This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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Simon Willison
simonwillison.net
did:plc:kft6lu4trxowqmter2b6vg6z
This is pretty neat: ChatGPT Work and GPT-6 Astra (I used "Max") can take an address and produce a 5K/10K circular running route starting from that address, using OSM data https://simonwillison.net/2026/Sep/12/astra-running-routes/
2026-09-13T00:19:26.257Z