<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>Polymarket on MK's Lab</title><link>https://blog.mklee.org/tags/polymarket/</link><description>Recent content in Polymarket on MK's Lab</description><generator>Hugo -- 0.146.0</generator><language>zh-tw</language><lastBuildDate>Mon, 27 Apr 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://blog.mklee.org/tags/polymarket/index.xml" rel="self" type="application/rss+xml"/><item><title>Cron 連 3 天 0 信號的 root cause：subprocess timeout + 2>/dev/null 是 silent fail trap</title><link>https://blog.mklee.org/posts/2026-04-27-cron-silent-fail-family/</link><pubDate>Mon, 27 Apr 2026 00:00:00 +0000</pubDate><guid>https://blog.mklee.org/posts/2026-04-27-cron-silent-fail-family/</guid><description>Polymarket bot 連續 3 天回報 0 訊號，看起來像政治冷淡期。實際是 subprocess timeout + 2&amp;gt;/dev/null 的三層 silent。記錄 root cause + 一個 silent fail 家族 + cron pipeline 三條通則。</description></item><item><title>Polymarket Bot 架構升級：讓便宜模型做苦力，貴的模型做決策</title><link>https://blog.mklee.org/posts/polymarket-bot-architecture/</link><pubDate>Tue, 03 Mar 2026 00:00:00 +0000</pubDate><guid>https://blog.mklee.org/posts/polymarket-bot-architecture/</guid><description>一個自動化預測市場交易 bot 的架構演進：從全自主 agent 到分層決策系統，用低成本模型收集資料、高階模型審閱下單。</description></item></channel></rss>