<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>MarketHeist Backtest · api-mcp · changes | VerifyMCP</title><description>Recorded changes to this MCP component: tools, parameters, capabilities, advisories and trust-score checks. Security-relevant changes by default; append ?materiality=all for everything.</description><link>https://verifymcp.io</link><atom:link href="https://verifymcp.io/servers/io-marketheist-backtest/api-mcp.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] api-mcp: Stability (0.97 → pass)</title><link>https://verifymcp.io/servers/io-marketheist-backtest/api-mcp#chg-chg_01a0be50-5545-7989-89e4-beec85df56e6</link><guid isPermaLink="true">https://verifymcp.io/servers/io-marketheist-backtest/api-mcp#chg-chg_01a0be50-5545-7989-89e4-beec85df56e6</guid><description>Stability (0.97 → pass). Compared against 2026-09-19.</description><pubDate>Sun, 20 Sep 2026 10:15:30 GMT</pubDate><category>security</category><category>neutral</category><category>check.verdict</category></item><item><title>[SECURITY] api-mcp: Tool “analyze_portfolio” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/io-marketheist-backtest/api-mcp#chg-chg_01a0b403-ad14-7740-9680-061b97ea1b36</link><guid isPermaLink="true">https://verifymcp.io/servers/io-marketheist-backtest/api-mcp#chg-chg_01a0b403-ad14-7740-9680-061b97ea1b36</guid><description>Tool “analyze_portfolio” rewrote its description, which is the text the model reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 10:15:34 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] api-mcp: Tool “run_backtest” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/io-marketheist-backtest/api-mcp#chg-chg_01a0b403-ad17-73fa-974c-a9fa82ba8e36</link><guid isPermaLink="true">https://verifymcp.io/servers/io-marketheist-backtest/api-mcp#chg-chg_01a0b403-ad17-73fa-974c-a9fa82ba8e36</guid><description>Tool “run_backtest” rewrote its description, which is the text the model reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 10:15:34 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item></channel></rss>