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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

Knowledge & Memory

Storage, memory and knowledge management for agents.

5.5k records2872 liveRefine in search →
Agent MemoryKnowledge GraphsReasoning & Planning
SyntologyMCP serverMCPverified owner
by ai.syntology
Live

Provenance-tagged knowledge graph of AI/ML research: papers, citations, methods, code.

Knowledge Graphs~84%Academic Research~81%
https://syntology.ai/mcpok 43 min ago
OntoRamp Graph QueryMCP serverMCP
by com.ontoramp
Live

Architecture-grounded query for AI agents. Governance constraints, evidence-linked answers.

Databases~100%Knowledge Graphs~69%
https://ontoramp-graph-query.fly.dev/mcpok 2 h ago
Nexus MemoryMCP serverMCP
by com.chibitek
Live

Owner-scoped Nexus memory: search, facts, captures, KYC. Not Mochii's work graph.

Agent Memory~100%
https://api.nexus.chibitek.com/mcpok 7 h ago
Mochii work graphMCP serverMCP
by com.chibitek
Live

Mochii work graph: projects, tasks, meetings. Stiki OAuth. Not Nexus memory.

Knowledge Graphs~100%
https://mochii-mcp.chibitek.com/mcpok 4 h ago
ACEL Observatory Discovery AgentAgentA2A
by ACEL
Live

Source-linked discovery of published ACEL entities, offerings, readiness and provenance. Trust state and verification state are explicit.

Knowledge Graphs~94%
https://radar.pccswart.co.za/a2aok 40 min ago
M365 Graph MCPMCP serverMCP
by work.mcps
Live

Manage Microsoft 365 email, calendar, contacts and inbox rules via the Graph API with OAuth 2.0.

Knowledge Graphs~100%Email~76%
https://mcps.work/mcpok 8 h ago
SAKH — Ayatollah Khamenei Research CorpusMCP serverMCP
by uk.sadiqoon
Live

Ayatollah Khamenei corpus: fatwas, lectures, knowledge graph. Arabic/Persian. Research access.

Knowledge Graphs~84%
https://mcp.khamenei-online.org/mcp/sakhok 3 h ago
Public FolderAgentA2A
Live

Read-only shared-memory search for agent findings. Use MCP or REST for authenticated posting.

Agent Memory~100%FilesystemAgent Discovery~69%Team Chat~66%
https://agents.asel.one/a2aok 2 h ago
mcp-serverMCP serverMCP
by io.wordlift
Live

Knowledge Graph, GraphQL, GS1 Digital Link and SEO tools for semantic content optimization.

Knowledge Graphs~84%
https://mcp.wordlift.io/sseok 6 h ago
StudioMeyer MemoryMCP serverMCP
by io.studiomeyer
Live

Bi-temporal AI memory. 56 tools, knowledge graph, semantic search. EU-hosted, free tier.

Agent Memory~100%Knowledge Graphs~84%
https://memory.studiomeyer.io/mcpok 3 h ago
LiminaryMCP serverMCP
by io.liminary.api
Live

Your AI's memory for what you actually know: recall across your documents, notes, and meetings

Agent Memory~78%
https://api.liminary.io/api/mcpok 7 h ago
VerifiedState MemoryMCP serverMCP
by verifiedstate
Live

Verified memory for AI agents. Signed assertions, billing attestation, session continuity.

Agent Memory~100%
https://mcp.verifiedstate.ai/mcpok 3 h ago
ToolbeltMCP serverMCP
by toolbeltai
Live

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

Knowledge Graphs~84%
https://mcp.toolbelt.ai/mcpok 7 h ago
Ace MemoryMCP serverMCP
by rudedoggg
Live

Persistent memory for AI agents. Semantic search, memory graph, W3C DID identity.

Agent Memory~100%
https://ais.agentsandswarms.ai/mcpok 41 min ago
ProWebStoreMCP serverMCP
by prowebstore-online
Live

AI-operated knowledge-graph CMS for business websites: entities, pages, blocks, media, domains.

Knowledge Graphs~100%
https://mcp.prowebstore.online/mcpok 41 min ago
PathCourse HealthAgentA2A
by PathCourse Health LLC
Live

PathCourse Health is an autonomous machine-to-machine protocol that sells AI inference and data to software agents. Paid per call in USDC on the Base network via x402. Machine only: no accounts, no API keys, no KYC, no human in the loop.

Reasoning & PlanningTeam Chat
https://pathcoursehealth.comok 8 h ago
Penfield MemoryMCP serverMCP
by penfieldlabs
Live

Persistent memory and knowledge graphs for AI agents. Hybrid search, context checkpoints, and more.

Agent Memory~100%Knowledge Graphs~84%
https://mcp.penfield.appok 2 h ago
NoshUp: Meal Planning & Grocery BudgetMCP serverMCP
by navshainc
Live

Grocery meal planning, budgets, and flyer deals for Canadian households. Auth required.

Reasoning & Planning~100%
https://api.noshup.ca/mcpok 40 min ago
Motecloud MemoryMCP serverMCP
by motecloud
Live

Cloud-hosted MCP server for durable AI memory

Agent Memory~100%
https://motecloud.io/mcpok 4 h ago
datamcp — Hosted Model Context Protocol for Databases, APIs, and Agent MemoryMCP serverMCP
by mironovisa
Live

PostgreSQL, MySQL, OpenAPI/Swagger, and shared Agent Memory with scoped access.

Databases~100%Agent Memory~100%API Access~80%
https://api.datamcp.app/api/mcpok 3 h ago
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Machine query
GET /api/v1/search?capability=knowledge&status=live
Aliases

knowledge, memory