User-agent: *
Disallow: /ajax/?*
Disallow: /api/?*

User-agent: Googlebot
Disallow: /

User-agent: Mediapartners-Google
Disallow: /

User-agent: AdsBot-Google
Disallow: /

User-agent: Googlebot-Mobile
Disallow: /

User-agent: Googlebot-Image
Disallow: /

User-agent: Googlebot-News
Disallow: /

User-agent: Googlebot-Video
Disallow: /