Day Bundles — Prediction Series, Option Chain & Futures Curve Data

Agents: MCP server at /mcp (docs) · machine-readable site map /llms.txt · buy link grammar: /shop?i=<instrument_id>&d=<from>..<to> — Buy link (no API call needed): /shop?i=<instrument_id>&d=<from>..<to> opens the shop with those UTC days of the instrument in the cart; d also takes a comma list or a mix (d=2026-09-01..2026-09-07,2026-09-15). Bundles: /shop/bundles?bundle=<series_key>&d=…. Only archived days are added (gaps and days still being merged are skipped), at most 366 days of span and 1000 lines per cart; the user pays on the site. Example: /shop?i=67824&d=2026-09-29..2026-10-05 = seven days of Binance BTCUSDT perpetual ticks. No verified instrument_id? Never guess one — name the code instead: /shop?venue=<venue_code>&code=<instrument_code>&d=… (venue=binance_swap&code=BTCUSDT) resolves an exact code that is unique on that venue to the id link; anything else opens the shop search.