io.github.jmthomasofficial/x402-mcp-server
jmt-x402-agent-tools
JMT x402: 35 pay-per-call Base/USDC tools for agents, auto-paid via x402 v2. No API key.
alive probed 2026-10-14
25tools
3.9ktokens in Claude Opus 5.5
4.2ktokens in Claude Code
2.0 %of a 200k context window
2.1ko200k_base estimate
616 msto initialize
6 msto list tools
- Run it
- npx -y @jmthomasofficial/x402-mcp-server@2.0.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- jmt-x402-agent-tools 2.0.0
- 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/jmthomasofficial/x402-mcp-server.git
- 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 |
|---|---|---|
| sec_filing_analyzer | 114 | 5 % |
| hash | 98 | 5 % |
| crypto_price | 97 | 5 % |
| summarize | 96 | 5 % |
| text_diff | 90 | 4 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.jmthomasofficial/x402-mcp-server)
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.