lede
106 dates · table aggregates last 7 days

How well we match TLDR

2026-07-31 · 5 newsletters compared · 53 stories TLDR actually published

13%
recall @ top 10
17%
recall @ top 25
21%
recall @ top 50
21%
recall @ any (full pool)

Recall = "of the stories TLDR actually published, how many did we surface in our top N?" Matches via title-embedding similarity ≥ 0.62, with URL-overlap as a strong cross-check. Low numbers point to source coverage gaps - TLDR sources heavily from X, LinkedIn, and inside-baseball Substacks. Pick a specific newsletter above to see the day's side-by-side.

NewsletterR@10R@25R@50R@allLast 7 days (R@10)
TLDR8%13%17%23%▂▁▁▁
TLDR AI15%21%28%28%▂▁▂
TLDR Founders0%4%4%4%▁▁
TLDR Dev9%11%15%15%▂▁▁▁
TLDR Data0%0%0%0%
TLDR Design0%0%0%0%▁▁▁
TLDR InfoSec6%12%12%15%▁▁▁
TLDR IT9%15%21%21%▂▁▁
TLDR DevOps7%10%17%17%▁▁▁
TLDR Marketing2%2%2%2%▁▁▁▁
TLDR Product21%21%21%21%▂▂
TLDR Crypto3%15%18%18%▁▁▁
TLDR Fintech0%0%0%0%

Where we missed today

Top domains TLDR cited that we didn't catch - start here when picking new RSS sources or tuning the ranker.

DomainTLDR picksWe matchedRecall
linkedin.com400%
sj.com3133%
cnbc.com3133%
blog.jim-nielsen.com200%
aws.amazon.com200%
a16z.news200%
construction-physics.com100%
blog.dshr.org100%
stripe.dev100%
arstechnica.com100%
techcrunch.com100%
architecture-weekly.com100%
obryant.dev100%
steelmanlabs.com100%
schneier.com100%