Tick-by-tick trades and Level-2 order-book depth for Kalshi and Polymarket event contracts — captured co-located and normalized into the same schema as our crypto archive. Sold as series-day bundles: one purchase covers every contract of a series for one UTC day, from €1.
Every prediction-market print — price, size, side and exchange timestamp — at full resolution, not sampled.
Top-of-book and aggregated Level-2 depth, so you can reconstruct prediction-market liquidity and slippage.
Open/high/low/close, volume and VWAP per minute — ready for backtests and prediction-market signal research.
Bid-ask spreads in bps and ticks, normalized into one schema across every venue for apples-to-apples prediction-market comparison.
Kalshi (CFTC-regulated, USD, 0.01 tick) and Polymarket (on-chain, USDC, 0.001 tick) — both recorded at full feed resolution. Contract prices quote 0..1; turnover is USD-normalized.
Sport, league, asset or macro release — each topic hub lists its series on both venues with 30-day trades and turnover, coverage and a topic FAQ. All topics →
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| BTC Up/Down 5m | Polymarket | 5m | 207 | February 2026 – September 2026 | 214 GB | €1 | Buy days |
| Bitcoin price Above/below | Kalshi | 1h | 193 | February 2026 – September 2026 | 144 GB | €1 | Buy days |
| BTC Up/Down 15m | Polymarket | 15m | 333 | October 2025 – September 2026 | 102 GB | €1 | Buy days |
| ETH Up/Down 5m | Polymarket | 5m | 201 | February 2026 – September 2026 | 67.2 GB | €1 | Buy days |
| BTC Above (price strikes) | Polymarket | daily | 479 | May 2025 – September 2026 | 57.2 GB | €1 | Buy days |
| ETH Up/Down 15m | Polymarket | 15m | 333 | October 2025 – September 2026 | 56.0 GB | €1 | Buy days |
| BTC Up/Down 15m | Kalshi | 15m | 193 | February 2026 – September 2026 | 55.8 GB | €1 | Buy days |
| SOL Up/Down 5m | Polymarket | 5m | 201 | February 2026 – September 2026 | 40.3 GB | €1 | Buy days |
| BTC Up or Down 1h | Polymarket | 1h | 480 | May 2025 – September 2026 | 37.5 GB | €1 | Buy days |
| Bitcoin range | Kalshi | 1h | 193 | February 2026 – September 2026 | 35.8 GB | €1 | Buy days |
| SOL Up/Down 15m | Polymarket | 15m | 315 | October 2025 – September 2026 | 32.3 GB | €1 | Buy days |
| XRP Up/Down 5m | Polymarket | 5m | 201 | February 2026 – September 2026 | 32.0 GB | €1 | Buy days |
| ETH Above (price strikes) | Polymarket | daily | 489 | May 2025 – September 2026 | 29.0 GB | €1 | Buy days |
| XRP Up/Down 15m | Polymarket | 15m | 315 | October 2025 – September 2026 | 28.1 GB | €1 | Buy days |
| ETH Up or Down 1h | Polymarket | 1h | 480 | May 2025 – September 2026 | 27.6 GB | €1 | Buy days |
| Ethereum price Above/below | Kalshi | 1h | 193 | February 2026 – September 2026 | 23.5 GB | €1 | Buy days |
| ETH Up/Down 15m | Kalshi | 15m | 193 | February 2026 – September 2026 | 17.8 GB | €1 | Buy days |
| SOL Up or Down 1h | Polymarket | 1h | 480 | May 2025 – September 2026 | 14.6 GB | €1 | Buy days |
| XRP Up or Down 1h | Polymarket | 1h | 480 | May 2025 – September 2026 | 13.3 GB | €1 | Buy days |
| Ethereum range | Kalshi | 1h | 193 | February 2026 – September 2026 | 12.4 GB | €1 | Buy days |
| DOGE Up/Down 5m | Polymarket | 5m | 178 | March 2026 – September 2026 | 11.2 GB | €1 | Buy days |
| XRP Above (price strikes) | Polymarket | daily | 489 | May 2025 – September 2026 | 9.40 GB | €1 | Buy days |
| SOL Above (price strikes) | Polymarket | daily | 489 | May 2025 – September 2026 | 9.35 GB | €1 | Buy days |
| BNB Up/Down 5m | Polymarket | 5m | 178 | March 2026 – September 2026 | 8.82 GB | €1 | Buy days |
| XRP Up/Down 15m | Kalshi | 15m | 193 | February 2026 – September 2026 | 8.67 GB | €1 | Buy days |
| SOL Directional | Kalshi | 1h | 193 | February 2026 – September 2026 | 8.32 GB | €1 | Buy days |
| SOL Up/Down 15m | Kalshi | 15m | 193 | February 2026 – September 2026 | 8.00 GB | €1 | Buy days |
| DOGE Up/Down 15m | Polymarket | 15m | 178 | March 2026 – September 2026 | 7.96 GB | €1 | Buy days |
| HYPE Up/Down 5m | Polymarket | 5m | 178 | March 2026 – September 2026 | 7.11 GB | €1 | Buy days |
| BNB Up/Down 15m | Polymarket | 15m | 178 | March 2026 – September 2026 | 7.01 GB | €1 | Buy days |
| DOGE Up/Down 15m | Kalshi | 15m | 174 | March 2026 – September 2026 | 5.86 GB | €1 | Buy days |
| HYPE Up/Down 15m | Kalshi | 15m | 173 | March 2026 – September 2026 | 5.58 GB | €1 | Buy days |
| HYPE Up/Down 15m | Polymarket | 15m | 178 | March 2026 – September 2026 | 3.97 GB | €1 | Buy days |
| BNB Up/Down 15m | Kalshi | 15m | 174 | March 2026 – September 2026 | 3.86 GB | €1 | Buy days |
| BTC Up/Down 4h | Polymarket | 4h | 328 | October 2025 – September 2026 | 3.66 GB | €1 | Buy days |
| XRP Price above/below | Kalshi | 1h | 193 | February 2026 – September 2026 | 3.64 GB | €1 | Buy days |
| DOGE Up or Down 1h | Polymarket | 1h | 221 | May 2025 – September 2026 | 2.91 GB | €1 | Buy days |
| SOL Range | Kalshi | 1h | 193 | February 2026 – September 2026 | 2.69 GB | €1 | Buy days |
| BNB Up or Down 1h | Polymarket | 1h | 190 | October 2025 – September 2026 | 2.56 GB | €1 | Buy days |
| ETH Up/Down 4h | Polymarket | 4h | 328 | October 2025 – September 2026 | 2.53 GB | €1 | Buy days |
Showing the 40 largest of 69 Crypto series. All Crypto series with coverage & FAQ →
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| MLB (games & props) | Polymarket | event | 361 | May 2025 – September 2026 | 113 GB | €1 | Buy days |
| ATP Tennis (matches & props) | Polymarket | event | 349 | July 2025 – September 2026 | 110 GB | €1 | Buy days |
| League of Legends esports | Polymarket | event | 359 | September 2025 – September 2026 | 76.8 GB | €1 | Buy days |
| ITF Men's Match | Kalshi | event | 149 | April 2026 – September 2026 | 75.7 GB | €1 | Buy days |
| FIFA World Cup | Polymarket | event | 106 | April 2026 – July 2026 | 70.6 GB | €1 | Buy days |
| ITF Women's Match | Kalshi | event | 149 | April 2026 – September 2026 | 69.5 GB | €1 | Buy days |
| Counter-Strike 2 esports | Polymarket | event | 353 | June 2025 – September 2026 | 68.9 GB | €1 | Buy days |
| NBA (games & props) | Polymarket | event | 489 | May 2025 – September 2026 | 65.2 GB | €1 | Buy days |
| Challenger ATP | Kalshi | event | 193 | February 2026 – September 2026 | 58.5 GB | €1 | Buy days |
| WTA Tennis (matches & props) | Polymarket | event | 304 | August 2025 – September 2026 | 57.3 GB | €1 | Buy days |
| Pro Baseball Total Points | Kalshi | event | 167 | March 2026 – September 2026 | 56.9 GB | €1 | Buy days |
| MLS Soccer | Polymarket | event | 370 | July 2025 – September 2026 | 40.8 GB | €1 | Buy days |
| ITF Tennis (matches & props) | Polymarket | event | 116 | May 2026 – September 2026 | 40.0 GB | €1 | Buy days |
| Pro Baseball Spread | Kalshi | event | 167 | March 2026 – September 2026 | 39.7 GB | €1 | Buy days |
| Professional Baseball Game | Kalshi | event | 193 | February 2026 – September 2026 | 36.2 GB | €1 | Buy days |
| Counter-Strike 2 Game | Kalshi | event | 193 | February 2026 – September 2026 | 35.5 GB | €1 | Buy days |
| NHL (games & props) | Polymarket | event | 413 | May 2025 – September 2026 | 35.1 GB | €1 | Buy days |
| Valorant esports | Polymarket | event | 318 | October 2025 – September 2026 | 30.9 GB | €1 | Buy days |
| Pro Baseball Team Total | Kalshi | event | 158 | March 2026 – September 2026 | 30.4 GB | €1 | Buy days |
| UEFA Europa Conference League | Polymarket | event | 227 | October 2025 – September 2026 | 30.0 GB | €1 | Buy days |
| Bolivia Primera División | Polymarket | event | 163 | March 2026 – September 2026 | 26.9 GB | €1 | Buy days |
| ATP Tennis Match | Kalshi | event | 193 | February 2026 – September 2026 | 26.3 GB | €1 | Buy days |
| English Premier League | Polymarket | event | 371 | May 2025 – September 2026 | 24.4 GB | €1 | Buy days |
| WTA Tennis Match | Kalshi | event | 193 | February 2026 – September 2026 | 24.0 GB | €1 | Buy days |
| Dota 2 esports | Polymarket | event | 356 | September 2025 – September 2026 | 23.3 GB | €1 | Buy days |
| La Liga Soccer | Polymarket | event | 320 | August 2025 – September 2026 | 22.1 GB | €1 | Buy days |
| Brasileirão Série A | Polymarket | event | 268 | October 2025 – September 2026 | 20.3 GB | €1 | Buy days |
| UEFA Champions League | Polymarket | event | 302 | May 2025 – September 2026 | 20.0 GB | €1 | Buy days |
| Chinese Super League | Polymarket | event | 206 | October 2025 – September 2026 | 19.4 GB | €1 | Buy days |
| College Football (CFB games & props) | Polymarket | event | 167 | August 2025 – September 2026 | 19.3 GB | €1 | Buy days |
| FA Cup | Polymarket | event | 257 | October 2025 – September 2026 | 19.3 GB | €1 | Buy days |
| Argentina Liga Profesional | Polymarket | event | 278 | September 2025 – September 2026 | 18.8 GB | €1 | Buy days |
| Brasileirão Série B | Polymarket | event | 182 | March 2026 – September 2026 | 17.8 GB | €1 | Buy days |
| EFL Championship Soccer | Polymarket | event | 265 | October 2025 – September 2026 | 17.6 GB | €1 | Buy days |
| Formula 1 (races & props) | Polymarket | event | 397 | May 2025 – September 2026 | 17.4 GB | €1 | Buy days |
| Counter-Strike 2 Map Winner | Kalshi | daily | 187 | March 2026 – September 2026 | 17.3 GB | €1 | Buy days |
| UEFA Europa League | Polymarket | event | 322 | May 2025 – September 2026 | 16.0 GB | €1 | Buy days |
| Pro Basketball Spread | Kalshi | event | 103 | March 2026 – June 2026 | 15.7 GB | €1 | Buy days |
| First 5 Innings Winner | Kalshi | event | 167 | March 2026 – September 2026 | 15.2 GB | €1 | Buy days |
| First 5 Innings Total | Kalshi | event | 165 | March 2026 – September 2026 | 15.2 GB | €1 | Buy days |
Showing the 40 largest of 1,088 Sports series. All Sports series with coverage & FAQ →
Showing the 40 largest of 149 Politics series. All Politics series with coverage & FAQ →
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| Nasdaq above/below | Kalshi | 1h | 183 | March 2026 – September 2026 | 17.2 GB | €1 | Buy days |
| WTI oil on day | Kalshi | daily | 186 | March 2026 – September 2026 | 12.9 GB | €1 | Buy days |
| S&P 500 above/below | Kalshi | 1h | 183 | March 2026 – September 2026 | 12.8 GB | €1 | Buy days |
| Gold Hourly | Kalshi | 1h | 52 | July 2026 – September 2026 | 6.05 GB | €1 | Buy days |
| Gold 15-minute | Kalshi | event | 37 | July 2026 – September 2026 | 6.04 GB | €1 | Buy days |
| Silver Hourly | Kalshi | 1h | 52 | July 2026 – September 2026 | 5.43 GB | €1 | Buy days |
| WTI Hourly | Kalshi | 1h | 50 | July 2026 – September 2026 | 3.76 GB | €1 | Buy days |
| Natural Gas Daily | Kalshi | daily | 153 | March 2026 – September 2026 | 3.03 GB | €1 | Buy days |
| WTI 15-minute | Kalshi | event | 37 | July 2026 – September 2026 | 2.94 GB | €1 | Buy days |
| Silver daily | Kalshi | daily | 157 | March 2026 – September 2026 | 2.90 GB | €1 | Buy days |
| Brent Oil Daily | Kalshi | daily | 160 | March 2026 – September 2026 | 2.87 GB | €1 | Buy days |
| Gold Daily | Kalshi | daily | 157 | March 2026 – September 2026 | 2.78 GB | €1 | Buy days |
| Silver 15-minute | Kalshi | event | 37 | July 2026 – September 2026 | 2.65 GB | €1 | Buy days |
| Fed funds rate | Kalshi | event | 187 | March 2026 – September 2026 | 2.44 GB | €1 | Buy days |
| Gold Monthly Price | Kalshi | monthly | 182 | March 2026 – September 2026 | 2.24 GB | €1 | Buy days |
| Silver Monthly Price | Kalshi | monthly | 182 | March 2026 – September 2026 | 1.72 GB | €1 | Buy days |
| US gas price up (KXAAAGASW) | Kalshi | weekly | 187 | March 2026 – September 2026 | 1.37 GB | €1 | Buy days |
| Copper Monthly Price | Kalshi | monthly | 182 | March 2026 – September 2026 | 1.33 GB | €1 | Buy days |
| Daily Copper | Kalshi | daily | 156 | March 2026 – September 2026 | 1.29 GB | €1 | Buy days |
| Gold Weekly price | Kalshi | weekly | 176 | March 2026 – September 2026 | 1.24 GB | €1 | Buy days |
| S&P 500 range | Kalshi | daily | 183 | March 2026 – September 2026 | 1.18 GB | €1 | Buy days |
| WTI oil high | Kalshi | annual | 187 | March 2026 – September 2026 | 1.18 GB | €1 | Buy days |
| WTI oil weekly range | Kalshi | weekly | 185 | March 2026 – September 2026 | 1.16 GB | €1 | Buy days |
| US gas price up (KXAAAGASD) | Kalshi | daily | 166 | March 2026 – September 2026 | 1.07 GB | €1 | Buy days |
| Fed funds rate at year end | Kalshi | annual | 40 | July 2026 – September 2026 | 1.04 GB | €1 | Buy days |
| Silver Weekly Price | Kalshi | weekly | 176 | March 2026 – September 2026 | 1.00 GB | €1 | Buy days |
| Nasdaq range | Kalshi | daily | 183 | March 2026 – September 2026 | 992 MB | €1 | Buy days |
| CPI | Kalshi | monthly | 187 | March 2026 – September 2026 | 958 MB | €1 | Buy days |
| Brent Monthly | Kalshi | monthly | 155 | April 2026 – September 2026 | 945 MB | €1 | Buy days |
| Brent Oil | Kalshi | weekly | 161 | March 2026 – September 2026 | 932 MB | €1 | Buy days |
| Copper Weekly Price | Kalshi | weekly | 139 | April 2026 – September 2026 | 852 MB | €1 | Buy days |
| Fed meeting | Kalshi | event | 187 | March 2026 – September 2026 | 725 MB | €1 | Buy days |
| US gas price | Kalshi | monthly | 187 | March 2026 – September 2026 | 627 MB | €1 | Buy days |
| Unemployment | Kalshi | monthly | 187 | March 2026 – September 2026 | 558 MB | €1 | Buy days |
| DJI Hourly | Kalshi | event | 51 | July 2026 – September 2026 | 550 MB | €1 | Buy days |
| Annual GDP | Kalshi | event | 187 | March 2026 – September 2026 | 520 MB | €1 | Buy days |
| Natural Gas Monthly | Kalshi | monthly | 155 | April 2026 – September 2026 | 500 MB | €1 | Buy days |
| Inflation | Kalshi | monthly | 187 | March 2026 – September 2026 | 453 MB | €1 | Buy days |
| year over year inflation | Kalshi | event | 187 | March 2026 – September 2026 | 442 MB | €1 | Buy days |
| Copper 15-minute | Kalshi | event | 11 | August 2026 – September 2026 | 435 MB | €1 | Buy days |
Showing the 40 largest of 167 Economics series. All Economics series with coverage & FAQ →
Showing the 40 largest of 161 Climate series. All Climate series with coverage & FAQ →
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| Elon Musk # of Tweets | Polymarket | weekly | 367 | September 2025 – September 2026 | 46.8 GB | €1 | Buy days |
| World Cup Mentions | Kalshi | event | 42 | June 2026 – July 2026 | 5.95 GB | €1 | Buy days |
| Rotten Tomatoes Scores | Kalshi | event | 187 | March 2026 – September 2026 | 4.22 GB | €1 | Buy days |
| What will Trump say? | Kalshi | event | 160 | March 2026 – September 2026 | 4.01 GB | €1 | Buy days |
| Trump Mention B | Kalshi | event | 74 | February 2026 – August 2026 | 1.92 GB | €1 | Buy days |
| MLB Announcers | Kalshi | event | 135 | March 2026 – August 2026 | 1.73 GB | €1 | Buy days |
| What will trump say | Kalshi | event | 193 | February 2026 – September 2026 | 1.51 GB | €1 | Buy days |
| NBA Mention | Kalshi | event | 103 | March 2026 – June 2026 | 1.40 GB | €1 | Buy days |
| Artist Yearly Streams | Kalshi | annual | 118 | May 2026 – September 2026 | 1.31 GB | €1 | Buy days |
| How many album equivalent will album sell | Kalshi | weekly | 138 | April 2026 – September 2026 | 1.02 GB | €1 | Buy days |
| WHO WILL BE PLAYING WHAT IN AVENGERS DOOMSDAY | Kalshi | event | 187 | March 2026 – September 2026 | 841 MB | €1 | Buy days |
| Hearing Mention | Kalshi | event | 70 | April 2026 – August 2026 | 755 MB | €1 | Buy days |
| What Will Mr Beast say in his next video | Kalshi | event | 127 | March 2026 – August 2026 | 666 MB | €1 | Buy days |
| Fight | Kalshi | event | 83 | March 2026 – July 2026 | 626 MB | €1 | Buy days |
| Ariana Grande: Highest daily view count this week | Kalshi | weekly | 40 | July 2026 – September 2026 | 619 MB | €1 | Buy days |
| What will Zohran Mamdani say? | Kalshi | event | 146 | March 2026 – September 2026 | 549 MB | €1 | Buy days |
| love island usa rank | Kalshi | event | 46 | May 2026 – July 2026 | 540 MB | €1 | Buy days |
| Vance Says | Kalshi | event | 71 | March 2026 – September 2026 | 513 MB | €1 | Buy days |
| Bernie says | Kalshi | event | 62 | March 2026 – August 2026 | 465 MB | €1 | Buy days |
| Netflix TV ranking (KXNETFLIXRANKSHOW) | Kalshi | weekly | 187 | March 2026 – September 2026 | 454 MB | €1 | Buy days |
| RUNNER UP NETFLIX MOVIE | Kalshi | weekly | 187 | March 2026 – September 2026 | 452 MB | €1 | Buy days |
| How many pure album sales will album have | Kalshi | weekly | 138 | April 2026 – September 2026 | 447 MB | €1 | Buy days |
| highest daily views in time period | Kalshi | monthly | 41 | July 2026 – September 2026 | 430 MB | €1 | Buy days |
| Netflix movie ranking (KXNETFLIXRANKMOVIE) | Kalshi | weekly | 187 | March 2026 – September 2026 | 402 MB | €1 | Buy days |
| RUNNER UP NETFLIX SHOW | Kalshi | weekly | 187 | March 2026 – September 2026 | 397 MB | €1 | Buy days |
| Fed mention | Kalshi | event | 135 | March 2026 – September 2026 | 371 MB | €1 | Buy days |
| Who will perform at event | Kalshi | event | 82 | April 2026 – July 2026 | 366 MB | €1 | Buy days |
| Sec Press mentions | Kalshi | event | 94 | March 2026 – September 2026 | 365 MB | €1 | Buy days |
| WILL ARTIST HAVE A NUMBER ONE SONG ON BILLBOARD HOT 100 THIS YEAR | Kalshi | annual | 187 | March 2026 – September 2026 | 356 MB | €1 | Buy days |
| WNBA Mentions | Kalshi | event | 24 | July 2026 – August 2026 | 349 MB | €1 | Buy days |
| Who will be featured on Drake album | Kalshi | event | 73 | March 2026 – May 2026 | 331 MB | €1 | Buy days |
| Trump Monthly | Kalshi | event | 193 | February 2026 – September 2026 | 313 MB | €1 | Buy days |
| WHO WIL HAVE A #1 song on Spotify | Kalshi | monthly | 152 | March 2026 – August 2026 | 300 MB | €1 | Buy days |
| WHICH SONG WILL BE TOP 10 ON THE BILLBOARD HOT 100 CHART | Kalshi | event | 187 | March 2026 – September 2026 | 296 MB | €1 | Buy days |
| WHO WILL HEADLINE COACHELLA? | Kalshi | event | 187 | March 2026 – September 2026 | 288 MB | €1 | Buy days |
| HOW MANY ALBUM SALES WILL PERSON SELL | Kalshi | event | 108 | March 2026 – June 2026 | 285 MB | €1 | Buy days |
| General | Kalshi | event | 89 | March 2026 – August 2026 | 279 MB | €1 | Buy days |
| Oscar for Best Actor | Kalshi | annual | 191 | February 2026 – September 2026 | 271 MB | €1 | Buy days |
| WHO WILL HAVE A NUMBER 1 ALBUM ON THE BILLBOARD 200 | Kalshi | event | 187 | March 2026 – September 2026 | 241 MB | €1 | Buy days |
| Who will attend Taylor Swifts wedding | Kalshi | event | 125 | March 2026 – July 2026 | 233 MB | €1 | Buy days |
Showing the 40 largest of 211 Culture series. All Culture series with coverage & FAQ →
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| Year-end top LLM | Kalshi | event | 187 | March 2026 – September 2026 | 619 MB | €1 | Buy days |
| SpaceX launches | Kalshi | event | 187 | March 2026 – September 2026 | 279 MB | €1 | Buy days |
| H100 Monthly Price | Kalshi | monthly | 149 | March 2026 – August 2026 | 163 MB | €1 | Buy days |
| Top model | Kalshi | monthly | 187 | March 2026 – September 2026 | 135 MB | €1 | Buy days |
| H200 Monthly Price | Kalshi | monthly | 149 | March 2026 – August 2026 | 134 MB | €1 | Buy days |
| Claude Model Release | Kalshi | event | 171 | March 2026 – September 2026 | 130 MB | €1 | Buy days |
| B200 Monthly Price | Kalshi | monthly | 149 | March 2026 – August 2026 | 106 MB | €1 | Buy days |
| Which countries will report an Ebola case? | Kalshi | event | 114 | May 2026 – September 2026 | 105 MB | €1 | Buy days |
| AI Coding | Kalshi | event | 182 | March 2026 – September 2026 | 94.2 MB | €1 | Buy days |
| Prime energy source | Kalshi | event | 193 | February 2026 – September 2026 | 91.0 MB | €1 | Buy days |
| Will any company achieve AGI before [date]? | Kalshi | event | 187 | March 2026 – September 2026 | 82.7 MB | €1 | Buy days |
| Best AI coding model | Kalshi | event | 187 | March 2026 – September 2026 | 56.4 MB | €1 | Buy days |
| A100 Monthly Price | Kalshi | event | 149 | March 2026 – August 2026 | 51.1 MB | €1 | Buy days |
| Top-ranked AI | Kalshi | event | 187 | March 2026 – September 2026 | 48.2 MB | €1 | Buy days |
| Humanity's Last Exam | Kalshi | event | 110 | May 2026 – September 2026 | 45.9 MB | €1 | Buy days |
| Starship launches to Space | Kalshi | event | 103 | May 2026 – September 2026 | 43.6 MB | €1 | Buy days |
| RTX 5059 Monthly Price | Kalshi | event | 149 | March 2026 – August 2026 | 42.1 MB | €1 | Buy days |
| AI capability spike | Kalshi | event | 187 | March 2026 – September 2026 | 40.0 MB | €1 | Buy days |
| Will the FDA approve drug? | Kalshi | event | 116 | May 2026 – September 2026 | 30.5 MB | €1 | Buy days |
| What hardware will openAI/Jony Ive launch | Kalshi | event | 187 | March 2026 – September 2026 | 22.0 MB | €1 | Buy days |
| Nobel Physics prize | Kalshi | annual | 116 | May 2026 – September 2026 | 12.7 MB | €1 | Buy days |
Tick-by-tick trades and Level-2 order-book depth for Kalshi and Polymarket event contracts — the same raw feed capture and normalized schema as our crypto archive. Data is sold as series-day bundles: one purchase covers every contract of a series (e.g. all BTC Up/Down 15m markets) for one UTC day.
Co-located next to the venues’ infrastructure by the same recording stack that feeds our high-frequency trading engine — full order-book updates and every trade print, not sampled snapshots.
Per series-day bundle, typically €1 — one day of an entire series family across all its contracts. Checkout with invoice; see pricing.
One zstd-compressed text file per contract per UTC day, in the same documented schema as every crypto venue — a parser written for Binance data reads Kalshi files unchanged. Free samples are on the downloads page, the schema in the market-data specification.
Yes — trades export as gzipped CSV or Parquet at no extra cost, with integer microsecond UTC timestamps that load straight into pandas, polars or DuckDB. Both venues record full order-book depth without a separate BBO stream, so book data ships in the native tick file — the free reader script converts it locally. See the formats overview.
Yes — the free analytics render Kalshi and Polymarket live (movers, per-venue coverage, per-contract charts), and every series page lists its coverage span and file counts.