io.github.spranab/brainstorm-mcp

brainstorm

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

Multi-model AI brainstorming debates with code review and quick perspectives

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

7tools

3.8ktokens in Claude Opus 5.5

1.9 %of Claude's 200k window

1.5×the median server

416 msto initialize

12 msto list tools

Run it: npx -y brainstorm-mcp@1.8.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: brainstorm 1.8.0
Capabilities: tools
Instructions: none
Of a 1M window: 0.4 % of a 1M context window
Count: 3.8k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 3.9k. The o200k_base estimate is 2.2k. Counted again when the tool definitions change. Method.
Repository: https://github.com/spranab/brainstorm-mcp
Registry: active, updated 2026-09-29 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.69×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
brainstorm	1 217	719	32 %
add_provider	743	439	20 %
brainstorm_review	511	302	14 %
brainstorm_collect	445	263	12 %
brainstorm_quick	430	254	11 %

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

Servers that mention brainstorm.

Atlas Red mind maps com.atlas-red/mind-map · needs auth
BrainstormRouter MCP Server io.github.justinjilg/brainstormrouter · needs auth
bstorms.ai — Free Execution Playbooks + Agent Brainstorming io.github.pouria3/bstorms · alive
io.talebuddy/talebuddy · needs auth
Stormap io.github.boriskendev/stormap · alive

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.