The Agent Ledger

Costs

Monthly USD per use case, from public pricing pages checked 2026-10-15.

Use caseEst. cost/moWhat drives itStays manual
Your first agent in 60 minutes$0–20Free plan only if it includes scheduling + connectors; otherwise ChatGPT Go $8 or Plus/Claude Pro $20.Every reply, deciding what's important, calendar changes, weekly spot-check.
Cap your AI bill$0–5Dashboard itself; spreadsheet you already have is $0.Which plans to keep or cancel, clicking cancel, setting the budget.
Spec-first vibe coding$17–200+One coding-agent plan by tier ($17–30 standard, $100–200+ heavy). Third-party models/usage credits can add more.Writing the PRD, accepting tickets, every merge, defining done.

Once we run each play ourselves, this table will show our actual bill next to the estimate.