# Theluckystrike Dunning Letters MCP server

Source: https://glimind.com/server/mcp-registry%2Fio.github.theluckystrike%2Fdunning-letters
Registry id: `mcp-registry/io.github.theluckystrike/dunning-letters`
Status: dead (checked 2026-10-21T12:55:52.895Z)

## Measurements (30 days)

- Uptime: 25.35%
- Checks: 351
- Outages (90 days): 418

## Install

```json
{
  "mcpServers": {
    "theluckystrike-dunning-letters-mcp-serve": {
      "type": "http",
      "url": "https://mcp.zovo.one/mcp/dunning-letters"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http theluckystrike-dunning-letters-mcp-serve https://mcp.zovo.one/mcp/dunning-letters
```

## Tools (11)

- `aging_summary`: The aging summary across every unpaid invoice: current, 1-30, 31-60, 61-90 and 91+ day buckets, with counts and totals in integer cents, per currency. This is t
- `chase_today`: The day's chase list: which invoices cross an escalation threshold today, which letter to send each and how long it has been waiting, what falls due in the next
- `invoice_delete`: Delete an invoice entered wrongly, by id or reference: the record, its payments and its letter history. The id is not reissued, so a gap in the DUN series is th
- `invoice_register`: Start chasing an unpaid invoice: register the client, the invoice reference, the amount in integer cents, the currency and the due date, and get the three-lette
- `invoice_status`: One chased invoice in full: what was billed, what has been paid and what is still owed, every letter sent with its date, the escalation schedule with each stage
- `letter_render`: Chase an unpaid invoice: generate the letter for the current stage of the ladder -- reminder 1 (polite), reminder 2 (firm, with the late fees note) or the final
- `letter_sent`: Record that a chase letter was actually sent, with its date, so the ladder advances to the next stage. Letters go out in order: reminder 2 cannot be recorded be
- `license_activate`: Turn Pro on for this connection with key, an MCPL1.<payload>.<signature> issued at checkout for this server or the bundle. Data under your token stays; a wrong 
- `license_status`: Report this endpoint's licence state for your token as JSON: the product, the tier free or pro, why it is not Pro, and the checkout URL. Call it to explain a fr
- `overdue_list`: Every unpaid invoice past its due date: how many days late, what is still owed, which letters have gone out, and what is due next and when. Sorted by days late,
- `payment_record`: Record money received against a chased invoice, in whole MINOR units: a part payment lowers what is still chased, a payment that covers the balance closes the l

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