# theknowai > The AI pricing engine for builders. theknowai helps founders and product teams price AI agents, SaaS, and software with confidence: analyze real token/inference costs, simulate gross margins, catch pricing red flags, and ship a defensible price. Founding access starts with a 7-day free trial (no card charged during the trial). ## What it does - Free AI margin check (/check): enter model, usage, and price to instantly see gross margin, break-even price, and the dominant cost source. - Cost analysis: live token prices across 2,000+ LLM models (Claude, GPT, Gemini, and more) mapped to your per-request usage. - Margin & revenue simulator: model conversion, churn, and revenue to see real unit economics. - Pricing science: cost-plus, value-based, and sensitivity analysis with automatic red-flag detection. - Competitor tracking: monitor competitor pricing pages and get alerted when prices change. ## Who it's for Solo builders, indie hackers, and DTC/SaaS teams shipping AI products who need to know whether their pricing makes or loses money. ## Key pages - Home: https://theknowai.com/ - Free AI margin check: https://theknowai.com/check - Machine-readable pricing: https://theknowai.com/pricing.md - Start free trial: https://theknowai.com/#founding - Sign in: https://theknowai.com/login ## Pricing Single founding offer with a 7-day free trial. Structured, machine-readable pricing is at https://theknowai.com/pricing.md