Posts on where LLM spend shows up: subscriber P&L, enterprise licenses, and support tickets. A fourth post covers per-prompt model switching in Cursor and product routers. They are frameworks from public pricing and reported cases, not ConvoMargin customer telemetry.
SaaS Founders
Traditional SaaS scales at zero marginal cost. AI breaks this. Surging usage scales costs linearly. Charging flat rates for unbounded prompting creates uncalculated financial risk.
Read the postFinOps
Engineering agent loops burn budget while sales barely uses seats. Blended bills obscure true cost allocation per team. Measure cost-per-prompt vs output before you renew.
Read the postCustomer Support
RAG history and multi-turn agent loops compound token costs. Unmonitored support queries on free-tier users erode customer margins.
Read the postProduct / FinOps
Cursor and product routers let each prompt pick Grok, Claude, GPT, or a cheaper model, with or without web. Margin has to be logged on the prompt, not the month.
Read the postProduct / Eng
Short keys, alias-mapped model ids, and topic umbrellas cut tokens you re-inject on the next turn. ConvoMargin measures whether that actually improved margin.
Read the postTLDR: Four reads, then the preview calculator. Run your numbers.