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Market Signal Engine
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About

What this is, how it works, and what it isn't.

What we do

Market Signal Engine monitors 40+ finance YouTube channels and automatically extracts every bullish and bearish stock pick from their videos. Instead of watching hours of content, you see the signal: which stocks creators are positive or negative on, how confident, and why.

We also track accuracy — whether a creator's bullish or bearish call turned out to be right 28–35 days later — so you can see whose picks are worth paying attention to over time.

Powered by AI — and AI makes mistakes

Signals are extracted using a combination of automated transcript analysis and AI classification. AI is powerful but imperfect. It can:

  • Misread context — a creator saying "I wouldn't touch this stock" as a joke might be flagged bearish
  • Miss a ticker that's referred to only by product name or nickname
  • Assign the wrong sentiment when a creator is discussing a stock hypothetically
  • Occasionally attribute a signal to the wrong company

We apply filters (confidence thresholds, minimum video length, blocklists) to reduce noise, but no automated system is 100% accurate. Always watch the source video before making any decision.

For educational purposes only — not financial advice

Everything on this site reflects the opinions of the YouTube creators whose videos we process. We are not a financial advisor, broker, or investment service. We do not endorse any creator's views or recommend any investment.

A creator being bullish on a stock is not a buy signal. A creator being bearish is not a sell signal. Past accuracy does not guarantee future accuracy. Stock prices are affected by countless factors no YouTube channel can fully anticipate.

Do your own research. Consult a qualified financial professional before making investment decisions. You are solely responsible for your financial choices.

How signals are generated

  1. Transcript — we fetch transcripts from YouTube captions or transcription services
  2. Ticker scan — we scan for stock tickers and company names from a universe of 871 US-listed stocks
  3. AI classification — our AI reads the transcript and classifies each mention as bullish, bearish, or neutral with a confidence score
  4. Filtering — neutral signals, low-confidence signals, ETFs, and ambiguous matches are dropped
  5. Accuracy tracking — 28–35 days after the video, we check whether the stock moved in the predicted direction. Repeated mentions of the same stock by the same creator within 30 days count as one pick, so accuracy reflects the quality of calls rather than repetition frequency

Only videos longer than 10 minutes are processed. Day-trading livestreams, YouTube Shorts, and non-finance content are excluded.

Contact

Found a wrong signal? Spotted a creator we should add? Have a question?

Email us at support@marketsignalengine.ai