mcpcost

io.github.renanlido/custom-mcp-database

database_mcp

Is the io.github.renanlido/custom-mcp-database MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Run alias-based queries against PostgreSQL, MySQL, MongoDB and Oracle without exposing credentials.

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

4tools
1.0ktokens in Claude Opus 5.5
0.5 %of Claude's 200k window
0.4×the median server
4.2 sto initialize
6 msto list tools
Run it
uvx custom-mcp-database@0.6.2 (stdio, probed in a container with the network off)
Host
pypi.org
Reports itself as
database_mcp 1.30.0
Capabilities
experimental, prompts, resources, tools
Instructions
none
Of a 1M window
0.1 % of a 1M context window
Count
1.0k 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 549. Counted again when the tool definitions change. Method.
Repository
https://github.com/renanlido/custom-mcp-database
Registry
active, updated 2026-06-20 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.83×.

Tool≈ Claude tokenso200k estimateShare of this server
db_execute_query58331958 %
db_security_status1468015 %
db_list_collections1397614 %
db_list_aliases1357413 %

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

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