelligence. Scans GitHub/HN/npm across AP2, ACP, x402, MPP, UCP.

Finance & CryptoPayments & trading

Responded568 ms13 / 22

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