Live analyzer
Search current player props across MLB, NBA, NFL, NHL, and soccer.
AI sports betting research
A sharper way to question the line.
Propeller is a free AI sports betting research tool for player props. It combines sport-specific signals into an inspectable directional score—then shows the evidence and limits so you can make your own decision.
What it is
AI betting help should show its work.
One score is a starting point. The underlying signals—and what they miss—are the research.
Signal map
From market line to a research-ready view.
01Line and market context
02Recent player form
03Usage and projected role
04Matchup and environment
05Injuries and availability
06Model synthesis and limits
Research stack
Tools, evidence, and methodology in one place.
Forward record
See exactly what was captured going forward and when the sample began.
Model card
Understand inputs, confidence, missing data, failure modes, and version history.
Tool benchmark
Compare AI player-prop research tools using a published, evidence-based rubric.
Prompt builder
Build a skeptical, structured prompt for ChatGPT or another general AI assistant.
Current sports
Explore available research by sport and platform without pretending an empty slate is live.
Questions
What an AI betting tool can—and cannot—do.
Can AI predict sports bets?
AI can organize signals and estimate a direction, but sports outcomes remain uncertain. Model confidence can be wrong, source data can be incomplete, and a market can move after analysis.
Is Propeller an AI picks site?
Propeller publishes research signals and directional analysis. It does not accept wagers, place bets, promise profit, or replace your judgment.
How can I verify the claims?
Use the public results archive for historical context, the forward publication record for newly captured rows, and the model card for definitions and limitations.
Start free
Question the next player-prop line with better context.
- July 14, 2026 — Initial category hub, evidence map, and research assets published.