io.github.theYahia/cbr-mcp
cbr-mcp
MCP server for Central Bank of Russia API — currency rates, key rate, precious metals, conversion.
alive probed 2026-10-14
5tools
897tokens in Claude Opus 5.5
957tokens in Claude Code
0.4 %of a 200k context window
486o200k_base estimate
381 msto initialize
12 msto list tools
- Run it
- npx -y @theyahia/cbr-mcp@1.0.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- cbr-mcp 1.0.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/theYahia/cbr-mcp
- Registry
- active, updated 2026-03-31 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| convert_currency | 164 | 34 % |
| get_currency_rate | 106 | 22 % |
| get_precious_metals | 92 | 19 % |
| get_daily_rates | 77 | 16 % |
| get_key_rate | 47 | 10 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.theYahia/cbr-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.