# Modular RAG MCP Server

> Use this tool when you need to enable AI assistants to perform document Q&A, semantic search, and knowledge base construction. It solves problems related to information retrieval and generation through a modular and observable framework. The Modular RAG MCP Server takes in natural language inputs and outputs relevant answers, search results, or constructed knowledge bases through the Model Context Protocol.

Canonical page: https://skillsregistry.net/skills/virtualcoder0-rag-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/virtualcoder0-rag-mcp-server

## Description

A modular RAG (Retrieval-Augmented Generation) service framework with pluggable architecture and full observability, enabling AI assistants to perform document Q\&A, semantic search, and knowledge base construction through the Model Context Protocol.

## Trust

- **Trust score (0–1):** 0.76
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/nbs91qfzpy)
- **Repository:** <https://github.com/VirtualCoder0/rag-mcp-server>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "virtualcoder0-rag-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/virtualcoder0-rag-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/virtualcoder0-rag-mcp-server/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt