io.github.daedalus/mcp-sympy

mcp-sympy

Is the io.github.daedalus/mcp-sympy MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.

MCP server that exposes SymPy's symbolic mathematics functionality

alive probed 2026-11-14

171tools

16ktokens in Claude Opus 5.5

8.2 %of Claude's 200k window

6.5×the median server

10.2 sto initialize

592 msto list tools

Run it: uvx mcp-sympy@0.1.0 (stdio, probed in a container with the network off)
Host: pypi.org
Reports itself as: mcp-sympy 4.2.0
Capabilities: logging, prompts, resources, tools
Instructions: none
Of a 1M window: 1.6 % of a 1M context window
Count: 16k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 18k. The o200k_base estimate is 8.1k. Counted again when the tool definitions change. Method.
Repository: https://github.com/daedalus/mcp-sympy
Registry: active, updated 2026-03-29 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 2.03×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
sympy_series	197	97	1 %
sympy_limit	195	96	1 %
sympy_sum	181	89	1 %
sympy_product	179	88	1 %
sympy_diff	171	84	1 %

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

Servers that mention functionality or mathematics.

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.