---
id: "x-simon-willison"
title: "Simon Willison on X"
creator: "Simon Willison"
creator_url: "https://simonwillison.net/about/"
url: "https://twitter.com/simonw"
level: "intermediate"
level_max: null
category: "top-x-creators"
subcategory: "practitioners"
region: "West"
license: "closed"
license_scope: "linked-resource"
models: ["any"]
source_date: null
date_added: "2026-10-18"
---

[Top X creators](/top-x-creators/index.md)

# Simon Willison on X

by [Simon Willison](https://simonwillison.net/about/)

[Read the original →](https://twitter.com/simonw)

Practical LLM experiments and software-building notes, with links back to detailed write-ups.

Willison connects hands-on software experiments with explanations of model behavior. Use his public account to discover examples, then follow the original write-up to inspect the method and limitations.

Level: [Intermediate](/levels/index.md#intermediate)
Models: any
Category: [Top X creators](/top-x-creators/index.md)
Tags: [public-creator](/tags/public-creator/index.md)
Source date: date not stated
Added: 2026-10-18
Last verified: 2026-10-18
Status: ok
Prerequisites: Assumes familiarity with building software and evaluating model outputs.
Subcategory: [practitioners](/top-x-creators/practitioners/index.md)
Region: West
Original language: en
Access: free
Resource reuse: closed: Public profile, not an open-reuse grant. Read and link to the creator’s original work; no posts are republished here. [Facet definitions](/about/index.md#facets)

Public account linked from the creator’s own website above. This is an editorial selection, not a popularity ranking. X may require login; use the website for longer original work.

Summary in our own words. Rights remain with the original creator. [Credit and correction policy](/about/index.md#credit-policy).

[Plain-text Markdown copy](/top-x-creators/practitioners/x-simon-willison/index.md)