ca.jiangzhang.api/signals-api-mcp
AI Signals (Signals API)
Daily AI signals for agents: today's 4 signals, what changed, ranked models and repos
alive probed 2026-10-15 · HTTP 200
5tools
585tokens in Claude Opus 5.5
650tokens in Claude Code
0.3 %of a 200k context window
324o200k_base estimate
129 msto initialize
134 msto list tools
- Endpoint
- https://data.jiangzhang.ca/signals4/mcp (streamable-http)
- Host
- data.jiangzhang.ca
- Protocol
- 2025-11-25
- Reports itself as
- signals-api 1.0.0
- Capabilities
- tools
- Instructions
- 217 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/jiangzhangcc-glitch/signals-api-mcp
- Registry
- active, updated 2026-10-15 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| top_models | 77 | 24 % |
| daily_signals | 74 | 23 % |
| top_repos | 65 | 20 % |
| what_changed | 61 | 19 % |
| archive_days | 47 | 15 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/ca.jiangzhang.api/signals-api-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.