// State-Externalizing Harnesses // A new paradigm is emerging on how to effectively build agents and harnesses. If there is a state that the environment can maintain reliably, it probably doesn't belong inside the policy. Move it into the harness, and a 20B model trains
TOOLS
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OpenAI’s Codex reaches 4M weekly users, 5x growth since February
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OpenAI is on a winning streak: Codex passed 4M weekly users, 5x since February. Knowledge workers are now a fifth of them, growing 3x faster than developers. The tool OpenAI built for coders is being adopted fastest by people who don't code. All figures from OpenAI's own
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Humans as bottleneck for AI code quality checks
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Since a lot of comments ask about it, they cannot really say anything about code quality using their methods. In part, the reason humans are the bottleneck is because humans are doing some sort of quality check on output, acting as a needed complement to AI coding.
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LangSmith Fleet Template: TavilyAI Competitor Research Agent
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LangSmith Fleet template spotlight: @TavilyAI Competitor Research Researches companies and summarizes findings in a concise report. A research agent that takes a list of company names, digs deep across the web, and drops findings straight into Slack threads. Try it today:
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Most AI Agents Fail in Production Because They’re Built Backward
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Most AI Agents Fail in Production Because They’re Built Backward! #BigData #Analytics #DataScience #AI #MachineLearning #NLProc #LLM #IoT #IIoT #PyTorch #Python #RStats #TensorFlow #Java #JavaScript #ReactJS #GoLang #CloudComputing #Serverless #DataScientist #Linux #Programming
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NVIDIA AI for Media: Synthetic Video Detector and RTX Upscaling
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NVIDIA AI for Media is bringing real-time AI performance into live and on-demand media workflows. Synthetic Detector delivers up to 92% accuracy with latency as low as 22 ms for AI video authenticity checks. RTX Super Resolution and Frame Generation upscale
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GitHub repo for AI engineering toolkit, contribute new tools
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Github Repo: https://
github.com/Sumanth077/ai-
engineering-toolkit
… Feel free to add new tools and contribute! -

AI Engineering Toolkit: 100+ Libraries for LLMs, RAG, AI Agents
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AI Engineering Toolkit! I have curated a list of 100+ libraries and frameworks for training, fine-tuning, building, evaluating and deploying LLMs, RAG, and AI Agents. Categories of LLM Libraries include: • Vector Databases – Store and retrieve embeddings efficiently.
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GLM 5.1 outperforms Kimi 2.6, Composer 2.5 smarter but with RL-fried issues
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A note about why GLM 5.1 over Kimi 2.6. I found the former to be more capable on domains I'm working on, significantly so. Composer 2.5 seems smarter than Kimi, but exhibits RL-fried behavior, which causes much friction in interactive coding…
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AI simulations: test business choices risk-free, boost confidence
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AI simulations help leaders test business choices before real money is at risk. By modeling customers, competitors, and market reactions, teams can compare options, find weak points, and decide with more confidence. Microblog @antgrasso
