com.x402-list/x402-list-mcp
x402-list-mcp
Find and vet x402 payment APIs before your agent pays one: uptime, price, on-chain volume.
alive probed 2026-10-11 · HTTP 200
7tools
5.1ktokens in Claude Opus 5.5
5.2ktokens in Claude Code
2.6 %of a 200k context window
3.2ko200k_base estimate
613 msto initialize
425 msto list tools
- Endpoint
- https://mcp.x402-list.com/mcp (streamable-http)
- Host
- mcp.x402-list.com
- Protocol
- 2025-11-25
- Reports itself as
- x402-list-mcp 0.5.3
- Capabilities
- tools
- Instructions
- 858 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-08. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/mcccsm/x402-list-mcp
- Website
- https://x402-list.com
- Registry
- active, updated 2026-10-10 · registry entry
- Reachable
- 8 of the last 8 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| x402_assess_services | 731 | 23 % |
| x402_search_services | 663 | 21 % |
| x402_find_best_service | 502 | 16 % |
| x402_change_events | 435 | 14 % |
| x402_facilitator_volumes | 386 | 12 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-11 10:19 | alive | 1.5 s | 7 | 5.1k | 3.2k |
| 2026-10-08 11:07 | alive | 796 ms | 7 | 5.1k | 3.2k |
| 2026-10-05 13:53 | alive | 613 ms | 7 | 5.1k | 3.2k |
| 2026-10-05 00:23 | alive | 507 ms | 7 | 3.2k | |
| 2026-10-04 09:59 | alive | 1.1 s | 7 | 3.2k | |
| 2026-10-04 07:53 | alive | 1.3 s | 7 | 3.2k | |
| 2026-10-03 20:33 | alive | 955 ms | 7 | 3.2k | |
| 2026-10-03 17:50 | alive | 422 ms | 7 | 3.2k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.x402-list/x402-list-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.