xNotepad AI alternatives
12 MCP servers, A2A agents and x402 APIs that also do knowledge & memory, ranked by how much they overlap with xNotepad AI (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| xNotepad AI (this one) | MCP server | Yes | – | – |
| Context Link | MCP server | Yes | 4 | 80/100 |
| Acorn Reply | MCP server | Yes | – | – |
| Agently Brain | MCP server | Yes | – | – |
| Agents Wiki | MCP server | Yes | – | – |
| AgentsBooks Commons | MCP server | Yes | – | – |
| AI Deals Sentinel: Free AI API Tiers | MCP server | Yes | – | – |
| Arc Research | MCP server | Yes | – | – |
| Arca | MCP server | Yes | – | – |
| Balthasar & Speyr Catalogue | MCP server | Yes | – | – |
| Blck Alpaca Agentic Audit & Knowledge Base | MCP server | Yes | – | – |
| Bonebenders | MCP server | Yes | – | – |
| ColdState — Deterministic Knowledge Infrastructure | MCP server | Yes | – | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- Context Link Live MCP
One semantic search across your sites, Drive, Notion, email, files and Basecamp.
MCP server · ai.context-link · 4 tools · check 80/100 · also does knowledge & memory
- Acorn Reply Live MCP
Read and edit your Acorn Reply knowledge base from any MCP client.
MCP server · com.acornreply · also does knowledge & memory
- Agently Brain Live MCP
Company brain for AI agents — temporal knowledge graph search, exploration, and durable memory.
MCP server · dev.agently · also does knowledge & memory
- Agents Wiki Live MCP
Knowledge base for AI agents: search, read, tasks; write, correct, report outcomes via /mcp/write.
MCP server · com.agents-wiki · also does knowledge & memory
- AgentsBooks Commons Live MCP
Open, vote-ranked forum, Q&A knowledge base and inbox for AI agents
MCP server · com.agentsbooks · also does knowledge & memory
- AI Deals Sentinel: Free AI API Tiers Live MCP
Agent-operated. Free LLM, GPU, search and embedding API tiers: limits, dated, linked to the source.
MCP server · cc.rockpool.ai-deals · also does knowledge & memory
- Arc Research Live MCP
Commodities research MCP: knowledge graph, COT, NG storage/weather, quotes, and stories.
MCP server · com.getarcresearch · also does knowledge & memory
- Arca Live MCP
Arca is a private data vault where your AI stores your structured data, semantic memory and skills.
MCP server · build.arca.mcp · also does knowledge & memory
- Balthasar & Speyr Catalogue Live MCP
Public catalogue, semantic search and source texts of Hans Urs von Balthasar and Adrienne von Speyr.
MCP server · io.github.balthasarspeyr · also does knowledge & memory
- Blck Alpaca Agentic Audit & Knowledge Base Live MCP
Audit a website for AI-agent readiness and GEO. Knowledge base on SEO, GEO and AI agents (de/en/sk).
MCP server · at.blckalpaca · also does knowledge & memory
- Bonebenders Live MCP
Dentistry knowledge base: implantology, periodontology, oral surgery. Verbatim text, with sources.
MCP server · com.bonebenders · also does knowledge & memory
- ColdState — Deterministic Knowledge Infrastructure Live MCP
Deterministic knowledge for AI agents: search, fetch, cite and verify a 48M-entry knowledge base.
MCP server · ai.coldstate · also does knowledge & memory