io.github.StudiousXiaoYu/oracle-link

oracle-query

Is the io.github.StudiousXiaoYu/oracle-link MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Oracle MCP Query Server (Node.js) - Read-only SELECT via MCP

alive probed 2026-11-14 · unchanged since 2026-10-30

3tools

1.1ktokens in Claude Opus 5.5

0.5 %of Claude's 200k window

0.4×the median server

333 msto initialize

10 msto list tools

Run it: npx -y @studious-xiaoyu/oracle-link@0.2.2 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: oracle-query 0.2.0
Capabilities: tools
Instructions: none
Of a 1M window: 0.1 % of a 1M context window
Count: 1.1k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 1.1k. The o200k_base estimate is 623. Counted again when the tool definitions change. Method.
Repository: https://github.com/StudiousXiaoYu/oracle-link
Registry: active, updated 2025-12-04 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.75×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
oracle_query	430	246	39 %
oracle_describe_table	362	207	33 %
oracle_list_tables	297	170	27 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention oracle.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.