Quantify

See what prediction markets say about the content you're reading. HOW IT WORKS Click the Quantify button on any tweet or open the side panel on any article. Quantify reads the content, searches Manifold and Polymarket for relevant markets, and returns live probabilities with direct links. ON TWITTER/X A "Q" button appears on every tweet. Click it to see prediction market context — probabilities, market links, and how they relate to the tweet's claims. ON ANY ARTICLE Click the Quantify icon in your toolbar to open a side panel with market analysis. Quotes from the article are highlighted on the page and linked to relevant markets. Ask follow-up questions in the bar at the bottom. WHAT YOU GET - Live probabilities from real prediction markets - Direct links to Manifold and Polymarket BRING YOUR OWN KEY Quantify uses the Anthropic API. You provide your own API key (get one at console.anthropic.com). Your key is stored locally and never sent anywhere except the Anthropic API. PRIVACY - No data collection, analytics, or tracking - No accounts or servers - Your API key stays on your device - All processing happens in the extension - Open source: github.com/David-McSharry/quantify