Field notes · 2026
Notes from building and shipping products.
Technical breakdowns, numbers from live projects, guides for founders.
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- 01·Apr 18, 2026AI trends
Token economics in 2026: a breakdown of Claude, GPT and open-weights API pricing
We calculate the cost of 1 million tokens across models. When self-hosting beats Cloud API.
8 min read - 02·Apr 3, 2026Launch case
How we ship a SaaS to production in 12 weeks: a 27-point checklist
Which tasks parallelize, when beta users come in, and what infra-readiness looks like on launch day.
12 min read - 03·Mar 21, 2026Business analytics
SaaS unit economics: 11 numbers you need before launch
ARPU, CAC, churn, LTV/CAC, payback period. Worked example on a live web product.
14 min read