{"name":"Inbox Innovation email system","version":"2026.11","docs":"https://www.inboxinnovation.com/ai","howToUse":["Pick a brandId from brands.","Write a draft object: subject, preheader, label, marketing, blocks.","Use only the block types below, in any order, within the field limits.","Do not write HTML, colours or fonts: the components supply them.","Open the result in the Composer for review: https://www.inboxinnovation.com/ai#import, or encode it as base64url and append to /compose#d="],"rules":["One h1-level heading per email, in the first text block.","Every hero and product image needs alt text that describes the picture.","Button labels say what happens next, in two to four words.","Marketing emails set marketing: true; transactional emails set it false.","Personalisation uses {first_name}, {last_name} or {email} only.","UK English. No exclamation marks in headings.","Subject 30 to 60 characters; preheader 40 to 110 characters."],"brands":{"harbour-house":{"name":"Harbour House","kind":"Coastal hotel group, five properties","light":{"page":"#F3F0EA","surface":"#FFFFFF","ink":"#1F2A30","muted":"#5F6A72","accent":"#1F4E5A","accentInk":"#FFFFFF","rule":"#DCD6CB"},"dark":{"page":"#151A1C","surface":"#1F2629","ink":"#EEF0EE","muted":"#A3AEB3","accent":"#8FC0C8","accentInk":"#101517","rule":"#2D3639"},"fontDisplay":"Georgia, 'Times New Roman', serif","fontBody":"Helvetica, Arial, sans-serif","radius":2},"maison-noor":{"name":"Maison Noor","kind":"Luxury retail, three markets","light":{"page":"#F6F2EC","surface":"#FFFFFF","ink":"#1C1A17","muted":"#6E655B","accent":"#1C1A17","accentInk":"#F6F2EC","rule":"#E2DBD0"},"dark":{"page":"#121212","surface":"#1B1B1B","ink":"#F4EFE6","muted":"#ADA497","accent":"#C9A46B","accentInk":"#121212","rule":"#2D2A26"},"fontDisplay":"Georgia, 'Times New Roman', serif","fontBody":"Helvetica, Arial, sans-serif","radius":0},"atlas-members":{"name":"Atlas Members","kind":"Private members' club, two cities","light":{"page":"#EEF1EE","surface":"#FFFFFF","ink":"#162A1F","muted":"#566A5D","accent":"#B23C22","accentInk":"#FFFFFF","rule":"#D7DDD7"},"dark":{"page":"#0F1A14","surface":"#182620","ink":"#E9EFE9","muted":"#9BAAA0","accent":"#FF7A52","accentInk":"#0F1A14","rule":"#25362D"},"fontDisplay":"Helvetica, Arial, sans-serif","fontBody":"Helvetica, Arial, sans-serif","radius":12}},"draft":{"brandId":"string, one of brands","subject":"string, max 200","preheader":"string, max 300","label":"string, max 60, shown top right of the header","marketing":"boolean","blocks":"array of blocks, max 40"},"blocks":{"hero":{"image":"1 | 2 | 3","alt":"string, max 200"},"text":{"eyebrow":"string, max 100","heading":"string, max 300","body":"string; blank line between paragraphs"},"button":{"label":"string, max 80","href":"https:// or mailto: URL"},"details":{"rows":"string; one 'Label | Value' pair per line"},"twoUp":{"a":"{ title, text, link, alt }","b":"{ title, text, link, alt }"},"divider":{},"note":{"text":"string"},"products":{"items":"array, max 6, of { name, price, alt }"},"quote":{"text":"string, max 600","cite":"string, max 120"},"event":{"day":"string, max 4","month":"string, max 20","title":"string","when":"string","where":"string","cta":"string, max 60"},"offer":{"label":"string, max 80","code":"string, max 30","terms":"string, max 300"}},"templates":{"welcome":"Welcome","confirmation":"Confirmation","campaign":"Campaign","event":"Event invitation","offer":"Offer","blank":"Blank"},"example":{"brandId":"harbour-house","subject":"Your spring weekend at Harbour House","preheader":"Two nights by the water, breakfast included, from 14 March.","label":"Offers","marketing":true,"blocks":[{"type":"hero","image":1,"alt":"The harbour at dawn from a sea-view room"},{"type":"text","eyebrow":"Spring","heading":"Two nights by the water, {first_name}","body":"Book directly for breakfast on us and a late check-out.\n\nRooms are limited over Easter."},{"type":"offer","label":"Quote this code when you book","code":"SPRING26","terms":"Stays 14 March to 30 April 2027. Subject to availability."},{"type":"button","label":"Book your stay","href":"https://example.com/book"}]}}