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

Publisher portfolio

Yarmoluk

Explore the MCP servers published by Yarmoluk, with independent connection checks, performance measurements, and setup instructions for each project.

Listed servers
5

Active projects in this portfolio. Deleted and deprecated registry rows are excluded.

Sampled servers
3

Active servers with a recorded connection probe

Latest probe connected
3

Latest stored probe connected. This is not a live guarantee.

Repositories
5

Distinct source repositories linked by the active listings

Portfolio overview

MCP servers

Compare connection status and measurements. Open a server for its tools, check results, and client configuration.

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
NVIDIA AI CKG

NVIDIA AI knowledge graphs — 20 domains. 4x F1, 11x fewer tokens, SHA-256 provenance. MCP-native.

Developer ToolsCode & DevOps

Responded475 ms12 / 22
NVIDIA NemoClaw CKG

NVIDIA NemoClaw knowledge graph — 55 nodes, F1 0.576 (+269% vs RAG), 11x fewer tokens. MCP-native.

Developer ToolsCode & DevOps

Responded740 ms12 / 22
Salesforce AgentForce CKG

Salesforce AgentForce knowledge graph — 40 nodes, Einstein Trust Layer, 11x fewer tokens than RAG.

Marketing & SalesCode & DevOps

Responded458 ms12 / 22
io.github.Yarmoluk/ckg-mcp

97-domain knowledge graphs for AI agents — 4× F1 of RAG, 11× fewer tokens. MCP-native.

Developer ToolsCode & DevOps

Not measuredNot measured4 / 6Not checked yet
io.github.Yarmoluk/ckg-nemotron-perplexity

NVIDIA Nemotron + Perplexity Sonar as knowledge graphs — 2 domains, 83 nodes. MCP-native.

Developer ToolsCode & DevOps

Not measuredNot measured4 / 6Not checked yet

Company & identity

About Yarmoluk

Yarmoluk publishes MCP servers under the io.github.Yarmoluk namespace. This namespace is associated with a GitHub login in the MCP Registry.

Namespace verification connects the publisher to its registry identity. It does not certify the security of individual servers.

Source repositories