# Longevity Research Intelligence

> MCP server providing structured access to a curated longevity research knowledge base.

## Overview

This server indexes ~10,000 longevity research documents from sources including
Bryan Johnson's Blueprint, Peter Attia's podcast, Huberman Lab, r/longevity,
Lifespan.io, and Longevity.technology. It provides hybrid semantic + keyword
search with AI-powered question answering grounded in the corpus.

## MCP Server

- **Endpoint**: https://insight.funeralflowers.fun/mcp
- **Transport**: Streamable HTTP
- **Server name**: longevity-perception
- **Version**: 0.5.0

## Tools

### list_documents

List documents in the knowledge base. Returns document IDs and titles.

**Input**:
- source (string, optional): Filter by source ID
- tag (string, optional): Filter by tag
- offset (integer, optional): Pagination offset (default: 0)
- limit (integer, optional): Max results 1-100 (default: 50)

**Output**: Array of { id, title }

### search_documents

Search the corpus using hybrid semantic + keyword search.

**Input**:
- query (string, required): Search query
- limit (integer, optional): Max results 1-20 (default: 5)
- source (string, optional): Filter by source ID
- tag (string, optional): Filter by tag

**Output**: Array of { id, title, snippet, score, source, tags }

### ask_documents

Ask a question. Searches documents and generates a grounded answer using LLM.

**Input**:
- query (string, required): Question to answer
- document_count (integer, optional): Context docs 1-10 (default: 5)

**Output**: { answer: string, sources: string[] }

## REST API

- **POST /api/ask**: Ask a question (JSON: { query, stream? })
- **GET /health**: Service health and document count

## Data Sources

| Source | Docs | Type |
|--------|------|------|
| Bryan Johnson | 25 | Newsletter / Blueprint |
| Peter Attia | 5 | Podcast |
| Huberman Lab | 5 | Podcast |
| r/longevity | 57 | Reddit (curated, citations required) |
| Lifespan.io | 2,275 | Research news (WP REST API) |
| Longevity.technology | 7,510 | Industry news (WP REST API) |

## Usage

Connect via MCP client to https://insight.funeralflowers.fun/mcp using Streamable HTTP transport.