Generating running routes with GPT-6 Astra and ChatGPT Work

תקציר מקורי באנגלית<p>Here's a neat thing I had <a href="https://simonwillison.net/2026/Aug/30/understanding-chatgpt-work/">ChatGPT Work</a> with GPT-6 Astra (Max) do this morning:</p> <blockquote> <p><code>I live at <my address>. Figure out 5K and 10K running routes from me that loop from my house. Use OSM data.</code></p> </blockquote> <p>It worked for 27 minutes and produced exactly what I'd asked for, as both an embedded visualization and downloadable GPX file and GeoJSON files. Here's that 5K route:</p> <p><img alt="Map screenshot showing a blue route line over a light grey street map. Text: El Granada harbor loop 5.1 km. N ↑ (top right). Street labels along the route: Carmel Avenue, Paloma Avenue, San Carlos Avenue, Avenue Granada, Capistrano Road, Francisco Street, Coastal Trail. The loop runs from th