Data ProviderSports

Goalserve Sports Data API

Goalserve Sports Data API is a data provider from Goalserve providing sports data. Goalserve is a long-running commercial sports-data aggregator (since 2005) delivering live scores, schedules, play-by-play events, and bookmaker odds across 20+ sports in JSON/XML. A Polymarket bot would use it as an affordable broad feed to drive game-outcome and in-game markets for NBA, NFL, MLB, soccer, tennis and more.

At a glance

ProviderGoalserve
TypeData Provider
CategorySports
Real-timeYes — streaming
AuthAPI key
PricingPaid; 30-day free trial. Per-sport plans from ~$100-250/mo; Full Package $800/mo or $4,000/yr (WebSocket add-on extra) — Full Package (all sports): $800/mo, $3,550/6mo, $4,000/yr (sale, list $5,100), WebSockets live-odds add-on (requires full package): $200/mo, $1,000/6mo, $1,500/yr, Per-sport examples: MLB ~$250/mo, Golf ~$200/mo, Esports ~$100/mo; soccer livescore/odds ~$150/mo each, 30-day free trial available

What data it provides

  • Live scores updating every 2-4 seconds across 20+ sports
  • Play-by-play match events and live match/ball-position tracker
  • Pre-match and in-play (live) odds from 20+ bookmakers
  • Schedules, fixtures, standings, lineups and player/team stats
  • Settlements API for resolved market outcomes
  • Historical data dating back to ~2010

Features

  • Coverage: soccer, NBA, NFL, MLB, NHL, tennis, cricket, esports, golf, F1 and more
  • Output in both JSON and XML formats via HTTP GET
  • Real-time delivery via polling plus optional WebSockets live-odds streaming and webhook notifications
  • Latency ~2-4s live-score refresh; advertised 99% uptime with 24/7 support
  • REST in-play API covers soccer, basketball, tennis, baseball, hockey, volleyball
  • Auth via private API key with IP whitelisting

Links

Use it in a bot

Other sports data sources

Listed, not endorsed. Pricing and capabilities change without notice — check the provider's own documentation before you depend on anything here. Browse the full data resources directory or the strategy database.
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