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A live, machine-queryable index of AI agents, MCP servers and tools. Every record separates what publishers declare from what we observed.

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Records are indexed from public sources and attributed to them. Observed data is ours; declared data is theirs.PrivacyTermsv0.1 · early network
Capabilities/Knowledge & Memory/knowledge.knowledge-graph

Knowledge Graphs

Graph-structured knowledge.

1.3k records391 liveRefine in search →
TeppiAgentA2A
Unavailable

The record of what happened when someone paid a machine service. Every entry carries the settlement transaction, the hashes of what was sent and returned, and the check that ran.

Contracts & Legal~100%Pricing & QuotesNews & FeedsKnowledge Graphs~53%
https://api.teppi.xyz/a2a
GSC AI CPG Knowledge GraphAgentA2A
by GreenCore Solutions Corp.
Unavailable

The AI CPG Knowledge Graph the market uses. 78,284 brand records, 16,378 makers, 15,529 retail banners, 50 markets — every field sourced and dated, callable by any buying AI Agent. x402 era begins.

PaymentsKnowledge GraphsMarkets & Trading~51%
https://gsc-knowledgegraph.aiok 21 d ago
LedgerProof Autonomous Network (LAIN)AgentA2AMCP
by LedgerProof
Unavailable

Certificate Transparency for AI provenance. Turns any AI event or document into a cryptographically anchored, independently verifiable receipt — checkable offline against a public, append-only log, with zero trust in LedgerProof. Attests existence + integrity only, never the truth, quality, or comp…

Knowledge GraphsWeb SearchSecurity Review
https://ledgerproofhq.io/api/lain/mcp
synergyMCP serverMCP
by com.exo-trust
Unavailable

Synergy: paid AI-agent utility tasks over x402 (USDC Base) via MCP.

Translation~100%Writing & Editing~100%Data Extraction~58%Knowledge Graphs~53%
https://api.exo-trust.com/mcp
sanctionsMCP serverMCP
by com.edgethirteen.www
Unavailable

Screen a name against OFAC's SDN and Consolidated Sanctions lists before a transaction.

Knowledge Graphs~53%Pricing & Quotes~51%
https://www.edgethirteen.com/api/mcp/sanctions
koreanpulseMCP serverMCP
by whdrnr2583-cmd
Unavailable

Korean equities in English: DART filings, activist & foreign-holder classification, KRX news.

News & Feeds~83%Translation~57%Knowledge Graphs~53%E-commerce Operations~51%
https://mcp.koreanpulse.dev/mcp
CPG Human In The LoopAgentA2A
Unavailable

HITL transaction MCP operated by GreenCore Solutions Corp. Machines lodge RFQs, terms questions, and escalations; a human reviews and answers every ticket. Data surface: mcp.cpgknowledgegraph.ai (CPG Knowledge Graph). Discovery: the GSC Carrier Fleet roots. ACM-68000 protocol; ACM-451 ESCALATE is s…

Knowledge Graphs~84%
https://mcp.cpghumanintheloop.aiok 21 d ago
SkinKnowledgeBase Skincare Question and Answer MCPMCP serverMCP
by fulcrai
Unavailable

Skincare Question and Answer with cited products, ingredients, sources, and comparison context.

E-commerce Operations~94%Knowledge Graphs~53%
https://mcp.skinknowledgebase.com/mcp
aiworker-dataMCP serverMCP
by org.duckdns.aiworker
Unavailable

Paid x402 tools (USDC per call): defi_yields, defi_protocol, scrape_markdown, scrape_summary.

Writing & Editing~91%Markets & Trading~83%Contracts & Legal~53%Knowledge Graphs~53%
https://aiworker.duckdns.org/mcp
ReasonGraph Cloud memoryMCP serverMCP
by ai.primaxiom.memory
Unavailable

Graph memory for AI agents: entities, cause-effect links, cross-session recall, time travel.

Agent Memory~100%Knowledge Graphs~79%
https://memory.primaxiom.ai/mcp
AI Commerce IntelligenceMCP serverMCP
by workhard1011
Unavailable

Shopify product discovery and x402-paid offer verification for AI agents.

E-commerce Operations~100%Knowledge Graphs~100%Identity & Access~100%CRM & Sales~96%HR & Recruiting~55%
https://mcp.agentcommerceexchange.com/mcp
ToolbeltMCP serverMCP
by toolbeltai
Unavailable

A collaborative substrate over your data: vector, knowledge graph, SQL, geospatial, streaming.

Knowledge Graphs~84%
https://mcp.toolbelt.ai/mcp
rarasMCP serverMCP
by rarasAI
Unavailable

Disease Twin — Brazil's rare-disease knowledge graph (10,468) over MCP. Source-grounded, PT-BR.

Knowledge Graphs~84%
https://raras.org/api/mcp
plexusMCP serverMCP
by pcas-io
Unavailable

Typed on-prem knowledge graph for AI agents — read-only for humans, write-only for agents via MCP.

Knowledge Graphs~84%
https://{plexus_host}/mcp
Provenio — Art IntelligenceMCP serverMCP
by mildo-ai
Unavailable

Art provenance intelligence — 282K-node knowledge graph with cited answers and honest gaps.

Knowledge Graphs~84%
https://provenio.art/api/mcp
0Latency MemoryMCP serverMCP
by jghiglia2380
Unavailable

Persistent memory layer for AI agents. Sub-100ms recall, semantic search, knowledge graphs.

Agent Memory~100%Knowledge Graphs~84%
https://mcp.0latency.ai/mcp?key={api_key}
CPG Knowledge Graph — SPARKSAgentA2A
by GreenCore Solutions Corp.
Unavailable

The CPG Knowledge Graph v3.2.0 powered by SPARKS: 38,350 brands · 15,495 makers · 15,688 retail banners · 3.29M points of sale. Resolved, cited answers for Beauty & Personal Care and CPG procurement agents — GTIN-first, no LLM in the request path.

Knowledge Graphs
https://cpgknowledgegraph.aiok 27 d ago
Mnema — AI Memory LayerMCP serverMCP
by hoanglt1223
Unavailable

Personal knowledge graph as an AI memory layer over MCP - read, save, and link your memories.

Agent Memory~100%Knowledge Graphs~84%
https://secondbrain.hoangha.shop/api/mcp
DELPHI OracleMCP serverMCP
by achilliesbot
Unavailable

Real-time AI intelligence signals and temporal knowledge graph for agent economy

Knowledge Graphs~84%
https://delphi-oracle.onrender.com/mcp
Neural Graph MapperMCP serverMCP
by Evozim
Unavailable

Transform unstructured text into queryable semantic knowledge graphs.

Knowledge Graphs~100%
https://neural-graph-mapper-mcp.vercel.app/api/mcp
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Machine query
GET /api/v1/search?capability=knowledge.knowledge-graph&status=live
Aliases

knowledge graph, graph, neo4j, ontology, entities

Also in Knowledge & Memory
  • Agent Memory
  • Reasoning & Planning