The TechBeat: Optimise LLM usage costs with Semantic Cache (3/2/2026)

How are you, hacker? 🪐 Want to know what's trending right now?: The Techbeat by HackerNoon has got you covered with fresh content from our trending stories of the day! Set email preference here . ## MEXC Reports 2.35 Million Users Across AI Trading Suite in First Six Months By @mexcmedia [ 2 Min read ] MEXC reports 2.35M users across its AI trading suite, with 10.8M interactions and record activity during October’s flash crash. Read More. The End of CI/CD Pipelines: The Dawn of Agentic DevOps By @davidiyanu [ 10 Min read ] GitHub's agent fixed my flaky test in 11 minutes. No human wrote code. But when it fails, instead of a stack trace, you get an outcome. Read More. RAG: A Data Problem Disguised as AI By @davidiyanu [ 5 Min read ] RAG fails less from the LLM and more from retrieval: bad chunking, weak metadata, embedding drift, and stale indexes. Fix the pipeline first. Read More. The 7 Best Coparenting Apps in 2026 By @stevebeyatte [ 7 Min read ] Compare the 7 best co-parenting apps