{"schemaVersion":"2.0","pricingModel":"Honest Cost+","lastReviewed":"2026-05-19","currency":"THB","costPerUser":{"free":{"compute":5,"payments":0,"overhead":3,"email":1,"total":9},"hobby":{"compute":30,"payments":15,"overhead":5,"email":2,"total":52},"pro":{"compute":100,"payments":23,"overhead":8,"email":3,"total":134},"business":{"compute":300,"payments":43,"overhead":12,"email":5,"total":360},"enterprise":{"compute":600,"payments":133,"overhead":32,"email":10,"total":775}},"profitLoss":[{"tier":"free","monthlyTHB":0,"variableCost":9,"cost":9,"margin":-9,"marginPct":null},{"tier":"hobby","monthlyTHB":111,"variableCost":52,"cost":69.14202127659574,"margin":41.85797872340426,"marginPct":38},{"tier":"pro","monthlyTHB":333,"variableCost":134,"cost":185.42606382978724,"margin":147.57393617021276,"marginPct":44},{"tier":"business","monthlyTHB":888,"variableCost":360,"cost":497.136170212766,"margin":390.863829787234,"marginPct":44},{"tier":"enterprise","monthlyTHB":3333,"variableCost":775,"cost":1289.7239361702127,"margin":2043.2760638297873,"marginPct":61}],"methodology":{"compute":"GCP Cloud Run (free-tier-covered for Free + most Hobby) → Hetzner CAX21 ARM Singapore (€7.50/mo, packs ~10-15 Hobby users) once GCP credit exhausts","payments":"Stripe Thailand 3.65% + ฿11/txn (Card/PromptPay/TrueMoney)","overhead":"Domain + monitoring + Vercel/Cloud Run base, amortized at 1,000-user scale","email":"Resend transactional (Free tier <3k/mo) + Thai tax invoice generation","notes":"Lightning-paid users skip the Stripe fee — saves ~93% of payments line item. Every paying tier is profitable on its own at every karma band — no cross-subsidy."},"docs":"/karma"}