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We scanned open-source finance MCP servers — here are the four ways API tokens leak

This story is from 2026-09-04. It is preserved in the archive; the latest stories are on the live feed.

In 2026, financial data terminals started shipping MCP interfaces. Data vendors and open-source wrappers now expose market data, fundamentals, and fund flows as MCP tools that any AI client — Claude Code, Cursor, Copilot — can call. That is convenient. It also means every one of those MCP servers h…

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  1. 2026-09-04 01:52 · DEV Community — AI
    We scanned open-source finance MCP servers — here are the four ways API tokens leak

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