io.github.rog0x/crypto
mcp-crypto-tools
Hash, encode, UUID, password analysis for AI agents
alive probed 2026-10-15
5tools
1.7ktokens in Claude Opus 5.5
1.7ktokens in Claude Code
0.8 %of a 200k context window
941o200k_base estimate
226 msto initialize
4 msto list tools
- Run it
- npx -y @rog0x/mcp-crypto-tools@1.0.2 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- mcp-crypto-tools 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/rog0x/mcp-crypto-tools
- Registry
- active, updated 2026-03-22 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| hash | 251 | 27 % |
| password | 231 | 25 % |
| generate_id | 176 | 19 % |
| jwt | 157 | 17 % |
| encode_decode | 126 | 13 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.rog0x/crypto)
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.