# Kalshi KXMLBEXTRAS — MLB Extra Innings Data > Canonical HTML (full statistics, contract grids, FAQ): https://cryptostruct.com/prediction-markets/kalshi-kxmlbextras · This document: https://cryptostruct.com/prediction-markets/kalshi-kxmlbextras.md · Buy: https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras Every Kalshi “MLB Extra Innings” contract of the day — every trade print and the complete Level-2 book, captured co-located with nanosecond venue and receive timestamps. 154 trading days as day bundles, €1 per day, bought as a guest with instant download. ## Facts - Venue: Kalshi (`kalshi`) · Category: Sports · Interval: event · Venue ticker: `KXMLBEXTRAS` - Bundle id (MCP/HTTP `instrument_id` with `kind: "series_day"`): `9000000452` · Series key: `kalshi-kxmlbextras` - Price: **€1.00 per bundle day** (every contract file of the series on that UTC day; tax-inclusive) - Coverage: 154 days from 2026-05-15 to 2026-10-15 · 2.4 GB compressed in total · typically 51 files per day (up to 79) ## How to buy - Web: https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras — pre-filled days: `https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=..2026-10-15` - MCP (https://cryptostruct.com/mcp): `get_bundle_coverage {series_key: "kalshi-kxmlbextras"}` → `create_checkout` with `{instrument_id: 9000000452, date: "", kind: "series_day"}` - HTTP: `POST https://cryptostruct.com/api/quote` with the same items → guest checkout (https://cryptostruct.com/docs/api.md) - Delivery: one ZIP per day (`&kind=series_day&zip=1` on the order download route), one resumable tar for multi-day ranges — contract in https://cryptostruct.com/llms.txt ## Last 30 recorded days | UTC day | Files | Size (zstd) | Trades | Turnover (USD) | Buy | | --- | --- | --- | --- | --- | --- | | 2026-10-15 | 5 | 15 MB | 1,068 | $4,451 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-15 | | 2026-10-14 | 6 | 7 MB | 471 | $2,291 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-14 | | 2026-10-13 | 7 | 10 MB | 667 | $4,226 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-13 | | 2026-10-12 | 8 | 16 MB | 1,107 | $7,331 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-12 | | 2026-10-11 | 9 | 9 MB | 311 | $1,704 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-11 | | 2026-10-10 | 5 | 0 MB | 74 | $428 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-10 | | 2026-10-09 | 6 | 12 MB | 268 | $831 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-09 | | 2026-10-08 | 8 | 19 MB | 1,358 | $6,355 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-08 | | 2026-10-07 | 7 | 33 MB | 1,497 | $9,553 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-07 | | 2026-10-06 | 7 | 15 MB | 689 | $4,586 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-06 | | 2026-10-05 | 8 | 40 MB | 505 | $1,811 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-05 | | 2026-10-04 | 10 | 38 MB | 1,286 | $10,240 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-04 | | 2026-10-03 | 12 | 7 MB | 352 | $2,068 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-03 | | 2026-10-02 | 13 | 17 MB | 180 | $346 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-02 | | 2026-10-01 | 10 | 15 MB | 685 | $2,828 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-10-01 | | 2026-09-30 | 8 | 36 MB | 2,698 | $38,979 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-30 | | 2026-09-29 | 8 | 9 MB | 746 | $3,273 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-29 | | 2026-09-28 | 8 | 1 MB | 8 | $10 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-28 | | 2026-09-27 | 23 | 43 MB | 2,189 | $5,704 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-27 | | 2026-09-26 | 43 | 39 MB | 1,178 | $4,366 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-26 | | 2026-09-25 | 52 | 44 MB | 1,654 | $7,895 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-25 | | 2026-09-24 | 68 | 62 MB | 2,432 | $14,600 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-24 | | 2026-09-23 | 68 | 62 MB | 1,526 | $7,206 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-23 | | 2026-09-22 | 53 | 12 MB | 484 | $2,160 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-22 | | 2026-09-21 | 45 | 5 MB | 206 | $645 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-21 | | 2026-09-20 | 55 | 31 MB | 1,723 | $16,285 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-20 | | 2026-09-19 | 58 | 16 MB | 1,714 | $12,673 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-19 | | 2026-09-18 | 52 | 10 MB | 604 | $8,241 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-18 | | 2026-09-17 | 65 | 24 MB | 673 | $2,266 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-17 | | 2026-09-16 | 64 | 28 MB | 2,401 | $35,008 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxmlbextras&d=2026-09-16 | Trades and turnover are our own counts from the recorded feed; "—" = not yet computed. ⚠ marks a partial day — contract windows or files that were never recorded; such days are sold as-is. Terms: https://cryptostruct.com/terms.md · Data license: https://cryptostruct.com/license · Prediction-market hub: https://cryptostruct.com/prediction-markets