io.github.mrfentmen/avianne-mcp
avianne-mcp
Query the Avianne & Co. catalog: search engagement rings, wedding bands, watches and jewelry.
alive probed 2026-10-17
6tools
883tokens in Claude Opus 5.5
0.4 %of Claude's 200k window
0.4×the median server
302 msto initialize
9 msto list tools
- Run it
- npx -y avianne-mcp@1.0.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- avianne-mcp 1.0.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 883 tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 955. The o200k_base estimate is 498. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/mrfentmen/premium-mcps
- Registry
- active, updated 2026-10-17 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.77×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| search_products | 213 | 120 | 24 % |
| list_newest | 177 | 100 | 20 % |
| find_deals | 154 | 87 | 17 % |
| price_overview | 129 | 73 | 15 % |
| get_product | 126 | 71 | 14 % |
Same tool set as 1 other server
These registry entries have the same tool names and the same schema sizes.
- io.github.mrfentmen/ifandco-mcp npmjs.com
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.