io.github.1clawAI/1claw-mcp
1Claw Vault
HSM-backed vault secrets for AI agents (JIT fetch) plus prompt-injection and threat scanning.
alive probed 2026-10-14
112tools
30ktokens in Claude Opus 5.5
31ktokens in Claude Code
14.9 %of a 200k context window
17ko200k_base estimate
1.6 sto initialize
36 msto list tools
- Run it
- npx -y @1claw/mcp@0.56.3 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- 1claw 0.56.3
- Capabilities
- completions, logging, resources, 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/1clawAI/1claw-mcp
- Website
- https://1claw.xyz
- Registry
- active, updated 2026-08-24 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| submit_transaction | 764 | 5 % |
| sign_transaction | 706 | 4 % |
| grant_access | 451 | 3 % |
| create_binding | 426 | 3 % |
| share_secret | 302 | 2 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.1clawAI/1claw-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.