progscrape: simonwillison.net

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Claude Skills are awesome, maybe a bigger deal than MCP

6 days ago simonwillison.net vibecoding

Vibe engineering

16 days ago simonwillison.net vibecoding

Nanochat

9 days ago simonwillison.net

Living Dangerously with Claude

35 hours ago simonwillison.net

Nvidia DGX Spark: great hardware, early days for the ecosystem

8 days ago simonwillison.net nvidia

Getting DeepSeek-OCR working on an Nvidia Spark via brute force with Claude Code

3 days ago simonwillison.net nvidia

Embracing the parallel coding agent lifestyle

17 days ago simonwillison.net

Designing agentic loops

23 days ago simonwillison.net vibecoding

simonw has vibe-coded 124 useful tools

48 days ago simonwillison.net

GPT-5 Thinking in ChatGPT (a.k.a. Research Goblin) is shockingly good at search

47 days ago simonwillison.net chatgpt gpt

GPT‑5-Codex and upgrades to Codex

38 days ago simonwillison.net

Recreating the Apollo AI adoption rate chart with GPT-5, Python and Pyodide

44 days ago simonwillison.net ai python vibecoding

Claude's new Code Interpreter review

43 days ago simonwillison.net

Google's new AI mode is good, actually

46 days ago simonwillison.net ai google

GPT-5 Thinking in ChatGPT (a.k.a. Research Goblin) is shockingly good at search

46 days ago simonwillison.net chatgpt gpt

An LLM is a lossy encyclopedia

55 days ago simonwillison.net llm

My Lethal Trifecta talk at the Bay Area AI Security Meetup

2 months ago simonwillison.net ai

GPT-5: Key characteristics, pricing and system card

2 months ago simonwillison.net

Teacher AI use is already out of control and it's not ok

2 months ago simonwillison.net ai

The surprise deprecation of GPT-4o for ChatGPT consumers

2 months ago simonwillison.net chatgpt gpt

OpenAI's new open weight (Apache 2) models are good

2 months ago simonwillison.net openai

Nothing to see here (it was Cloudflare crawler hints)

2 months ago simonwillison.net cloudflare

Supabase MCP can leak an entire SQL Database, a lethal trifecta attack

3 months ago simonwillison.net database sql

Serving 200M requests per day with a CGI-bin

3 months ago simonwillison.net

My 2.5 year old laptop can write Space Invaders in JavaScript now (GLM-4.5 Air)

2 months ago simonwillison.net javascript

Grok: Searching X for "From:Elonmusk (Israel or Palestine or Hamas or Gaza)"

3 months ago simonwillison.net

Using fs_usage to see what files a process is using

3 months ago til.simonwillison.net mac

Grok 4

3 months ago simonwillison.net

Grok 4 Heavy Protects it's System prompt

3 months ago simonwillison.net

Mandelbrot in x86 Assembly by Claude

3 months ago simonwillison.net