# French Grocery (npm · fr-grocery-mcp)

Search, compare and manage E.Leclerc Drive and Super U grocery carts without ordering.

- Trust score: 75/100 (medium)
- Change this week: +5
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-11-05

## Components

- npm · `fr-grocery-mcp`: 75/100 (this document), [markdown](https://verifymcp.io/servers/maxime-desmarchelier-fr-grocery-mcp/fr-grocery-mcp.md), [page](https://verifymcp.io/servers/maxime-desmarchelier-fr-grocery-mcp/fr-grocery-mcp)

## Channel facts

- Registry: `npm`
- Package: `fr-grocery-mcp`
- Version: `0.1.1`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-11-05.

- **Supply Chain Security**: 98/100
  - No malware found by supply-chain analysis.
  - No known CVEs affecting this package version or its production dependencies.
  - No install/post-install scripts declared.
  - 32 of 112 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 48/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 9 days ago).
  - Publishes a security disclosure policy (SECURITY.md).
- **Schema Quality & AI Usability**: 72/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 1067 tokens (~97/item across 11 items; 11 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 33/100
  - Stability observed for 10 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
  - Structured output schemas are declared (100% of tools); any adoption earns full credit.
- **Tool Safety**: 100/100
  - No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.
  - All 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation.
  - An AI judge read all 12 captured unit(s) of tool text and found none that tries to manipulate the model reading it.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### How do I install the French Grocery MCP server?

French Grocery runs locally as an npm package, launched with npx -y fr-grocery-mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

### Claude

```bash
claude mcp add maxime-desmarchelier-fr-grocery-mcp -- npx -y fr-grocery-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "maxime-desmarchelier-fr-grocery-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "fr-grocery-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "maxime-desmarchelier-fr-grocery-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "fr-grocery-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add maxime-desmarchelier-fr-grocery-mcp -- npx -y fr-grocery-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "maxime-desmarchelier-fr-grocery-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "fr-grocery-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add maxime-desmarchelier-fr-grocery-mcp --command npx --arg -y --arg fr-grocery-mcp
```

### Hermes

```yaml
mcp_servers:
  maxime-desmarchelier-fr-grocery-mcp:
    command: "npx"
    args: ["-y", "fr-grocery-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "maxime-desmarchelier-fr-grocery-mcp": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "fr-grocery-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add maxime-desmarchelier-fr-grocery-mcp -t stdio -c npx -a -y fr-grocery-mcp
```

### Other

```json
{
  "mcpServers": {
    "maxime-desmarchelier-fr-grocery-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "fr-grocery-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-11-05 (score 75, +1)

No change was recorded against any check on this day. Stability & Change Management went from 30 to 33. That category is still filling its 30-day observation window: 9 days of observed history at the previous scan, 10 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-11-04 (score 74, +4)

- [functional improvement] Stability: unverified → 0.30

### 2026-10-27 (score 70, +15)

- [security improvement] Malware scan: unverified → pass

### 2026-10-26 (score 55)

First indexed and scored.

## MCP tools (11)

### `list_stores` (~60 tokens)

Available retailers

Lists the plugged-in retailers and their capabilities (product page, store selection, minimum order, booked slot). With check: true, also checks that each session responds and shows the active store.

Input parameters:

- `check` (boolean): query each site (read-only)

Output parameters:

- `stores` (array)

### `search_products` (~109 tokens)

Search products

Searches the retailer's catalogue. For each product: id, label (brand and size included), price, price per kg/l/piece, availability, typed promotions (immediate, multibuy, loyalty) and best net offer.

Input parameters:

- `limit` (integer): maximum number of products
- `query` (string, required): short search term (in French), e.g. "spaghetti", "boeuf haché 5%"
- `store` (string, required): retailer (see list_stores)

Output parameters:

- `products` (array)
- `query` (string)
- `store` (string)
- `total` (number): products reported by the site, across all pages

### `get_product` (~79 tokens)

Product details

Reads a product page: ingredient list (allergens in capitals, possible traces), allergen statement if the site provides it, and origin. Ingredients are null for a raw product (fruit, fresh meat).

Input parameters:

- `product_id` (string, required): retailer product identifier (id field of search_products)
- `store` (string, required): retailer (see list_stores)

Output parameters:

- `allergens` (string|null): separate allergen statement, if the site provides it
- `id` (string)
- `ingredients` (string|null): ingredient list as displayed (allergens in capitals); null for a raw product
- `name` (string)
- `origin` (string|null): origin declared on the product page, if any
- `store` (string)

### `get_cart` (~45 tokens)

Read the cart

Reads the retailer's actual cart: lines (id, label, quantity, line total, unit price) and total.

Input parameters:

- `store` (string, required): retailer (see list_stores)

Output parameters:

- `lines` (array)
- `store` (string)
- `total_eur` (number|null)

### `get_order_conditions` (~67 tokens)

Order conditions

Reads, for one retailer or all of them (store omitted), the selected store, the booked slot, the next pickup and delivery slots (structured dates) and the minimum order. Books nothing.

Input parameters:

- `store` (string): retailer; omitted = all of them, one after the other

Output parameters:

- `stores` (array)

### `add_to_cart` (~70 tokens)

Add to cart

Adds units of a product on top of those already present, then reads the cart back to confirm.

Input parameters:

- `product_id` (string, required): retailer product identifier (id field of search_products)
- `quantity` (integer): sale units to add
- `store` (string, required): retailer (see list_stores)

Output parameters:

- `cart_total_eur` (number|null)
- `confirmed` (boolean): true if the cart read back holds the targeted quantity
- `expected_quantity` (number)
- `line`
- `product_id` (string)
- `store` (string)

### `set_quantity` (~75 tokens)

Set a quantity

Sets a product's quantity in the cart (replaces the current one; 0 removes the product), then reads the cart back.

Input parameters:

- `product_id` (string, required): retailer product identifier (id field of search_products)
- `quantity` (integer, required): desired final quantity
- `store` (string, required): retailer (see list_stores)

Output parameters:

- `cart_total_eur` (number|null)
- `confirmed` (boolean): true if the cart read back holds the targeted quantity
- `expected_quantity` (number)
- `line`
- `product_id` (string)
- `store` (string)

### `remove_from_cart` (~53 tokens)

Remove from cart

Removes a product from the cart entirely, then reads the cart back.

Input parameters:

- `product_id` (string, required): retailer product identifier (id field of search_products)
- `store` (string, required): retailer (see list_stores)

Output parameters:

- `cart_total_eur` (number|null)
- `confirmed` (boolean): true if the cart read back holds the targeted quantity
- `expected_quantity` (number)
- `line`
- `product_id` (string)
- `store` (string)

### `find_stores` (~63 tokens)

Find a store

The retailer's stores around a postcode or town, nearest first (if the retailer supports it, see list_stores).

Input parameters:

- `query` (string, required): postcode or town, e.g. "75011"
- `store` (string, required): retailer (see list_stores)

Output parameters:

- `locations` (array)
- `query` (string)
- `store` (string)

### `set_store` (~72 tokens)

Select the store

Selects the retailer's active store among the find_stores results and remembers it. The site session must be on this store: on "session expired", open it on the site.

Input parameters:

- `store` (string, required): retailer (see list_stores)
- `store_id` (string, required): id field of find_stores

Output parameters:

- `selected` (object)
- `store` (string)

### `compare_carts` (~46 tokens)

Compare carts

Reads each retailer's cart: total, lines, minimum order and missing amount, next slots. Sorted from cheapest to most expensive.

Input parameters:

- `mode` (string): targeted fulfilment mode

Output parameters:

- `cheapest` (string|null): retailer with the cheapest non-empty cart
- `mode` (string)
- `stores` (array)

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/maxime-desmarchelier-fr-grocery-mcp/fr-grocery-mcp#diagnostics

## Score history

- 2026-11-05: 75
- 2026-11-04: 74
- 2026-11-03: 70
- 2026-11-02: 70
- 2026-11-01: 70
- 2026-10-31: 70
- 2026-10-30: 70
- 2026-10-29: 70
- 2026-10-28: 70
- 2026-10-27: 70
- 2026-10-26: 55

## Common questions

### What is the French Grocery MCP server?

French Grocery is an MCP server listed in the public MCP registry as io.github.maxime-desmarchelier/fr-grocery-mcp. Search, compare and manage E.Leclerc Drive and Super U grocery carts without ordering. This page covers its npm package (fr-grocery-mcp).

### Is the French Grocery MCP server safe to use?

French Grocery scores 75 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 5 November 2026. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

### What tools does the French Grocery MCP server expose?

French Grocery exposes 11 tools: list_stores, search_products, get_product, get_cart, get_order_conditions, and 6 more. Their descriptions and schemas cost roughly 739 tokens of context every time the server is loaded.

### Is the French Grocery MCP server still maintained?

French Grocery is still listed as active in the MCP registry. We last reached this channel on 5 November 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

### What licence is the French Grocery MCP server under?

French Grocery declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.

## Links

- npm package: https://www.npmjs.com/package/fr-grocery-mcp
- Socket report: https://socket.dev/npm/package/fr-grocery-mcp
- Repository: https://github.com/maxime-desmarchelier/fr-grocery-mcp
- Changelog RSS feed: https://verifymcp.io/servers/maxime-desmarchelier-fr-grocery-mcp/fr-grocery-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/maxime-desmarchelier-fr-grocery-mcp/fr-grocery-mcp.json
- HTML version of this page: https://verifymcp.io/servers/maxime-desmarchelier-fr-grocery-mcp/fr-grocery-mcp