Bulk OHLCV download — presigned parquet from R2 cold tier (Basic+, flag-gated)

Bulk download of OHLCV bars for a symbol+interval+year from R2 cold tier.

Returns a 307 redirect to a time-limited presigned URL (1 hour TTL). Free and anonymous callers are blocked — bulk download is the paid depth moat.

Tier gates: Free/anonymous: 403 plan_gated. Basic: 365-day window — years within the last year only. Pro+: full history (back to 1996 for XAU/USD daily).

Flag gate: 404 when core_ohlc_serving_enabled=False.

symbolstring required

Symbol to download. E.g. "XAU/USD", "XAU-USD-SPOT", "GLD". Only symbols with R2-exported data are available.

intervalstring

Bar interval. One of: 1m, 5m, 15m, 30m, 1h, 2h, 4h, 1d.

yearinteger required

Calendar year to download (1996-2026). Each year is one parquet file partitioned from the R2 store.

fmtstring

Download format. "parquet" (default) = presigned R2 URL. "csv" = same parquet file (CSV transcode is a future enhancement; both formats serve the parquet object today).

Response

Successful Response

{"stackTrail":"paths:/v1/download:get:responses:200:content:application/json:schema","oasType":"schema","type":"unknown"}

v2

Bulk OHLCV download — presigned parquet from R2 cold tier (Basic+, flag-gated)

Query parameters

Response