create super exclusive birthday cards 1. Open ChatGPT
2. Upload your Photo
3. Paste Prompt (in alt + below) Works well for adults, kids, animals…
PROMPT ENGINEERING
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How to create super exclusive birthday cards with ChatGPT
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RAG System: The Complete Zero-to-Hero Guide 2026
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RAG System: The Complete Zero-to-Hero Guide – 2026! #BigData #Analytics #DataScience #AI #MachineLearning #NLProc #LLM #IoT #IIoT #PyTorch #Python #RStats #TensorFlow #Java #JavaScript #ReactJS #GoLang #CloudComputing #Serverless #DataScientist #Linux #Programming #Coding
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AI agents improve their own control harnesses
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"Auto-Harness: Harnesses That Improve Themselves" What if an AI agent improved the harness that controls how it acts? Thus, instead of humans adjusting prompts, tools, retry rules, and verification for each model, this article explores
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Only boomers fix typos; LLMs understand despite mistakes
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only boomers fix typos in prompts. llms perfectly understand you even if you mistype.
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Stop prompting coding agents, design loops instead – loop engineering
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Stop prompting your coding agents.
The people building Claude Code and Codex don't prompt anymore — they design loops. New video: what loop engineering actually is, the 5 building blocks, and the 2 traps that burn your token budget. https://
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Claude Fable 5 vs Opus 4.8: one-shot test results
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BREAKING Claude Fable 5 went public yesterday, the first Mythos model, the tier above Opus 4.8. So I tested it. Same 3 prompts, Fable 5 vs Opus 4.8, one shot each, no follow-ups. Watch what came back:
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Guide on agentic engineering patterns
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I wrote a whole guide! https://simonwillison.net/guides/agentic-engineering-patterns/ …
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OpenAI unveils Lockdown Mode against prompt injection attacks
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OpenAI unveils Lockdown Mode to protect sensitive #Data from prompt injection attacks
by Anthony Ha @TechCrunch Learn more: https://
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Community-funded Fable run for GTA-VI-caliber open-world game
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Someone should set up a community-funded Fable run with a prompt like: "/loop until you've created a GTA-VI-caliber open-world game with a quality and scope surpassing what is shown in the initial trailers" Happy to write the prompt if someone organizes this!
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Experience with Claude Fable: prompts, cost, iteration, and GLM 5.1
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My experience with Claude Fable. > craft a meticulous prompt
> worry about the cost of the task
> iterate to add more details
> decide to run the prompt on a subfrontier model
> GLM 5.1 processes it laboriously
> it really makes some things work!