<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Blocksize Agentic Market Intelligence · mcp-server · 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/info-blocksize-mcp-agentic-payments/mcp-server.xml" rel="self" type="application/rss+xml"/><item><title>[SECURITY] mcp-server: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a06b74-ea1e-7c87-a735-a106310e1bf8</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a06b74-ea1e-7c87-a735-a106310e1bf8</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-03.</description><pubDate>Fri, 04 Sep 2026 08:06:59 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] mcp-server: Tool “get_pricing_info” rewrote its description, which is the text the model reads</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a04241-2ecd-7b18-bebc-5a80eb8208b1</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a04241-2ecd-7b18-bebc-5a80eb8208b1</guid><description>Tool “get_pricing_info” rewrote its description, which is the text the model reads. Compared against 2026-08-26.</description><pubDate>Thu, 27 Aug 2026 08:06:03 GMT</pubDate><category>security</category><category>neutral</category><category>tool.description_changed</category></item><item><title>[SECURITY] mcp-server: The server rewrote its instructions, which are the text every model session reads</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a04241-2ef8-759b-9ab3-954f12eee93a</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a04241-2ef8-759b-9ab3-954f12eee93a</guid><description>The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-26.</description><pubDate>Thu, 27 Aug 2026 08:06:03 GMT</pubDate><category>security</category><category>neutral</category><category>server.instructions_changed</category></item><item><title>[SECURITY] mcp-server: Stability (0.97 → pass)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a037f4-0f32-79c4-8a4d-fcb093b7f6c2</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_01a037f4-0f32-79c4-8a4d-fcb093b7f6c2</guid><description>Stability (0.97 → pass). Compared against 2026-08-24.</description><pubDate>Tue, 25 Aug 2026 08:05:36 GMT</pubDate><category>security</category><category>neutral</category><category>check.verdict</category></item><item><title>[SECURITY] mcp-server: Transport (fail → pass)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad86-72e7-a66a-6cd7e6037c8f</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad86-72e7-a66a-6cd7e6037c8f</guid><description>Transport (fail → pass). Compared against 2026-08-04.</description><pubDate>Wed, 05 Aug 2026 08:02:07 GMT</pubDate><category>security</category><category>improvement</category><category>check.verdict</category></item><item><title>[SECURITY] mcp-server: Authorization (unverified → partial)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad88-7185-98d8-b85655b611fa</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad88-7185-98d8-b85655b611fa</guid><description>Authorization (unverified → partial). Compared against 2026-08-04.</description><pubDate>Wed, 05 Aug 2026 08:02:07 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] mcp-server: TLS certificate (unverified → pass)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad8a-7e1b-bc9a-eeec366c3552</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad8a-7e1b-bc9a-eeec366c3552</guid><description>TLS certificate (unverified → pass). Compared against 2026-08-04.</description><pubDate>Wed, 05 Aug 2026 08:02:07 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] mcp-server: HSTS header (unverified → pass)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad8b-771a-a24a-fafa440f1afa</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fd0f1-ad8b-771a-a24a-fafa440f1afa</guid><description>HSTS header (unverified → pass). Compared against 2026-08-04.</description><pubDate>Wed, 05 Aug 2026 08:02:07 GMT</pubDate><category>security</category><category>improvement</category><category>check.reverified</category></item><item><title>[SECURITY] mcp-server: Authorization (partial → unverified)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2c9-70eb-a37a-8a9a53854ca8</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2c9-70eb-a37a-8a9a53854ca8</guid><description>Authorization (partial → unverified). Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 08:10:06 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] mcp-server: TLS certificate (pass → unverified)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2ca-757d-90fe-46fc3c35e7dc</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2ca-757d-90fe-46fc3c35e7dc</guid><description>TLS certificate (pass → unverified). Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 08:10:06 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item><item><title>[SECURITY] mcp-server: Transport (pass → fail)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2ce-70f6-90c4-4b6dde755ffb</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2ce-70f6-90c4-4b6dde755ffb</guid><description>Transport (pass → fail). Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 08:10:06 GMT</pubDate><category>security</category><category>regression</category><category>check.verdict</category></item><item><title>[SECURITY] mcp-server: HSTS header (pass → unverified)</title><link>https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2cf-734a-be34-f4c3f0648b11</link><guid isPermaLink="true">https://verifymcp.io/servers/info-blocksize-mcp-agentic-payments/mcp-server#chg-chg_019fcbd2-a2cf-734a-be34-f4c3f0648b11</guid><description>HSTS header (pass → unverified). Compared against 2026-08-03.</description><pubDate>Tue, 04 Aug 2026 08:10:06 GMT</pubDate><category>security</category><category>regression</category><category>check.unverifiable</category></item></channel></rss>