# Hokkaido Defunct Railway Archive (Extended) — Full LLM Documentation

See [/llms.txt](https://retro-rail-archive-v17.kasanegi123.workers.dev/llms.txt) for the summary.

## Endpoints

### GET /api/stats
Returns aggregate statistics for the entire database.

### GET /api/timetables
Returns the list of historical timetable PDFs (filename, year, month, url, full_url).

### GET /timetables/:filename
Returns the monthly timetable PDF. Paid via x402, $0.01 per request.

### Bulk Exports (paid via x402, $0.10 each)
- /api/export/stations
- /api/export/services
- /api/export/transitions

See /llms.txt and /openapi.json for full route list.