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NEW: Prediction Markets API

One REST API for all prediction markets data
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AI Has a Reality Problem — Prediction Data Is the Fix

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AI has mastered language, pattern recognition, and summarization. But it still lacks something fundamental…

It’s not a breaking news alert.

It’s not a live stock ticker.

It’s something far older... yet...far simpler — and far more powerful.

It’s collective human foresight.

This is the magic behind prediction markets. And right now, these markets are quietly becoming the secret weapon in building smarter, more reliable Artificial Intelligence.

Forget the jargon for a moment. A prediction market works like a global betting pool on the future. People trade contracts on everything from election results to product launches. And each contract price reflects the crowd’s belief about what will actually happen.

If a contract trades at $0.75, the market is saying there’s a 75% chance the event will occur.

One clean number.

One clear probability.

And one of the most valuable signals a machine-learning model can receive.

This isn’t noise. This is quantified human belief, updated in real time.

We love our LLMs — ChatGPT, Gemini, Claude, and the rest. They write emails, they draft code, they’re explaining things...

But they have one huge flaw:

They hallucinate.

LLMs are trained on yesterday’s data. They know history, not reality. They struggle with what’s happening right now, and they have no natural sense of what will happen next.

That’s where prediction market data steps in.

It gives AI something it has never had before: A live, crowd-priced window into the future.

Most data sources describe the past. Prediction markets describe possibilities. That’s why they’re so powerful for AI training and real-time forecasting.

Here’s what makes prediction data special:

  • Pure Probability: No long articles. No interpretations. Just a clean numeric probability.
  • Incentivized Accuracy: Traders risk real money. Being wrong has a cost. That makes this data far more reliable than casual opinions or polls.
  • Forward-Looking Signals This data doesn’t report old events — it reflects what the market believes will happen next.

For AI developers, these qualities make prediction markets one of the strongest signals available. And one of the hardest to collect manually.

Prediction markets move fast. Prices update in milliseconds. And the valuable insights are buried across dozens of exchanges.

Most developers never get to use this data because it’s nearly impossible to track, clean, and structure without a dedicated pipeline.

That’s exactly why FinFeedAPI exists. Our Prediction Market API turns raw, chaotic market activity into simple, structured endpoints your AI can plug into instantly.

No scraping. No manual data wrangling. Just clean, probability data.

Building a reliable predictive model requires more than vibes and guesses — it needs reliable data.

Here’s the core toolkit FinFeedAPI provides and what each endpoint unlocks:

Your AI’s GoalFinFeedAPI EndpointThe Benefit
Understand real-time buying pressureGET /:market_id/currentShows immediate demand for YES/NO outcomes — the market’s temperature.
Study a market’s full probability storyGET /:market_id/historyHistorical price data reveals trends, reversals, and long-term crowd sentiment.
Get the freshest possible probability updateGET /:market_id/latestDelivers the newest price with minimal delay.
Monitor every trade happening right nowGET /activity/.../currentReal-time trades and quotes for instant AI reaction and analysis.

This spectrum — from full history to latest activity — turns a basic model into a future-aware machine.

When you combine LLMs with real-time prediction market data, entirely new capabilities appear.

Feed historical outcomes into your model.

Once a market resolves, the outcome becomes an undeniable truth — perfect for reducing hallucinations.

Let your AI behave like an analyst.

It watches market probabilities, compares them to its internal models, and reacts when something shifts.

By running simulations on live market activity, you can predict not just what might happen…

but how the market will respond as the event gets closer.

This is next-level forecasting — powered by real-time human belief.

The next wave of artificial intelligence won’t be about bigger datasets or larger models. It will be about giving machines the one thing they’ve always lacked:

An accurate, evolving understanding of the future.

Prediction market data is no longer niche.

It’s becoming a core asset for companies building predictive systems, financial tools, autonomous agents, and research models.

The oracle is here.

Its voice is numerical, global, and constantly updating.

All you need is the right connection.

Ready to train your AI with real-time probability data?

Start using the FinFeedAPI Prediction Market API today.

Grab your Free API Key here.

  1. How to Retrieve OHLCV Data from Prediction Markets?
  2. Prediction Markets: Complete Guide to Betting on Future Events
  3. Polymarket: The Blockchain Prediction Market Changing How the World Forecasts the Future

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