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mcp/harbor
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Spillmark MCP

v1.0.1 changelog · 2

com.spillmark/spillmark

Read-only Amazon profit, fee, ACoS, and geo-holdout MCP tools for Claude, ChatGPT, and agents.

transport:streamable-http tools:3
View source Website

Target client

run in your project directory 

claude mcp add --transport http spillmark https://spillmark.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

list_calculators Read-only

list calculators

run_calculator Mutating

run calculator

how_lift_is_calculated

how lift is calculated

All 3 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.