MarketBrief
A daily AI-digested briefing for retail investors and independent financial analysts who curate their own RSS/Atom feeds of SEC filings, Fed statements, industry research, and Substacks — clusters stories across sources and surfaces what actually matters.
Retail investors and independent financial analysts who maintain their own curated source lists
- Cross-source deduplication and clustering of stories from your RSS/Atom feeds
- AI-written daily digest at adjustable depth (headlines-only vs deep summary)
- Topic modeling that surfaces emerging themes before they trend in mainstream financial media
- Personal archive with full-text search and 'what changed since I last read' diffs
The Atom-vs-RSS debate on HN signals a real counter-movement of readers rejecting algorithm-driven feeds — finance professionals in particular curate their own feeds of filings, blogs, and Substacks and actively seek better tooling.
Target audience is narrow: retail investors who self-curate RSS/Atom lists of filings+Substacks is a power-user subsegment, while the broader AI-financial-briefing space is already crowded (FinChirp, Briefr, DealGPT, Feedly Market Intelligence all target similar pain points).Top 10 AI-Powered Retail Investor Stock Research Platforms (2025) ↗FinChirp - AI-Powered Stock News & Audio Briefings ↗
Feedly Market Intelligence already offers AI Feeds, AI Models, summarization, and deduplication for finance/trend monitoring at $1,600/mo, and FinChirp/Briefr target the exact daily-AI-briefing use case; the 'cluster stories across sources' feature is commoditized.Feedly Market Intelligence Pricing ↗Feedly Market Intelligence: Gain the full view of your competition ↗
Willingness to pay exists in finance — Feedly charges $1,600+/mo for teams and Feedly Pro+ exists for individual power users — but price-sensitive retail investors typically cap subscriptions at $10–30/mo, limiting ARPU for a consumer-leaning tool.Feedly Market Intelligence Pricing ↗Feedly AI Review, Pricing & Alternatives ↗
RSS/Atom and self-curation are durable counter-trends (HN coverage, ongoing reader apps), and SEC filings/Substacks are stable sources; however AI-briefing features are being commoditized fast by incumbents adding LLM summarization.The Best RSS Readers in 2025 ↗The Best RSS Feed Readers for Streamlining the Internet ↗
Technically straightforward — standard RSS/Atom parsing, an LLM summarization layer, and clustering; no deep integrations or proprietary data required, though differentiation is hard.Top 15+ AI Financial Research Platforms for Investors ↗