io.github.gsepcore/gsep-mcp
gsep-mcp
AI agent security via MCP: C3 firewall, C4 immune system, C5 action guard, self-evolving prompts.
alive probed 2026-10-14
6tools
1.6ktokens in Claude Opus 5.5
1.7ktokens in Claude Code
0.8 %of a 200k context window
901o200k_base estimate
620 msto initialize
6 msto list tools
- Run it
- npx -y @gsep/mcp@1.0.2 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- gsep-mcp 1.0.0
- 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/gsepcore/gsep-mcp
- Registry
- active, updated 2026-05-05 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| gsep_chat | 190 | 21 % |
| gsep_record_feedback | 176 | 20 % |
| gsep_scan_input | 162 | 18 % |
| gsep_scan_output | 150 | 17 % |
| gsep_scan_actions | 132 | 15 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.gsepcore/gsep-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.