io.github.csacanam/lotero
lotero
Provably fair on-chain slot machine for AI agents: x402 spins on Base, Chainlink VRF results.
alive probed 2026-10-15
5tools
1.2ktokens in Claude Opus 5.5
1.3ktokens in Claude Code
0.6 %of a 200k context window
708o200k_base estimate
210 msto initialize
5 msto list tools
- Run it
- npx -y lotero-mcp@0.1.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- lotero 0.1.0
- 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/csacanam/lotero-core
- Registry
- active, updated 2026-07-12 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| spin | 199 | 28 % |
| get_round | 185 | 26 % |
| claim | 134 | 19 % |
| get_balances | 115 | 16 % |
| get_contract_health | 75 | 11 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.csacanam/lotero)
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.