MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

5071 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
Ramayana Book MCP Server

Valmiki Ramayana verses: lookup, search and verse-of-the-day in 4 languages

Developer ToolsData access / search

Outdated check676 ms13 / 22
ForumDataAPI — Community Posts, Thread Search & Comments MCP Server

Real-time community forum posts, search, nested comments & mentions MCP. OAuth or API key.

Developer ToolsData access / search

Responded702 ms13 / 22
Chiwawa — AI Agent Registry

Search and discover AI agents across A2A and MCP protocols. 2,000+ agents with health tracking.

Developer ToolsCode & DevOps

Responded766 ms13 / 22
Tender MCP

Government tender search for AI agents. UK, EU and US procurement opportunities.

GovernmentCode & DevOps

Responded780 ms13 / 22
NetGrant — Canadian funding

Search 1,300+ live Canadian funding opportunities — grants, tax credits, accelerators, and loans.

Finance & CryptoData access / search

Responded799 ms13 / 22
Best AI Search Agency AEO Report

Free AEO visibility report MCP — run AI search audits for any domain.

Developer ToolsData access / search

Responded884 ms13 / 22
Lifestyle Medicine Knowledge

Semantic search over a 200-chunk ACLM lifestyle medicine knowledge base.

HealthcareKnowledge & memory

Responded949 ms13 / 22
Recordsure website

Read-only tools for recordsure.com: contact card, documents, page search and page content.

OtherFile & docs

Responded1048 ms13 / 22
ServerSearcher

Search and compare dedicated, VPS, GPU and cloud server plans by specs, location and price.

OtherData access / search

Responded1253 ms13 / 22
AIMALL (搜蚁智选)

Pay-per-use API marketplace for AI agents: LLMs, image, TTS, search. Free trial, x402.

MediaCode & DevOps

Outdated check2165 ms13 / 22
KYMA Frequency MCP

Search KYMA369's public frequency library and open sets in the free KYMA app.

Developer ToolsCode & DevOps

Responded3352 ms13 / 22
Gnews

GNews MCP — Global news search via GNews API (gnews.io)

Developer ToolsCode & DevOps

Outdated check6134 ms13 / 22
Firecrawl

Firecrawl MCP — wraps the Firecrawl API (firecrawl.dev) for web scraping / crawling / search…

Developer ToolsBrowser & web scraping

Outdated check6137 ms13 / 22
Caniuse

caniuse MCP — browser feature support tables

Developer ToolsCode & DevOps

Outdated check6155 ms13 / 22
Exa

Exa MCP — neural/semantic web search + content retrieval (exa.ai)

Developer ToolsData access / search

Outdated check6162 ms13 / 22
Erik Bethke's Blog & Knowledge Graph

Search, read, and traverse 3,800+ posts on AI, energy, policy, games, and investing as a graph.

OtherData access / search

Responded12776 ms13 / 22
max4.live

Natural-language search over 8,900+ Max for Live devices for Ableton Live.

OtherData access / search

Responded20555 ms13 / 22
ai.radixia/blog

Search and read the Radixia blog (enterprise AI, cloud, open source) via MCP.

Developer ToolsData access / search

Responded20601 ms13 / 22
io.tooloracle/hoteloracle

Hotel Intelligence MCP — search, price compare, area guides, price calendars via Google Hotels

TravelData access / search

Responded90 ms13 / 22
Arxiv

arXiv MCP — preprint server search (free, no auth)

Developer ToolsCode & DevOps

Outdated check121 ms13 / 22
Commoncrawl

Common Crawl's public web archive — find every time a URL was crawled since 2008 and read the…

Developer ToolsBrowser & web scraping

Outdated check146 ms13 / 22
Crawlgraph

CrawlGraph MCP — backlink intelligence on the public Common Crawl webgraph (4.4B edges, 120M…

Developer ToolsBrowser & web scraping

Outdated check152 ms13 / 22
Adaga Network — Direct Booking Federation

Search and book every Adaga network hotel at once: live availability, exact prices, real booking.

TravelCode & DevOps

Responded53 ms12 / 22
Bidalto: Spanish public tenders

Search open Spanish public-sector tenders, updated daily, and estimate an offer. Read-only.

GovernmentData access / search

Responded55 ms12 / 22

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