YA

Yahoo Fantasy Sports API

Official Yahoo Fantasy Sports data and league management

7.6 / 10GoodVerified
Starting PriceFree
Free TierYes
Live DataYes
WebSocketNo
Commercial UseYes

Overview

The Yahoo Fantasy Sports API provides developers with access to Yahoo Fantasy Sports league data, including rosters, matchups, standings, player information, and projections. Supporting NFL, NBA, MLB, and NHL fantasy games, it allows developers to build custom fantasy tools, league commissioners, draft assistants, and analytics dashboards. The API uses OAuth 2.0 for authentication and provides both public and private league data access.

Pros

  • Official Yahoo Fantasy data
  • Multi-sport fantasy support
  • OAuth 2.0 authentication
  • Free to use
  • League management capabilities
  • Good documentation

Cons

  • Requires Yahoo developer app registration
  • OAuth flow can be complex
  • Rate limited per user
  • No WebSocket streaming
  • Limited to Yahoo Fantasy leagues only

Best For

Yahoo Fantasy league toolsDraft assistantsFantasy analytics dashboardsLeague commissioner apps

Not Ideal For

Non-Yahoo fantasy platformsReal-time betting applicationsApps needing other fantasy providers

Specifications

REST APIYes
GraphQLNo
WebSocketNo
WebhooksNo
OpenAPI SpecNo
Player StatsYes
Team StatsYes
Odds DataNo
Historical DataCurrent and recent fantasy seasons; limited historical archives
Request Limits2,000 requests per hour per user
Commercial UseYes
RedistributionNo
White LabelNo

SDKs

Node.jsPythonJava

Leagues

NFL FantasyNBA FantasyMLB FantasyNHL FantasyCollege Football Fantasy
Last verified: 2026-08-15

Our Verdict

7.6/ 10

Yahoo Fantasy Sports API is a solid choice for yahoo fantasy league tools and draft assistants, with an overall score of 7.6/10. While it performs well in most areas, consider requires yahoo developer app registration when making your decision.

Editorial: 7.8/10Benchmark: 7.5/10How we score →
Data verified: 2026-08-15
Pricing checked Coverage checked Docs checked

Coverage

Sports Supported

American FootballBasketballBaseballHockey
Live DataYes
Historical DataCurrent and recent fantasy seasons; limited historical archives
Player StatsYes
Team StatsYes
Odds DataNo

Leagues & Competitions

NFL FantasyNBA FantasyMLB FantasyNHL FantasyCollege Football Fantasy

5 leagues and competitions covered

Developer Experience

API Paradigms

REST
GraphQL
WebSocket
Webhooks

SDKs

Node.jsPythonJava

Commercial Terms

Commercial use
Redistribution
White-label
Rate limit: 2,000 requests per hour per user

Pricing Plans

Free

Free

2,000/hour

  • League data access
  • Roster management
  • Player data
  • OAuth authentication