A practical comparison of major AI coding tools, based on daily production use of Claude Code, Codex, and Cursor. The reusable part of any ai automation tools decision is the framework, not the price table: cost drivers, a nine-dimension scorecard, and source links for current vendor docs.
Revenue models are easy to list and hard to price. Here are seven with the actual monthly running cost attached — including the three that quietly stop working once volume goes up.
I cannot access that is a permissions statement, not a capability limit. This guide connects Codex to live tools: first server in under 10 minutes, which servers a beginner actually needs, config.toml field by field, and the security traps to avoid.
Turning AI systems into revenue
Revenue models are easy to list and hard to price. Here are seven with the actual monthly running cost attached — including the three that quietly stop working once volume goes up.
When I rebuild one with AI agents, you get the write-up — including the parts that didn't work. No weekly roundup, no "5 tools you need."