Newsletter Insights — independent newsletter & sponsorship data across 32K+ newsletters
Browse all →Gradient Ascent is your weekly guide to AI, trusted by Silicon Valley's top tech firms and the best academic labs worldwide.
Enter your email and we'll connect you with this newsletter.
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedGradient Ascent's metrics, benchmarks, and sponsor data in one document
27K
Top 25% in AI
substack
AI
~15/post
avg comments + likes (0.06% rate)
Above category average
Weekly
0.7 posts/week avg
Free
Category avg: $6/mo
574
newsletters in AI
rebuy.com
Top 25% in AI
out of 574 newslettersPublishing Frequency
Weekly
Last published Apr 16, 2026
0.7 posts/week avg
