io.github.Evozim/m2mcent
M2MCent Universal Gateway
x402 payment wrapper for AI Agents and MCP Servers. USDC settlements on Base L2.
alive probed 2026-10-15
2tools
387tokens in Claude Opus 5.5
407tokens in Claude Code
0.2 %of a 200k context window
226o200k_base estimate
343 msto initialize
9 msto list tools
- Run it
- npx -y m2mcent-sdk@1.0.5 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- M2MCent Universal Gateway 1.0.4
- 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/Evozim/m2mcent-sdk
- Registry
- active, updated 2026-08-16 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| execute_m2mcent_tool | 138 | 61 % |
| search_m2mcent_catalog | 88 | 39 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.Evozim/m2mcent)
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.