15 stories tagged simon-willison, newest first.
22 points by havaloc | 12 comments
Simon Willison's blog post about Chirp Pong, a two-player phone game in static HTML that syncs game state via audio chirps, built with Claude Code.
632 points by dcastm | 237 comments
Blog post investigating whether AI labs are optimizing their LLMs for Simon Willison's 'SVG of a pelican riding a bicycle' informal benchmark.
717 points by yakkomajuri | 542 comments
Simon Willison's annotated slides from a five-minute PyCon US 2026 lightning talk summarizing the last six months of LLM developments.
460 points by r4um | 264 comments
Simon Willison's guide index of patterns for getting good results from coding agents like Claude Code and OpenAI Codex, covering principles, testing, and prompts.
331 points by simonw | 93 comments
Simon Willison's blog post describing useful patterns for building single-file HTML/JavaScript/CSS tools, mostly written with LLMs, with examples.
450 points by tosh | 304 comments
Short blog post by Simon Willison proposing the analogy that an LLM is a lossy encyclopedia, and advising users to supply correct examples rather than rely on recall.
406 points by vismit2000 | 109 comments
Simon Willison's annotated presentation of his Bay Area AI Security Meetup talk on prompt injection, the lethal trifecta, and securing MCP-based systems.
866 points by swyx | 216 comments
Simon Willison's writeup of his AI Engineer World's Fair keynote reviewing six months of LLM releases, compared by having each model draw a pelican on a bicycle.
494 points by simonw | 157 comments
Simon Willison's blog post announcing LLM 0.26, which adds tool support to his LLM CLI and Python library via Python functions and tool plugins.
339 points by ulrischa | 264 comments
Simon Willison blog post arguing that LLM hallucinations in code are the least harmful kind of mistake because running the code exposes them immediately.
380 points by zdw | 253 comments
Simon Willison blog post sharing a 1979 IBM training page stating a computer can never be held accountable and so must never make a management decision.
926 points by ulrischa | 431 comments
Simon Willison blog post marking ten years of XKCD 1425 'Tasks', noting bird photo recognition went from research-level to trivial with vision models.
463 points by sebg | 164 comments
Simon Willison's blog post with video, slides, and transcript of his webinar talk explaining prompt injection and why proposed defenses fall short.
474 points by simonw | 373 comments
Simon Willison blog post arguing that people should be plainly told ChatGPT lies, rather than debating terms like hallucination.
640 points by duck | 483 comments
Simon Willison blog post on how ChatGPT and Copilot make him more ambitious with side projects, illustrated by building a tool to archive ChatGPT conversations.