https://chengyu.eu/tags/openclaw/Recent content in OpenClaw on Chengyu WangHugo -- gohugo.ioen© 2026 ChengyuSat, 11 Apr 2026 17:33:00 +0000https://chengyu.eu/posts/openclaw-weekend-zero-cost-overhaul/Sat, 11 Apr 2026 17:33:00 +0000https://chengyu.eu/posts/openclaw-weekend-zero-cost-overhaul/When my free Google Cloud credits ran out and Gemini started rate-limiting, I rebuilt OpenClaw’s model chain into a three-tier free-and-cheap failover setup — and rethought which use cases were still worth the tokens.https://chengyu.eu/posts/openclaw-quiz-speed-optimization/Sun, 15 Mar 2026 00:04:00 +0000https://chengyu.eu/posts/openclaw-quiz-speed-optimization/Adding a quiz question was taking 2-3 minutes and getting slower over time — the fix was switching the data file from a JSON array to NDJSON so new items append in one line instead of a full rewrite.https://chengyu.eu/posts/openclaw-api-rate-limit-fix/Sat, 14 Mar 2026 22:00:47 +0000https://chengyu.eu/posts/openclaw-api-rate-limit-fix/Adding more API keys didn’t fix the slowdowns — the real issue was a key that existed in secrets but was never registered for failover, plus session pinning that kept using the same key after a restart.https://chengyu.eu/posts/is-openclaw-worth-it/Thu, 12 Mar 2026 09:00:22 +0000https://chengyu.eu/posts/is-openclaw-worth-it/An honest review after months of daily use, from when it was still called ClawdBot: genuinely useful for memory, reminders, and lightweight investing research — but with real drift and security caveats.https://chengyu.eu/posts/configuring-blogwatcher/Thu, 12 Feb 2026 15:00:10 +0000https://chengyu.eu/posts/configuring-blogwatcher/Watching an AI-curated information feed surface a YC ’ex technical founder’ listing made one thing click: the real skill now is building systems with AI, not just using it.