io.github.mrfentmen/invoice-mcp
invoice-mcp
Generate and send invoices across carriers (UPS, USPS, FedEx, DHL).
alive probed 2026-10-15
7tools
1.2ktokens in Claude Opus 5.5
1.3ktokens in Claude Code
0.6 %of a 200k context window
619o200k_base estimate
397 msto initialize
11 msto list tools
- Run it
- npx -y invoice-mcp@1.0.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- invoice-mcp 1.0.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/mrfentmen/premium-mcps
- Registry
- active, updated 2026-10-01 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| create_label | 138 | 22 % |
| send_invoice | 110 | 18 % |
| validate_address | 91 | 15 % |
| track_shipment | 91 | 15 % |
| convert_to_pdf | 80 | 13 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.mrfentmen/invoice-mcp)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.