Lenny Rachitsky's paid Substack newsletter on product, growth and career advice; paying members get all posts, interviews, a private Slack and free annual subscriptions to software.
After leaving AOne-line growth story, compiled by us from public sources; speculation is marked separately below.
Checkout: pay.stripe.com
“"Deeply researched product, growth, and career advice for product leaders, founders, and ambitious builders"; "Over 1,200,000 subscribers"; Subscribe button only”Quote from the site
New-user source: SEO (Non-brand search). 4,018 visits last month (+129% month over month). Search 49.3%, about 39% non-brand, driven by AI news terms such as gpt 6 astra, grok bot and chatgpt astra; direct 34.2%; social 9.9% from LinkedIn, X and YouTube; referrals include github.com, v2ex and readwise. Existing readers come back via email sends.
Top channel measured by Similarweb, others estimated by rank
| Attributable new users, last month | Share |
|---|---|
| SEO | 40% |
| 10% | |
| Other | 51% |
Direct + brand search 44%. Direct and brand search count as viral only when the site shows sharing mechanics; the largest share wins, under 5% means Other.
| Country | Share of visits |
|---|---|
| United States | 42.46% |
| India | 6.05% |
| United Kingdom | 5.66% |
| Singapore | 4.61% |
| Canada | 3.6% |
English
LinkedIn, X (Twitter), YouTube
4.6K keywords · brand ~44% · organic 100% / paid 0%
| Similarweb top 5 keywords |
|---|
| gpt 6 astra |
| grok bot |
| lenny's newsletter |
| gpt 6 |
| chatgpt astra |
Non-brand queries: gpt 6 astra, grok bot, gpt 6, chatgpt astra
64 referring sites
| Site | Share of referrals |
|---|---|
| github.com | 2.37% |
| v2ex.co | 1.15% |
| readwise.io | 1.03% |
| Category | Share of referrals |
|---|---|
| News & Media Publishers | 62.73% |
| Programming and Developer Software | 8.7% |
| Digital Marketing | 2.46% |
| Computers Electronics and Technology - Other | 2.06% |
| Graphics Multimedia and Web Design | 1.23% |
About 4,018 last month (Similarweb estimate), #564 of 606; the month before was 1,874. Opening checkout is not paying, so this is not revenue.
New-user source: SEO (Non-brand search). New users mostly come from need-based searches 4,018 visits last month (+129% month over month). Search 49.3%, about 39% non-brand, driven by AI news terms such as gpt 6 astra, grok bot and chatgpt astra; direct 34.2%; social 9.9% from LinkedIn, X and YouTube; referrals include github.com, v2ex and readwise. Existing readers come back via email sends.
Free subscription available; exact paid subscription price not found
Dossier confidence: medium. Parts 1 and 2 come from reading the site and Similarweb data; part 3 from public reporting, founder posts, Wayback snapshots, WHOIS and similar, with speculation marked.
The number: checkout visits is Similarweb's estimate of visits from the site to a checkout payment page; opening checkout is not paying, so this is not revenue. Small sites land on fixed buckets.
Data through last month. Page updated 2026-10-26.
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