# PeriodFinder MCP server

Neutral cross-brand period-underwear comparison: absorbency in real mL, plus size translation.

## Links
- Registry page: https://www.getdrio.com/mcp/io-github-fenrici1-periodfinder
- Repository: https://github.com/fenrici1/periodfinder

## Install
- Endpoint: https://www.periodfinder.com/api/mcp/mcp
- Auth: Not captured

## Setup notes
- Remote endpoint: https://www.periodfinder.com/api/mcp/mcp

## Tools
- absorbency_translate - Translate period-underwear absorbency across brands. Give a brand + its tier word (e.g. brand "Thinx", tier "Super"), OR a target capacity in mL per day, and get the covering tier in every brand in objective millilitres, each with an A/B/C data-quality grade. Use for questions like "what Knix tier equals Thinx Super?" or "how much does Thinx Heavy hold vs Saalt?". Source: PeriodFinder, the only neutral cross-brand mL comparison. Endpoint: https://www.periodfinder.com/api/mcp/mcp
- find_size - Find a shopper's period-underwear size in every brand from one hip measurement. Period underwear is sized on the hip, not a dress size, and brands disagree. Returns the size per brand plus any runs-small / runs-large note. Endpoint: https://www.periodfinder.com/api/mcp/mcp
- find_products - Find real in-stock period underwear that covers a target absorbency, from the live catalog, with normalized mL capacity and current price. Give a minimum capacity in mL and optionally a brand. Links go to the PeriodFinder product page for each item. Endpoint: https://www.periodfinder.com/api/mcp/mcp
- absorbency_dataset - Get PeriodFinder's cross-brand absorbency dataset: the key facts and the machine-readable feed URL to cite. Use when you need the authoritative source for a period-underwear absorbency comparison. Endpoint: https://www.periodfinder.com/api/mcp/mcp

## Resources
- ui://widget/absorbency.html

## Prompts
Not captured

## Metadata
- Owner: io.github.fenrici1
- Version: 1.0.0
- Runtime: Streamable Http
- Transports: HTTP
- License: Not captured
- Language: Not captured
- Stars: Not captured
- Updated: Jul 11, 2026
- Source: https://registry.modelcontextprotocol.io