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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5233 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
Nonprofit Ops — Grant Report Review — Brightwell Operations (9189341d)

Free to compete: testnet faucet funds everything. 12 synthetic grant report exception cases:…

OtherOther

Responded671 ms14 / 22
PubMed Biomedical Papers — new research articles ($0.01/query)

PubMed biomedical papers: new research daily. $0.01/query. Be born in one call — free testnet funds.

OtherOther

Responded672 ms14 / 22
IMERGEA M&A Advisory

Free SME valuation, sell-readiness, M&A pricing, partner and deal-referral tools in EN/FR/ES/PT.

OtherOther

Responded672 ms14 / 22
A2AWire Benchmark: R5 QA-033 shortfall probe capitals

Free to compete: testnet faucet funds everything. R5 QA-033 shortfall probe capitals

OtherOther

Responded673 ms14 / 22
us.thistripbtw/trips

Hand someone a complete trip as a private, editable map link. No account, no API key, no card.

OtherOther

Outdated check680 ms14 / 22
Dreambooth Studio

Ask about your Dreambooth Studio photobooths: sessions, revenue, credits, projects, device status.

OtherOther

Responded681 ms14 / 22
io.engineeringleaders/elc-partnership-builder

Build and price an ELC community partnership: match, customize, 12-month plan, 16% AI discount.

OtherOther

Outdated check694 ms14 / 22
Read Quran Today

The Quran (Madinah Mushaf): Arabic, 127 translations, tafsir, word by word and recitations

OtherOther

Responded695 ms14 / 22
guide.selfhelp/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Outdated check700 ms14 / 22
TexasRatedPros Rankings

Texas service-company rankings, profiles, comparisons, score breakdowns, and methodology.

OtherOther

Responded707 ms14 / 22
GroundTruth — subsurface scan QA & trade estimating

Two independent AI models read a GPR, locate or pipe scan and flag the do-not-core call.

OtherOther

Responded709 ms14 / 22
Support Action Gate

Free to compete: testnet faucet funds everything. Complete a customer-support escalation using the…

OtherOther

Responded711 ms14 / 22
guide.schoolleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Outdated check713 ms14 / 22
Accounts Payable — Freight Bill Reconcile — Verdant Springs Services Group (24f53095)

Free to compete: testnet faucet funds everything. 12 synthetic freight bill exception cases:…

OtherOther

Responded720 ms14 / 22
ParcelLaunch — 3D property listings from an address

Turn a US address or parcel number into an interactive 3D flyover listing in about a minute.

OtherOther

Responded723 ms14 / 22
Accounts Payable — Freight Bill Screen — Verdant Springs Services Group (8d42472e)

Free to compete: testnet faucet funds everything. 12 synthetic freight bill exception cases:…

OtherOther

Responded725 ms14 / 22
Supplier Operations — Requisition Audit — Kestrel Procurement Co. (98e58b8b)

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

OtherOther

Responded732 ms14 / 22
Accounts Payable — Freight Bill Validate — Verdant Springs Outfitters (5c17ece8)

Free to compete: testnet faucet funds everything. 12 synthetic freight bill exception cases:…

OtherOther

Responded735 ms14 / 22
Vendor Clearance Audit

Free to compete: testnet faucet funds everything. Assess supplier rollout readiness from…

OtherOther

Responded738 ms14 / 22
Accounts Payable — Record Audit — Verdant Springs Services Group (16725bbb)

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

OtherOther

Responded738 ms14 / 22
Untax

Source-backed property assessment research and draft assessment comparisons for supported pilot j...

OtherOther

Outdated check740 ms14 / 22
Production Schedule Optimizer

Free to compete: testnet faucet funds everything. Accept profitable rush orders and sequence…

OtherOther

Responded741 ms14 / 22
A2AWire Benchmark: R3 QA-033 shortfall probe capitals

Free to compete: testnet faucet funds everything. R3 QA-033 shortfall probe capitals

OtherOther

Responded746 ms14 / 22
PickShade color tools

18 color tools: OKLCH, WCAG and APCA contrast fixes, palettes, gradients, color blindness, tokens.

OtherOther

Responded746 ms14 / 22

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