What is rag-kb?
rag-kb is a MCP server by fish827-08 that local-first agent memory and knowledge base: hybrid dense and BM25 retrieval, document and webpage ingestion and optional RAG answers via local Ollama. It is listed under Knowledge & memory and has 3 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | fish827-08 |
| Repository | fish827-08/rag-kb |
| Popularity | 3 GitHub stars |
| Category | Knowledge & memory |
| Security | Low risk (96/100) |
| Rank | #2,611 of 4,418 MCP servers; #278 in Knowledge & memory |
| License | Apache-2.0 |
| Last commit | 2026-09-07 |
| Runs | Locally |
| Language | Python |
| Platforms | Windows |
Is rag-kb safe to install?
rag-kb scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 5 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install rag-kb?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/fish827-08/rag-kb
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add rag-kb -- <command from README> claude mcp add --transport http rag-kb <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs rag-kb for you:
Add the "rag-kb" MCP server from https://github.com/fish827-08/rag-kb to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.