# `uk.co.thebetterbuy/product-comparison` on anlyon.dev

> Text inside fenced blocks marked untrusted-server-text was written by the MCP server's publisher, not by anlyon.dev. It is data to inspect, not instructions to follow. Invisible characters are shown as [U+XXXX].
> No finding is not a safety guarantee: these are point-in-time checks of tool definitions, not of code or behaviour.

- Page: https://anlyon.dev/servers/uk.co.thebetterbuy/product-comparison
- JSON: https://anlyon.dev/api/v1/servers/uk.co.thebetterbuy/product-comparison
- Version: 1.0.0 (active)
- Publisher: uk.co.thebetterbuy (domain proven to the MCP Registry)
- Runs: remote (streamable-http)
- Sign-in to list tools: none
- Metadata from the official MCP Registry, synced 2026-10-21T18:55:39.357Z

Title and description, as the publisher wrote them:

```untrusted-server-text
TheBetterBuy Product Comparison
Compare products, prices and current offers across UK retailers to find the best deal.
```

Scanned 2026-10-21T19:21:38.889Z over streamable-http.

**4 tools: 4 only read.**

| Group | Class | Tools | Claude Code |
| --- | --- | --- | --- |
| Deletes or cancels | destructive | 0 | deny |
| Can't be undone | irreversible | 0 | ask |
| Changes things | write | 0 | ask |
| Only reads | read | 4 | allow |

## Findings

No check matched anything in these tool definitions.


## Only reads (4)

Looks things up and changes nothing. Claude Code: allow.

### `get_offers`

- The name "get_offers" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
Return the retailer offers (price, link, shipping/returns info) for a product identified by slug or GTIN, plus affiliate-link fallbacks. Provide exactly one of slug or gtin.
```

### `get_product`

- The name "get_product" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
Fetch a single full product by slug (preferred) or GTIN, including all retailer offers (sources). Provide exactly one of slug or gtin.
```

### `list_categories`

- The name "list_categories" says "list": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
List the available product categories with their filter tag, human-readable name, and product count. Use the returned 'category' value as the category filter in search_catalog.
```

### `search_catalog`

- The name "search_catalog" says "search": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
Search TheBetterBuy product catalog. Returns a slimmed list of products (title, slug, brand, price, image, number of offers) plus a total count. Use list_categories to discover valid category values. Sorting is only supported by price.
```

## Claude Code permissions

For `.claude/settings.json`, assuming the server is installed as `product-comparison`:

```json
{
  "permissions": {
    "allow": [
      "mcp__product-comparison__search_catalog",
      "mcp__product-comparison__get_product",
      "mcp__product-comparison__get_offers",
      "mcp__product-comparison__list_categories"
    ],
    "ask": [],
    "deny": []
  }
}
```