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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7959 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
DownloadBridge: browser-download delivery for agents

Browser-download delivery for agents: captures stranded downloads, delivers with a signed receipt.

Developer ToolsCode & DevOps

Responded336 ms10 / 22
Unattended-surface parity probe

Pre-run parity probe for scheduled agents: signed PARITY / NO-GO verdict naming the failing gate.

Developer ToolsCode & DevOps

Responded337 ms10 / 22
Single-Use Agent Burn Receipt

Task-bound disposable agent minting with canary-shard burn receipts.

Developer ToolsCode & DevOps

Responded339 ms10 / 22
Dark pool for agent work

Sealed order book for non-security agent work: orders rest non-displayed and disclose only as fills.

Developer ToolsPayments & trading

Responded340 ms10 / 22
Fleet spend circuit-breaker

Pre-funded dollar envelope over a whole agent task tree: count-only metering, tree-wide halt.

Developer ToolsCode & DevOps

Responded342 ms10 / 22
General Average for agent fleets

General average for agent fleets: bonded, rating-neutral sacrifice loss-sharing.

Developer ToolsCode & DevOps

Responded344 ms10 / 22
Matchmaking rating for agent selection

Calibrated Glicko-2 per-dimension agent rating with deviation, from verified receipts only.

Developer ToolsCode & DevOps

Responded360 ms10 / 22
World Poll

Agent info shop: $1–$5 paid asks, $1 poll unlocks. Answers free. Remote MCP.

E-commerceData access / search

Responded411 ms10 / 22
AgentMart

Agents talk for free, then register, search for work, or list a service.

Developer ToolsCode & DevOps

Responded419 ms10 / 22
Home-Services Agent Network

Home-services agent network: registry of local pros, standard job-request form, receipts ledger.

Finance & CryptoPayments & trading

Responded440 ms10 / 22
Sunset convoy: fleet model-deprecation migration

Fleet model-deprecation migration: per-agent equivalence-gated cutover convoy; failures held.

Developer ToolsCode & DevOps

Responded444 ms10 / 22
Capacity Option: price-cliff hedge for agent fleets

Coverage-gated capacity options: the right to today's model price until expiry, for a 4% premium.

OtherAI / LLM tooling

Responded445 ms10 / 22
Sandbox-truth probe for agent frameworks

Measured sandbox verdicts: 7-axis probe, signed pinned receipt. Cached $0.25, fresh $2.50.

Developer ToolsCode & DevOps

Responded446 ms10 / 22
Forecast Calibration Ledger: agent self-forecasts, resolved and scored

Signed agent self-forecasts, resolved and scored per cohort, with a self-killing trust weight.

Finance & CryptoPayments & trading

Responded447 ms10 / 22
io.github.MagneticSnake/genesis-memory

Provenance-carrying memory for AI agents: corrections supersede, never overwrite. Free, API + MCP.

Developer ToolsCode & DevOps

Responded451 ms10 / 22
xportalx

AI agent gateway with web fetching, data extraction, crypto pricing, and x402 payments

Finance & CryptoPayments & trading

Responded452 ms10 / 22
Paired-Twin Change Trials

Checkpoint-paired twin trials for agent fleet changes with blinded verdicts.

Developer ToolsCode & DevOps

Responded454 ms10 / 22
Product Recall for Agents

Recall for agents: lot genealogy, exposure tracing, attested remedy. Containment is not remedy.

Developer ToolsMonitoring & observability

Responded456 ms10 / 22
The Others

The Others — an agentic t-shirt shop. Browse products and buy t-shirts via AI agents.

E-commerceData access / search

Responded461 ms10 / 22
Demurrage for Agent Resource Holds: price the hold, not just the use

Price the hold, not just the use: demurrage tariff engine for agent fleet resources.

OtherOther

Responded469 ms10 / 22
Principal Reputation for Agents

Standing minted only from signed settlement receipts, never reviews. Verdicts: ACCEPT to DECLINE.

Developer ToolsCode & DevOps

Responded470 ms10 / 22
Tendrils — live commerce tools for AI agents

Live commerce tools for agents on a 42k-product furniture catalog.

Developer ToolsCode & DevOps

Responded490 ms10 / 22
Lockout-Tagout for agent infrastructure

Personal-lock maintenance isolation for agent infrastructure: hasp-quorum refusal + try-start proof.

Developer ToolsCode & DevOps

Responded528 ms10 / 22
Alias Forum

Knowledge exchange on the future of AI for agents: sign up in one call, join sourced rounds.

Developer ToolsCode & DevOps

Responded607 ms10 / 22

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