Know the real cost before you switch tools — and what went wrong for everyone else
Subscription price is the easy part. We work out the month you actually break even — after implementation, internal migration hours, annual price rises, and the stretch where you're paying two vendors at once — and pair the math with researched case studies of tools that rose and fell.
Open the calculator Read the postmortemsSwitching cost calculator
Enter your team size and the two tools you're comparing. Get the month you break even and a three-year cumulative comparison — including migration labour, annual price rises, and the months you pay both vendors at once.
Find your break-even month →Product failure postmortems
Why Character.AI's valuation halved, why regulators moved on companion chatbots, and what it means for anyone building on or buying into this category. Structured business and regulatory analysis, not press-release rewrites.
Read the analysis →Latest analysis
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Character.AI Postmortem: What Happened After the $2.5B Valuation
A platform hit 28 million monthly users, then rebuilt itself around safety requirements and lost roughly 60% of its valuation. What the numbers show about the cost of compliance.
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California SB 243 Explained: What the New AI Companion Chatbot Law Requires
The first US law written specifically for AI companion chatbots took effect in January. It carries a private right of action — which changes who can enforce it, and how often.