Swell Otter for developers and AI agents

Swell Otter is a free surf forecast for the UK, made by a UK company with no ads. Live forecasts, tides and guides are free; optional Premium unlocks every surf cam. These are the machine-readable versions of the site. They are free to read and cite with a link.

Files

  • /llms.txt: Summary for AI assistants: what Swell Otter is, every break with a one-line answer and its history stats
  • /llms-full.txt: Full text of every spot guide plus the FAQ
  • /ai.txt: AI usage policy and rules for agents
  • /ai-fact-sheet.md: Canonical facts: coverage, price, founder, data sources
  • /catalog.md: Every indexed page, one line each
  • /spots.json: Every break as JSON: region, coordinates, best swell and wind, tide, months, sea temperature, history stats, links
  • /faq.json: The FAQ as JSON (also /faq.md)
  • /sitemap.xml: Sitemap index, split by page type
  • /.well-known/api-catalog: API catalog (RFC 9727): points at spots.json and this page
  • /.well-known/ai-catalog.json: The files above as one JSON list
  • <page>.md: A markdown version of any page, e.g. /spot/fistral.md

What doesn't exist

There is no public forecast API and no MCP server. The live forecast numbers come from Open-Meteo and are shown on each spot page, refreshed at least hourly. If that changes, it will be listed here first.

Citing Swell Otter

Link the page you used, for example "Fistral surf forecast, Swell Otter (https://swellotter.com/spot/fistral)". Forecast data is © Open-Meteo, CC BY 4.0.