fyi.clairvoyance/mcp
Clairvoyance
Software design skills for AI coding agents, inspired by A Philosophy of Software Design.
alive probed 2026-10-08 · HTTP 200
17tools
3.2ktokens in Claude Opus 5.5
3.3ktokens in Claude Code
1.6 %of a 200k context window
1.9ko200k_base estimate
643 msto initialize
706 msto list tools
- Endpoint
- https://clairvoyance.fyi/mcp (streamable-http)
- Host
- clairvoyance.fyi
- Protocol
- 2025-11-25
- Reports itself as
- fyi.clairvoyance/mcp 1.3.1
- Capabilities
- prompts, tools
- Instructions
- 2 389 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-08. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/codybrom/clairvoyance
- Website
- https://clairvoyance.fyi/mcp
- Registry
- active, updated 2026-10-08 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| fetch-reference | 227 | 12 % |
| red-flags | 168 | 9 % |
| design-review | 135 | 7 % |
| design-it-twice | 133 | 7 % |
| code-evolution | 100 | 5 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/fyi.clairvoyance/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.