Anthropic are the only major AI lab to publish the system prompts for their user-facing chat systems. Their system prompt archive now dates all the way back to Claude 3 in July ...；The previous pos...
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Anthropic are the only major AI lab to publish the system prompts for their user-facing chat systems. Their system prompt archive now dates all the way back to Claude 3 in July ...；The previous pos...
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1. Changes in the system prompt between Claude Opus 4.6 and 4.7
原文链接：https://simonwillison.net/2026/Apr/18/opus-system-prompt/#atom-everything
原标题：Changes in the system prompt between Claude Opus 4.6 and 4.7
来源博客：simonwillison.net；发布时间：2026-04-19 07:59:40；评分：27.0
文章说明：Anthropic are the only major AI lab to publish the system prompts for their user-facing chat systems. Their system prompt archive now dates all the way back to Claude 3 in July ...
推荐理由：可快速了解《Changes in the system promp...》的核心结论与实践方法。
- 来源 simonwillison.net
- 评分 27.0
- 分类 ai-ml
- 关键词 LLM, Claude, system prompt
2. Gaussian distributed weights for LLMs
原文链接：https://www.johndcook.com/blog/2026/04/18/qlora/
原标题：Gaussian distributed weights for LLMs
来源博客：johndcook.com；发布时间：2026-04-18 22:49:27；评分：26.0
文章说明：The previous post looked at the FP4 4-bit floating point format. This post will look at another 4-bit floating point format, NF4, and higher precision analogs. NF4 and FP4 are c...
推荐理由：可快速了解《Gaussian distributed weight...》的核心结论与实践方法。
- 来源 johndcook.com
- 评分 26.0
- 分类 ai-ml
- 关键词 LLM, quantization, NF4
3. Claude system prompts as a git timeline
原文链接：https://simonwillison.net/2026/Apr/18/extract-system-prompts/#atom-everything
原标题：Claude system prompts as a git timeline
来源博客：simonwillison.net；发布时间：2026-04-18 20:25:00；评分：26.0
文章说明：Research: Claude system prompts as a git timeline Anthropic publish the system prompts for Claude chat and make that page available as Markdown . I had Claude Code turn that pag...
推荐理由：可快速了解《Claude system prompts as a ...》的核心结论与实践方法。
- 来源 simonwillison.net
- 评分 26.0
- 分类 tools
- 关键词 Git, LLM, Claude
4. Adding a new content type to my blog-to-newsletter tool
原标题：Adding a new content type to my blog-to-newsletter tool
来源博客：simonwillison.net；发布时间：2026-04-18 11:15:36；评分：26.0
文章说明：Agentic Engineering Patterns > Here's an example of a deceptively short prompt that got a quite a lot of work done in a single shot. First, some background. I send out a free Su...
推荐理由：可快速了解《Adding a new content type t...》的核心结论与实践方法。
- 来源 simonwillison.net
- 评分 26.0
- 分类 engineering
- 关键词 agentic, automation, engineering
5. 4-bit floating point FP4
原文链接：https://www.johndcook.com/blog/2026/04/17/fp4/
原标题：4-bit floating point FP4
来源博客：johndcook.com；发布时间：2026-04-18 09:08:54；评分：26.0
文章说明：In ancient times, floating point numbers were stored in 32 bits. Then somewhere along the way 64 bits became standard. The C programming language retains the ancient lore, using...
推荐理由：可快速了解《4-bit floating point FP4》的核心结论与实践方法。
- 来源 johndcook.com
- 评分 26.0
- 分类 ai-ml
- 关键词 floating point, quantization, numerical analysis
6. The electromechanical angle computer inside the B-52 bomber's star tracker
原文链接：http://www.righto.com/2026/04/B-52-star-tracker-angle-computer.html
原标题：The electromechanical angle computer inside the B-52 bomber's star tracker
来源博客：righto.com；发布时间：2026-04-19 00:24:00；评分：25.0
文章说明：Before GPS, how did aircraft navigate? One important technique was celestial navigation: navigating from the positions of the stars, planets, or the sun. While celestial navigat...
推荐理由：可快速了解《The electromechanical angle...》的核心结论与实践方法。
- 来源 righto.com
- 评分 25.0
- 分类 engineering
- 关键词 hardware, navigation, systems
7. Follow-Up Regarding App Store Reviews, Which Are Definitely Busted
原文链接：https://daringfireball.net/linked/2026/04/16/app-store-reviews-are-busted
原标题：Follow-Up Regarding App Store Reviews, Which Are Definitely Busted
来源博客：daringfireball.net；发布时间：2026-04-18 08:31:16；评分：25.0
文章说明：I wrote yesterday: And the apps that do the right thing — like Godier’s Current — and never solicit a review like a needy hustler are penalized. On Mastodon, Steven Troughton-Sm...
推荐理由：可快速了解《Follow-Up Regarding App Sto...》的核心结论与实践方法。
- 来源 daringfireball.net
- 评分 25.0
- 分类 opinion
- 关键词 App Store, mobile dev, growth
8. Join us at PyCon US 2026 in Long Beach - we have new AI and security tracks this year
原文链接：https://simonwillison.net/2026/Apr/17/pycon-us-2026/#atom-everything
原标题：Join us at PyCon US 2026 in Long Beach - we have new AI and security tracks this year
来源博客：simonwillison.net；发布时间：2026-04-18 07:59:03；评分：24.0
文章说明：This year's PyCon US is coming up next month from May 13th to May 19th, with the core conference talks from Friday 15th to Sunday 17th and tutorial and sprint days either side. ...
推荐理由：可快速了解《Join us at PyCon US 2026 in...》的核心结论与实践方法。
- 来源 simonwillison.net
- 评分 24.0
- 分类 tools
- 关键词 Python, PyCon, community
9. datasette 1.0a28
原文链接：https://simonwillison.net/2026/Apr/17/datasette/#atom-everything
原标题：datasette 1.0a28
来源博客：simonwillison.net；发布时间：2026-04-17 12:01:56；评分：24.0
文章说明：Release: datasette 1.0a28 I was upgrading Datasette Cloud to 1.0a27 and discovered a nasty collection of accidental breakages caused by changes in that alpha. This new alpha add...
推荐理由：可快速了解《datasette 1.0a28》的核心结论与实践方法。
- 来源 simonwillison.net
- 评分 24.0
- 分类 tools
- 关键词 Datasette, SQLite, data-tools
10. We Are All Playing Politics at Work
原文链接：https://idiallo.com/blog/we-are-playing-politics?src=feed
原标题：We Are All Playing Politics at Work
来源博客：idiallo.com；发布时间：2026-04-18 11:00:00；评分：23.0
文章说明：Politics is any discussion where the truth doesn't steer the course of action. Most of us like to think we are above it. We believe that in our daily jobs, we are rational actor...
推荐理由：可快速了解《We Are All Playing Politics...》的核心结论与实践方法。
- 来源 idiallo.com
- 评分 23.0
- 分类 opinion
- 关键词 career, soft skills, workplace