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ai Sep 07 Ask HN: How do you know a prompt is "complex" for an AI model? Every developer using LLM APIs faces the same arithmetic. Frontier models like Claude Sonnet are reliable, but they cost more and run slower than the smaller alternatives sitting right next to them in the model catalog. Haiku, Gem... ai Sep 07 Show HN: Can you tell a real tweet of a certain user from an AI one? A research team at the University of Konstanz and the University of Graz has built a website where anyone can test whether they can tell human-written social media posts from AI-generated ones. The site, socialsimbench.com, shows... ai Sep 07 A look at Anthropic's Labs team Anthropic's approach to building products has a secret weapon: a small, restless team that operates like a startup inside the AI company. As the firm prepares for its public offering, the Labs group is quietly responsible for some... ai Sep 07 Tell HN: OpenAI brings back 5 hour limit for plus and business standard users OpenAI appears to have reinstated usage limits that restrict Plus and Business Standard users to a five-hour window, a constraint that had been lifted previously. The change was flagged by a Hacker News user who noticed the limits... ai Sep 07 Ask HN: What LLM are you using? A simple question on Hacker News has sparked a broader conversation about how developers choose between the growing number of large language models available today. A user asked the community whether any curated list exists rankin... ai Sep 07 Show HN: LLM Council: survival-of-the-fittest multi-modal deliberation A new open-source tool takes a different approach to getting reliable answers from AI models: make them argue with each other. LLM Council, released last month, queries multiple frontier language models in parallel, anonymizes the... ai Sep 07 Show HN: Send flowers from your AI agent and make your mum happy An AI agent can now send your mother flowers without you lifting a finger. A new Model Context Protocol server lets language models trigger real-world flower deliveries, part of a growing push to give AI agents the ability to inte... ai Sep 07 Easy Local Copilot with VS Code and Lemonade GitHub Copilot's rising subscription costs have pushed some developers to look for alternatives that keep their code local and their wallets intact. A recent guide demonstrates how to wire up VS Code's built-in Copilot chat interf... ai Sep 07 Ask HN: Best sentence corpora with native audio for language learning? A language learning community member is sounding the alarm about Glossika, one of the most popular tools for mass-sentence language acquisition, and the search for alternatives is exposing a gap in the market for structured, audio... ai Sep 07 Tracarbon: Track GPU power and carbon emissions while running local LLMs As local language models grow larger and developers run them on increasingly powerful hardware, the energy cost of inference has become a measurable concern. Tracarbon, an open-source Python library, gives developers a way to trac...