Everything published
The full PromptHacker library grows with Weekly Briefings, Deep Dives, Courses, Skills, and Benchmarks.
OpenAI simplified the ChatGPT model picker on June 10, 2026 so Plus and Pro users can choose reasoning levels from the composer. The important habit is simple: choose the model behavior in the interface before you write the prompt.
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This project starts with a simple idea: let the child build an AI model that learns to sort webcam images into categories.
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AI can help you organize wellness notes, sleep trends, wearable summaries, and questions for a clinician. But health data is sensitive. The first move is not a prompt. The first move is an access audit.
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xAI launched Grok for Microsoft Word on June 18, 2026 as a free Microsoft 365 add-in. It can turn notes into structured text, rewrite for clarity, format a document, research with the web or X, create diagrams, and use connectors for recent emails or files in SharePoint and Google Drive.
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OpenAI updated GPT-5.5 Instant on June 24, 2026 with better answers for decisions, advice, planning, research, and shopping. That is easy to skim past as a quality update. Do not.
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Google published AI Boost Bootcamp 201 for marketing teams on June 22, 2026. The course is built around role-specific Gemini workflows instead of abstract AI literacy. That is the right direction. Most teams do not need another "what is AI?" session. They need one repeatable workflow that changes the work next Monday.
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A bonus prediction challenge: ask AI to predict the next World Cup outcome and fact-check it
Read more How to export your resting heart rate data from the Apple Health app in under 2 minutes
Read more The prompt template your team uses to get consistently formatted research outputs
Read more How to use in-place edits to tighten the draft without rewriting anything manually
Read more Which enterprise compliance features are available at GA (audit logs, DLP, sensitivity labels)
Read more The three core use cases: structure rough notes, in-place edits, and consistency normalization
Read more How to create separate Claude identities for different teams (sales vs. engineering)
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How Grok Imagine's June 11 video update turns one product still into a short clip with sound in minutes
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Why the million-token diligence move stops working this week, and what replaces it
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On June 16, 2026, Microsoft announced the general availability of Copilot Cowork worldwide. The headline is not another chat box. Cowork executes complex, long-running, multi-tool tasks from start to finish and hands you a completed result, not a draft and not a recommendation you still have to act on.
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Kids create a hands-on AI project: Build Your Own Trivia Game in Scratch With Free Gemini. A parent or educator helps them build, test, and explain what the AI tool gets right and wrong.
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Heart Rate Variability is one of the more useful numbers your Apple Watch records, and one of the easiest to misread. On any single morning it bounces. A short night, a glass of wine, a hard workout, or a head cold can move it, so the daily reading tells you almost nothing on its own.
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Where a generated clip is good enough, and where you still pay for human production
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Exactly what the June 12 export-control directive said and why it forced a full shutdown of both Mythos-class models.
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Reading a stack of long documents to find the handful of things that actually matter is the most delegatable work an executive does, and the hardest to delegate well. You need the judgment to know what is a real risk, but the task itself is mechanical: read everything, cross-reference it, surface the exceptions.
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Every executive has a Monday ritual that involves opening the same spreadsheet, scanning for what changed, and mentally noting the two or three numbers that need attention. It is not hard work.
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Kids create a hands-on AI project: Your Kid Can Build a Choose-Your-Own-Adventure Story This Weekend With Free AI. A parent or educator helps them build, test, and explain what the AI tool gets right and wrong.
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The frustrating part of most AI assistants has never been the answer. It is the gathering. You copy the ticket out of Linear, paste the email thread from Outlook, dig the spec out of Notion, and only then can you ask your question. By the time the context is assembled, you could have answered it yourself.
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