kalshi.com scrapers compared
15 tools that scrape kalshi.com, ranked by real usage over the last 30 days. Success rate is the share of public runs that finished successfully in the last 30 days. Summed reported actor users: 160. Users may overlap across tools; this is not a count of unique people or buyers, or search volume.
At a glance: 15 tools; median 30-day success 100% across 10 tools with enough runs; list prices from $0.40 to $100.00 per 1,000 results; the most used tool has 29% of reported users. Last updated 2026-10-19.
Most used: Kalshi Weather Markets API — Temperature & Rain Odds (46 users in 30 days).
Most reliable with 300+ runs: Kalshi Market Data Scraper — official public API, no login (100.0% of 580 runs succeeded).
Cheapest with at least 95% success: Kalshi Market Data Scraper — official public API, no login ($1.00 per 1,000 results, list price).
| Tool | Users 30d | Success 30d | Runs 30d | Per 1k results | Per run | Rating | Last run |
|---|---|---|---|---|---|---|---|
| Kalshi Weather Markets API — Temperature & Rain Odds bigdavidson/kalshi-weather-markets | 46 | 77.9% | 458 | $2.00 | $0.010 | 5.0 (1) | 2026-10-18 |
| Kalshi Prediction Market Scraper: Live Event Odds scrapemint/kalshi-prediction-market-scraper | 45 | 99.9% | 2,707 | $10.00 | — | 5.0 (1) | 2026-10-18 |
| Kalshi Market Data Scraper — official public API, no login pappy-dev/kalshi-markets | 26 | 100.0% | 580 | $1.00 | — | — | 2026-10-18 |
| Polymarket + Kalshi Arbitrage Finder congism/polymarket-kalshi-arb-finder | 13 | 100.0% | 206 | $2.00 | $0.050 | — | 2026-10-17 |
| Kalshi Scraper | Fast & Reliable fatihtahta/kalshi-scraper | 9 | 100.0% | 126 | $0.99 | — | 5.0 (1) | 2026-10-17 |
| Kalshi Profile Scraper saswave/kalshi-profile-scraper | 8 | 84.1% | 126 | $2.00 | <$0.001 | — | 2026-10-18 |
| Kalshi Sports Event Markets Scraper jungle_synthesizer/kalshi-sports-event-markets-scraper | 3 | 100.0% | 29 | $0.50 | $0.10 | — | 2026-10-18 |
| Prediction Market Odds: Kalshi, Polymarket and PredictIt scrapemint/prediction-market-odds-comparison | 2 | 100.0% | 31 | $5.00 | — | — | 2026-10-18 |
| Kalshi Prediction Markets — Odds, Probabilities, Volume nexgendata/kalshi-prediction-markets-tracker | 2 | 93.8% | 32 | $100.00 | <$0.001 | — | 2026-10-17 |
| Kalshi Sports Markets barefoot_grade/kalshi-sports | 1 | — | 1 | $0.40 | <$0.001 | — | 2026-10-18 |
| Kalshi Market Monitor barefoot_grade/kalshi-market-monitor | 1 | — | 1 | $0.40 | <$0.001 | — | 2026-10-18 |
| Kalshi & Polymarket Scraper - Odds, Probability, Volume om_kh/kalshi-polymarket-scraper | 1 | — | 17 | $1.00 | — | — | 2026-10-18 |
| Kalshi Trades: Live Tape, Whale Trades and Price History scrapemint/kalshi-trades-tracker | 1 | — | 1 | $0.80 | — | — | 2026-10-18 |
| Prediction Markets Monitor — Polymarket & Kalshi brick_joey_yto/prediction-markets-monitor | 1 | — | 15 | $1.00 | — | — | 2026-10-18 |
| Prediction Market Scraper: Kalshi & Polymarket Odds accountable_eel/prediction-markets-lookup | 1 | 100.0% | 27 | $1.00 | $0.003 | — | 2026-10-18 |
Success rate is shown only for tools with 20+ runs in 30 days; below 90% is highlighted. Prices are list prices for Apify's free plan (paid plans are cheaper). You are responsible for complying with kalshi.com's terms and applicable law. How we measure.
Would rather not run a scraper yourself? See our measured comparison of scraping APIs (success rate and cost per page on real targets).