PolyTell-AI Chrome extension that shows Polymarket odds as you browse

Name: PolyTell-AI Chrome extension that shows Polymarket odds as you browse
Availability: InStock
Author: fengyiqicoder

by fengyiqicoder·Feb 26, 2026·1 point·0 comments

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AI Analysis

●●SolidSolve My ProblemSlick

Polymarket integration into news feeds saves tab-switching, but Polymarket UX already handles this.

Strengths

•Real-time event extraction and market matching across English and Chinese content.
•Zero login friction: works immediately after install, leverages Tailscale-style identity binding.
•Infinite-scroll support on X means new content analyzed as you browse, not just static pages.

Weaknesses

•AI event matching likely has false positives or misses; no error feedback shown in demo.
•Polymarket is niche; broader betting platforms (DraftKings, FanDuel) or trading platforms (e-Toro) would expand TAM but not planned.

Post Description

Hey HN, I built PolyTell, a Chrome extension that uses AI to analyze news articles and tweets in real time, then surfaces relevant Polymarket prediction market odds directly inside the page — no tab switching required. How it works:

Visit any news site or scroll your X/Twitter feed PolyTell's AI reads the content, extracts key events, and matches them against live Polymarket markets Inline cards appear right below the relevant content showing the market question, current odds, and a one-click bet button

For example, if you're reading an article about tariff policy changes, PolyTell will automatically find the matching Polymarket contract and show you the current price — all without leaving the page. It supports both English and Chinese, and works with infinite-scroll feeds like X. In the demo video below, you can see it analyzing a news article (5 events matched), then switching to the X timeline where it picks up 10 events and generates 10 bet recommendations across tech, politics, and business categories.