Build an AI Fantasy Football Assistant with a Sports Data API
Build a scoring-aware AI fantasy football assistant with weekly projections, rankings, and BALLDONTLIE Sports Data API context for better lineup decisions.
Blog
Tutorials, guides, and tips for building with the BALLDONTLIE API
Introducing Webhooks: Real-Time Sports Event Notifications for Your App
Stop polling for score updates. BALLDONTLIE webhooks push NBA, WNBA, MLB, NHL, NFL, NCAAF, NCAAB, NCAAW, ATP Tennis, WTA Tennis, PGA Golf, EPL, La Liga, Serie A, UCL, Bundesliga, Ligue 1, MLS, and World Cup events, with supported injury updates, directly to your server as they happen. Learn how to set up real-time sports notifications.
Why Backtesting Is the Most Important Part of Building a Betting Model
Learn why validating betting models against historical data separates profitable bettors from gamblers. Build your first model with BALLDONTLIE Lab.
Access Sports Data in Google Sheets - No Coding Required
Learn how to pull live NBA, NFL, MLB, and other sports data directly into Google Sheets using the BALLDONTLIE API. Perfect for fantasy sports, betting analysis, and sports research - no programming experience needed.
Compare ATP Tennis Betting Odds: Australian Open 2026 Guide Using a Free Sports API
Learn how to compare betting odds across sportsbooks for ATP tennis matches using Python and the BALLDONTLIE API. Find the best lines for Australian Open 2026.
NBA Prediction Markets vs Sportsbooks: Compare Kalshi and Polymarket Odds Using Python
Learn how prediction markets work, convert contract prices to American odds, and build a Python tool to compare Kalshi and Polymarket with DraftKings and FanDuel using the BALLDONTLIE API.
Compare NBA Player Props Across Sportsbooks: Find the Best Lines with Python
Build a Python tool to compare NBA player prop odds across DraftKings, FanDuel, Caesars and more using the BALLDONTLIE sports data API.
Build an NFL Scoreboard with React: Live Scores Using a Free Sports API
Step-by-step React tutorial for building an NFL scoreboard with live game scores. Learn to fetch 2025 NFL data, filter by week, and display real-time results using the free BALLDONTLIE sports API.
Let AI Write Your Sports Data Scripts
Learn how to use ChatGPT, Claude, or other LLMs with the BALLDONTLIE OpenAPI specification to automatically generate integration code.
Find Betting Value: Compare Odds Across Sportsbooks
Learn how to use the BALLDONTLIE API to compare betting odds across multiple sportsbooks and find the best available lines.
Getting Started with the BALLDONTLIE API
A beginner-friendly guide to accessing NBA, NFL, MLB, and other sports data with the BALLDONTLIE API. Learn how to make your first API request in minutes.