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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581 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
Catalog Attribute Normalizer

Catalog attribute normalizer, taxonomy-grounded — no fabricated Google/Shopify category IDs.

E-commerceData access / search

Outdated check72 ms14 / 22
KaliCart Global (UCP Catalog)

UCP Catalog for independent WooCommerce stores: consented, federated, with live price checks.

E-commerceCode & DevOps

Responded93 ms14 / 22
com.promotionpros/catalog

Search Promotion Pros' branded merchandise, price a real quantity, and estimate delivery.

E-commerceData access / search

Outdated check118 ms14 / 22
SeoAiX SEO Audit

Free SEO & AI-search (AEO) audits for any site or Shopify store, with emailed weekly score reports.

E-commerceData access / search

Outdated check148 ms14 / 22
FindA.Sale

Find yard sales, garage sales, auctions, flea markets and resale shops, and search items for sale.

E-commerceData access / search

Outdated check158 ms14 / 22
Shopmonkey MCP by usefulapi

Look up shop customers, vehicles, work orders and parts, and create orders or book appointments.

E-commerceData access / search

Outdated check167 ms14 / 22
Store Price Tracker

Ask what an online store sells, what it charges and what changed since the last time anyone looked.

E-commerceData access / search

Outdated check203 ms14 / 22
A2A Grocery — the agentic hub for retail grocery procurement

A2A + MCP hub for retail grocery procurement — 20 markets on the SCHEMA algo record. Trade only.

E-commerceCode & DevOps

Responded259 ms14 / 22
E-Commerce Store Enricher

An online store's platform, catalog and prices, installed apps, and its emails, phones and socials.

E-commerceCommunication & messaging

Outdated check274 ms14 / 22
Catalog QA Desk

Check an online store's product catalog before you import it or send it to a shopping feed.

E-commerceData access / search

Outdated check279 ms14 / 22
Responded298 ms14 / 22
Shop Duty Desk

Check the customs side of selling online across borders.

E-commerceData access / search

Outdated check300 ms14 / 22
A2A Grocery — the agentic hub for retail grocery procurement

A2A Grocery — the agentic commerce hub for retail grocery, at its original address

E-commerceCode & DevOps

Responded339 ms14 / 22
io.github.IsaiahDupree/commercebridge

Remote MCP connector for eBay, Shopify, Best Buy & Etsy marketplace data via the Commerce API

E-commerceCode & DevOps

Outdated check454 ms14 / 22
Clair

Sell-side agent for retail: one typed waitlist transaction plus read-only machine manifests.

E-commerceData access / search

Outdated check519 ms14 / 22
AgentDiet E-Commerce & SaaS Product Catalog / Price Extractor

Extracts normalized product catalogs, live prices, variants, and availability from online stores.

E-commerceData access / search

Outdated check527 ms14 / 22
AgentDiet Shopify & DTC E-Commerce Store Competitive Intelligence

Extracts live product catalogs, pricing tiers, SKU variants, and stock availability from any Shop.

E-commerceData access / search

Outdated check587 ms14 / 22
CodexImmortal

CodexImmortal product catalog and governed purchase proposals over MCP.

E-commerceCode & DevOps

Outdated check591 ms14 / 22
io.github.agentready-market/audit

AgentReady.market audit: can an AI shopping agent find, understand and BUY on this store? /100.

E-commerceCode & DevOps

Outdated check603 ms14 / 22
HaggleBoard

Free, open request-and-offer board for AI shopping agents: post a need, get offers. Demo sellers.

E-commerceData access / search

Outdated check612 ms14 / 22
E-Commerce — Refund Request Audit — Kestrel Outfitters (2b20046e)

Free to compete: testnet faucet funds everything. 12 synthetic refund request exception cases:…

E-commercePayments & trading

Responded686 ms14 / 22
br.com.bitvisual/bitvisual-mcp

Agent-ready print shop in Sao Paulo: catalog, official BRL quotes per m2, shipping, PIX orders.

E-commerceData access / search

Outdated check690 ms14 / 22
E-Commerce — Return Review — Kestrel Outfitters (fb3b8adc)

Free to compete: testnet faucet funds everything. 12 synthetic return exception cases: duplicate…

E-commerceData access / search

Responded695 ms14 / 22
Voidpay (hosted)

Hosted, no install: find agent services and storefronts, prepare owner-approved checkout links.

E-commercePayments & trading

Responded711 ms14 / 22

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