Public Accuracy Ledger · Live

Lifetime Accuracy

73%

13272 graded predictions

Signals Logged

20,154

all permanent, auditable

High-Confidence Today

last 4 hours · threshold 85%+

Free · No signup required

The institutional intelligence layer for sports prediction markets.

Every signal generated by Sports Market OS is logged permanently to a public ledger before it reaches any user. Every prediction is graded mechanically against live Polymarket data. The accuracy number above is not a marketing claim — it is a query. The terminal is free to use, no signup or credit card required.

Open Terminal →no signup required

Audit the Ledger →public dataset

What the market is missing

The Edge

Three layers of market intelligence. Only one of them reaches most people.

Public Sees

›
The final score and the match outcome
›
Injury news after it reaches mainstream media
›
Odds movement without understanding why
›
Prediction market prices without context
›
The result — after the market already priced it

Market Sees

›
Volume surges before public information breaks
›
Price movement against the prevailing consensus
›
Open interest accumulating on one side
›
Spread compression under directional pressure

AI Sees

›
Four distinct signal patterns across Polymarket data
›
Volume/price divergence before narrative forms
›
Cross-source disagreement between prediction platforms
›
Open interest shifts indicating directional conviction
›
The pattern emerging before it becomes consensus

Public sees the scoreline.

The market saw the volume shift before the narrative formed.

Public sees injury rumours.

SMO saw the price compression before the confirmation.

Public sees the headline.

The signal fired before anyone wrote the story.

How it works

Three systems.
One intelligence layer.

Signal Engine

detectors

Volume surge, line move, spread compression, and open interest shift — four independent pattern detectors running continuously across Polymarket data.

AI Narrator

Claude layers

Every signal gets a narrative. Market context, signal framing, and creator-ready brief — three layers of AI analysis generated for each detection event.

Accuracy Ledger

Public

permanent record

Every prediction is logged before distribution and graded mechanically against live Polymarket data. The accuracy number on this page is a database query — not a curated figure.

Creator Intelligence

Turn live signals
into content.

Every signal generated by the engine is immediately exportable. Every daily brief is AI-generated from live market data. No manual curation. No fabrication.

Export Studio

Branded share cards generated from live signal data. Every signal event produces an exportable card — sport, event, confidence, signal type, and AI narrative included.

Open Export Studio →

Today's Brief

An AI-generated daily market intelligence brief, delivered to the terminal every morning. Covers signal density, sport distribution, and high-confidence calls from the prior 24 hours.

Read Today's Brief →

Partner Product

Tennis Trader AI

The browser-native AI trading system built for Betfair Exchange. A separate product, built by the same team — the execution layer for traders who also use the intelligence layer.

Live Betfair Ladder

Real-time order book, tick-by-tick price updates, and full market depth.

AI Guardian

Automated risk management — configurable loss limits, liability caps, and position monitoring.

Paper Trading

Free risk-free onboarding. Full functionality without a live Betfair balance.

One-Tap Green Up

Close all open positions across the market in a single action.

Free

Paper trading

5 platforms

Mac · iPhone · iPad · Windows · Android