{"endpoint":"/v1/trades/{coin}","served":"live hot store + S3 archive read-through, merged per request","archive_from":"2025-05-25","max_asset_hours_per_request":24,"window":"start/end are epoch MILLISECONDS (not seconds) — e.g. 1735689600000 = 2025-01-01. Half-open [start, end); omit both for the most-recent hour. A seconds-valued window lands in 1970 (before the archive) and returns nothing while still billing the floor.","pricing":{"floor_usd":"0.001","per_asset_hour_usd":{"base":"0.015","premium":"0.03"},"cold_pull_per_hour_usd":"0.05"},"note":"Discovery is free and never triggers an archive fetch. Historical hours are pulled from the archive on a paid request (cold-pull per hour) and warm the cache for everyone after."}