StatSpark — daily data-story prompts for newsletter writers and indie journalists
A research assistant that watches public datasets (HN, Google Trends, BLS, GitHub, census) and emails you three fresh, citation-ready data angles every morning, with charts already drafted.
Indie newsletter writers and data-curious journalists
- Curated anomalies in public datasets, ranked by editorial hook strength
- Auto-generated chart drafts and cited source links
- Topic filters to match a writer's beat (tech, money, sports, etc.)
- Saved-story archive with one-click export to Substack/Medium
The viral HN post about popular numbers proved readers love quirky data-driven stories, and ClickHouse's public playground lowers the technical bar to mining it.
Multiple 2026 roundups of AI newsletter tools (Junia, Tugan, eesel) confirm active demand, and FetchWave explicitly markets as a research assistant for newsletters — but the narrower 'data-angles from public datasets' slice is unproven.Best AI Tools for Newsletter Writers (2026, Tested) ↗FetchWave - The AI Newsletter Generator & Research Assistant ↗
No direct competitor surfaces for 'daily curated data angles with drafted charts' — FetchWave focuses on content summarization rather than public-dataset story mining, and Chartrakt/Morning Brew are finished publications, not tooling.FetchWave - The AI Newsletter Generator & Research Assistant ↗10 Best AI Newsletter Tools (2026) — Writing, Curation, Personalization ↗
Newsletter writers are notoriously price-sensitive with abundant free tools (ChatGPT, Notion AI, Writesonic); while Beehiiv/Substack ecosystems monetize well, a $20-50/mo research assistant sits in a crowded 'nice-to-have' tier.Beehiiv vs Substack: Which Paid Newsletter Platform Actually Pays More ↗6 free AI newsletter writer tools tested in 2026 (honest results) ↗
Public datasets (BLS, Census, Google Trends, HN, GitHub) are durable infrastructure and the data-driven newsletter genre (Morning Brew, Tangle) is mature, but AI commoditization means the specific prompt format will be easy to replicate.Morning Brew | Business News and Trends ↗
All source APIs (HN Firebase, GitHub, Google Trends, BLS, Census) and ClickHouse playground exist publicly, but wiring scheduled queries, chart rendering, and citation formatting into a daily email pipeline is meaningful engineering — not trivial.Explore The Best AI Tools For Journalists - 2025 Edition ↗