io.github.Achilles1089/pentagonal-mcp
pentagonal
AI smart contract forge — 8-agent security audits, generation, and compilation across 8 chains
alive probed 2026-10-15
7tools
2.0ktokens in Claude Opus 5.5
2.1ktokens in Claude Code
1.0 %of a 200k context window
1.1ko200k_base estimate
1.0 sto initialize
17 msto list tools
- Run it
- npx -y pentagonal-mcp@1.0.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- pentagonal 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/Pentagonal-ai/pentagonal
- Registry
- active, updated 2026-04-12 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| pentagonal_lookup | 297 | 27 % |
| pentagonal_generate | 229 | 21 % |
| pentagonal_audit | 202 | 18 % |
| pentagonal_fix | 145 | 13 % |
| pentagonal_compile | 115 | 10 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.Achilles1089/pentagonal-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.