io.github.YforC/antoskill
antoskill
A package manager for Agent Skills — discover, vet, and pin them across Claude Code and Codex.
alive probed 2026-10-15
12tools
3.0ktokens in Claude Opus 5.5
3.1ktokens in Claude Code
1.5 %of a 200k context window
1.7ko200k_base estimate
311 msto initialize
14 msto list tools
- Run it
- npx -y antoskill@0.2.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- antoskill 0.2.0
- 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/YforC/AntoSkills
- Registry
- active, updated 2026-06-15 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| install_skills | 328 | 20 % |
| activate_profile | 238 | 14 % |
| update_skill | 195 | 12 % |
| define_profile | 145 | 9 % |
| sync | 141 | 9 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.YforC/antoskill)
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.