<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Marketdata App · marketdata-app-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/pipeworx-io-marketdata-app/marketdata-app-mcp.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] marketdata-app-mcp: Authorization (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0c147-50a6-7341-a75c-4fa4a90134e8</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0c147-50a6-7341-a75c-4fa4a90134e8</guid><description>Authorization (fail → pass). Compared against 2026-09-20.</description><pubDate>Mon, 21 Sep 2026 00:04:31 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[CRITICAL] marketdata-app-mcp: Authorization (pass → fail)</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0bc21-0b1c-706b-ada3-11de36635009</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0bc21-0b1c-706b-ada3-11de36635009</guid><description>Authorization (pass → fail). Compared against 2026-09-19.</description><pubDate>Sun, 20 Sep 2026 00:04:37 GMT</pubDate><category>critical</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] marketdata-app-mcp: Authorization (fail → pass)</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb3-7c00-aec3-533004ae7241</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb3-7c00-aec3-533004ae7241</guid><description>Authorization (fail → pass). Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] marketdata-app-mcp: First check of Authorization (pass)</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb5-74a3-a24d-c8aaa5bc3d0e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb5-74a3-a24d-c8aaa5bc3d0e</guid><description>First check of Authorization (pass). Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>neutral</category><category>check.appeared</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb5-7bf4-bbea-0692c0a2f927</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb5-7bf4-bbea-0692c0a2f927</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb6-7208-957f-1562e2679f37</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb6-7208-957f-1562e2679f37</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb6-7683-9c03-c0a908274bdf</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb6-7683-9c03-c0a908274bdf</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb7-789f-8a13-adb196100e05</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb7-789f-8a13-adb196100e05</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb8-743c-807a-031f6384365e</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b6fa-3cb8-743c-807a-031f6384365e</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-18.</description><pubDate>Sat, 19 Sep 2026 00:04:07 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fc-7553-a520-8e5b6681bd50</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fc-7553-a520-8e5b6681bd50</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:03:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fd-7368-b31d-ddde8d0fb414</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fd-7368-b31d-ddde8d0fb414</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:03:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fd-77f1-a27e-8a32836c4788</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fd-77f1-a27e-8a32836c4788</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:03:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fe-74c9-bcff-52bf092b7d56</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-58fe-74c9-bcff-52bf092b7d56</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:03:33 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-5901-79b8-8b67-ed12ab870e66</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0b1d3-5901-79b8-8b67-ed12ab870e66</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-17.</description><pubDate>Fri, 18 Sep 2026 00:03:33 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7b9-7ed0-88ba-545b419840ca</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7b9-7ed0-88ba-545b419840ca</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7ba-7904-9ecf-6783fb91aaa9</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7ba-7904-9ecf-6783fb91aaa9</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7ba-7e23-b5c3-87e6705a2282</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7ba-7e23-b5c3-87e6705a2282</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bc-724d-b6b4-44db9bec7936</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bc-724d-b6b4-44db9bec7936</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “entity_profile” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bc-76fe-9e1a-e93fa1fbb0b3</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bc-76fe-9e1a-e93fa1fbb0b3</guid><description>Tool “entity_profile” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “polymarket_edge_tracker” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bc-7c1f-823a-6988c46c3c6d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bc-7c1f-823a-6988c46c3c6d</guid><description>Tool “polymarket_edge_tracker” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “polymarket_edges” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bd-7177-be25-207d57636aca</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bd-7177-be25-207d57636aca</guid><description>Tool “polymarket_edges” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “polymarket_fill_risk” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bd-7e9c-9a75-78b0f92a0fcd</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7bd-7e9c-9a75-78b0f92a0fcd</guid><description>Tool “polymarket_fill_risk” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7be-74bb-9a46-ac9a1fb9af6c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7be-74bb-9a46-ac9a1fb9af6c</guid><description>Tool “polymarket_kalshi_spread” rewrote its description, which is the text the model reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7be-793e-9f5d-3b8b6e9cbf58</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0acad-a7be-793e-9f5d-3b8b6e9cbf58</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-16.</description><pubDate>Thu, 17 Sep 2026 00:04:16 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59c8-7517-90b7-3af173ddb76c</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59c8-7517-90b7-3af173ddb76c</guid><description>Tool “ask_pipeworx” rewrote its description, which is the text the model reads. Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:03:14 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59c9-7e01-9279-91526f7e05bf</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59c9-7e01-9279-91526f7e05bf</guid><description>Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads. Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:03:14 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59cb-7a72-a0f4-4cb2de488f31</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59cb-7a72-a0f4-4cb2de488f31</guid><description>Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads. Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:03:14 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: Tool “deep_research” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59ce-7efe-b862-7b4038e896d4</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59ce-7efe-b862-7b4038e896d4</guid><description>Tool “deep_research” rewrote its description, which is the text the model reads. Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:03:14 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] marketdata-app-mcp: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59cf-756a-b5db-37da7e46040d</link><guid isPermaLink="true">https://verifymcp.io/servers/pipeworx-io-marketdata-app/marketdata-app-mcp#chg-chg_01a0a786-59cf-756a-b5db-37da7e46040d</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-15.</description><pubDate>Wed, 16 Sep 2026 00:03:14 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item></channel></rss>