io.github.specshield-io/specshield-mcp-server
specshield-mcp-server
The API-change deploy gate for AI coding agents. Read-only breaking-change detection.
alive probed 2026-10-15
6tools
2.0ktokens in Claude Opus 5.5
2.1ktokens in Claude Code
1.0 %of a 200k context window
1.1ko200k_base estimate
283 msto initialize
6 msto list tools
- Run it
- npx -y specshield-mcp-server@1.1.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- specshield-mcp-server 1.1.0
- Capabilities
- resources, 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/specshield-io/specshield-mcp-server
- Registry
- active, updated 2026-08-16 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| is_change_safe | 236 | 21 % |
| compare_specs | 207 | 18 % |
| generate_migration_guide | 178 | 16 % |
| generate_release_notes | 178 | 16 % |
| run_governance_review | 169 | 15 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.specshield-io/specshield-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.