https://novarnish.com/data/ai-marketing-tool-pricing-index-2026 https://novarnish.com/images/heroes/ai-marketing-tool-pricing-index-2026.webp 2026-06-15 monthly 0.6 https://novarnish.com/data/ai-tool-adoption-rates-2026 https://novarnish.com/images/heroes/ai-tool-adoption-rates-2026.webp 2026-06-15 monthly 0.6