Virtual CTO services typically cost $4,500 to $12,000 per month; CTO-as-a-service retainers run $12,000 to $18,000. What each model includes, when to pick which, and the questions that expose fake fractional CTOs.
Fractional CTO services compared across 6 hiring channels: independent operators, fractional executive firms, talent marketplaces, dev agencies, technical advisors, and full-time hires. Typical 2026 rates for each.