# Food Logger MCP

> Hosted Model Context Protocol server for food logging, nutrition lookup, daily summaries, and meal photo calorie/macro estimates.

Food Logger MCP lets MCP clients connect to a hosted food diary and nutrition estimation service at `https://foodlog.sig.ai/api/mcp`.

## Primary Links

- Website and demo: https://foodlog.sig.ai/
- MCP integration guide: https://foodlog.sig.ai/mcp
- Account and trial token: https://foodlog.sig.ai/account
- Raw integration markdown: https://foodlog.sig.ai/mcp-integration.md
- MCP registry metadata: https://foodlog.sig.ai/server.json
- Contact: mcp@sig.ai

## Capabilities

- Search foods by name or barcode, with stable source groups and pagination hints.
- Check account plan and remaining photo-analysis credits.
- Review recent photo-analysis credit grants, spends, and refunds.
- Log meals and snacks with calories, carbs, fat, protein, and micronutrients.
- Create, update, and delete reusable custom foods for recipes and label data.
- Retrieve a single diary entry by id before updating, deleting, or repeating it.
- Use structured JSON responses for diary create, update, delete, repeat, lookup, and list flows, including affected day totals after edits.
- Repeat previous diary entries for common meals.
- Rank frequently logged foods and reuse their latest entry ids.
- Rank top foods by contribution to calories, macros, sodium, sugar, fiber, or saturated fat.
- Show calories, macros, and nutrients remaining against daily targets.
- Delete mistaken target versions or clear all daily targets.
- Set calorie and macro targets with structured JSON responses.
- Measure logging consistency, missed days, and streaks over a date range.
- Analyze meal photos for estimated ingredients, portions, calories, carbs, fat, and protein.
- Break down calories and macros by meal over a day or date range.
- Compare logged nutrition against calorie and macro targets over a date range.
- Summarize daily nutrition totals and targets.
- Export food diary records as CSV or JSON.

## Authentication

The remote MCP endpoint requires an `Authorization: Bearer <token>` header. New users can request a magic-link login at https://foodlog.sig.ai/account and receive 5 trial photo-analysis credits.

## Server Metadata

- Registry name: `ai.sig.foodlog/food-logger`
- Remote transport: Streamable HTTP
- Remote URL: `https://foodlog.sig.ai/api/mcp`