# Cello305 Carddeals MCP server

Source: https://glimind.com/server/mcp-registry%2Fio.github.cello305%2Fcarddeals-mcp
Registry id: `mcp-registry/io.github.cello305/carddeals-mcp`
Status: live (checked 2026-10-27T00:27:03.052Z)

## Verdict

Cello305 Carddeals MCP server answered 99.95% of Glimind's liveness checks over 30 days, better than 35% of MCP servers, with 1181 ms median handshake and 1 outage in 90 days. Its agent-readiness grade is A (93/100) across 3 tools, costing an agent about 605 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.95% | 35% of MCP servers |
| Median handshake latency | 1181 ms | 15% of MCP servers |
| p95 handshake latency | 3251 ms | — |
| Checks in 30 days | 4,923 | — |
| Outages, 90 days | 1 | — |
| Median recovery | 13 min | — |
| Agent-readiness score | 93/100 (A) | 76% of MCP servers |
| Tools | 3 | — |
| Tool-list size for an agent | ~605 tokens | 85% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "cello305-carddeals-mcp-server": {
      "type": "http",
      "url": "https://catalog.carddeals.co/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http cello305-carddeals-mcp-server https://catalog.carddeals.co/mcp
```

## Tools (3)

- `get_gift_card_deals`: Use this when the user asks for complete current provider details for one exact gift-card brand. Accepts a brand slug, product ID such as brand:starbucks, or ex
- `lookup_gift_card_deals`: Use this when the user supplies up to 10 exact CardDeals product IDs or brand slugs to compare in one call. Product IDs use the form brand:starbucks. Do not use
- `search_gift_card_deals`: Use this when the user wants to discover or compare current U.S. gift-card discounts across brands or within a category. Returns structured provider offers and 

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.