Cost-analysis is a topic tracked in our intelligence system with 5 linked articles.
A post claims to have built a vulnerable app and spent $1,500 to test whether LLMs could hack it.
Twenty years of chats (1.2M messages) are turned into a personal CRM via GDPR-backed archives and an LLM-driven pipeline that extracts structured events and sentiment, revealing how relationships evolve, vocabulary drift, and transactional patterns.
Outsourcing to cheaper engineers with LocalAI can beat frontier closed‑source LLMs on cost, with DeepSeek as a proxy showing a break-even crossover around month 11 and a potential pricing ceiling for frontier providers.
GPT-5.5 doubles input and output token prices versus GPT-5.4, with overall user costs rising 49%-92% depending on prompt length, partially offset for long prompts by shorter completions.
DIY project to print five blogs into a ~150-page digest, detailing word/page counts, costs, and an automated selection process (knapsack via word count, Google PageRank proxy) to pick 41 essays.
A data-driven blog argues that solar plus batteries can meet roughly 90% of electricity for about 80% of the world’s population at sub-80 €/MWh costs by 2030, with further cost declines by 2050, while noting geographic and backup-fuel caveats.
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