com.yaktool/invoice
yaktool-invoice
Check invoice mandatory fields, validate a draft before issuing, and look up EN 16931 code lists.
alive probed 2026-10-19
4tools
≈ 2.0ktokens, estimate
≈ 1.0 %of Claude's 200k window
1.4×the median server
184 msto initialize
7 msto list tools
- Run it
- npx -y yaktool-invoice-mcp@0.2.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- yaktool-invoice 0.2.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- ≈ 0.2 % of a 1M context window, estimate
- Claude count
- The count_tokens endpoint refused the tool schemas: invalid x-api-key. The estimate stands in.
- Registry
- active, updated 2026-08-26 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
Estimates with the o200k_base tokenizer.
| Tool | o200k estimate | Share of this server |
|---|---|---|
| check_invoice_draft | 849 | 42 % |
| check_invoice_fields | 498 | 25 % |
| lookup_en16931_code | 453 | 23 % |
| list_en16931_vat_category_rules | 213 | 11 % |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The Anthropic count_tokens endpoint refused the tool schemas (invalid x-api-key). A client that validates schemas can refuse them too.