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MailsRAG vs Custard AI

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

MailsRAG compared with Custard AI
DetailMailsRAG logo MailsRAGCustard AI logo Custard AI
What it doesAI email operations for support and sales teams AI staff that handle conversations across your website, app and phone
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Paid
PricingBasic: 200 queries/month with public knowledge base only; Pro: Unlimited monthly usage, includes 1 hosted private knowledge base; Enterprise: Custom pricing with private or on-prem deployment available by project. Pay-as-you-go credits: phone 1.9 credits ($0.19) per minute, phone number $3.85 per month. No subscription required.
Key features
  • Automatic email polling via IMAP/SMTP
  • AI draft generation with LLM
  • Private RAG knowledge retrieval
  • Support for PDF, Word, Excel, TXT, HTML documents
  • Multilingual language detection and reply
  • Review-first workflow with optional automation
  • Visual evidence citations for auditability
  • No-code setup in minutes
  • Consistent tone and professional drafts
  • Private or on-prem Enterprise deployment
  • Website chat widget embed
  • Phone and voice calls
  • WhatsApp integration
  • Video conversations
  • Email support
  • iOS and Android apps
  • Live system lookups and data changes
  • Signed webhooks and results
  • Sessions API for custom UI
What makes it different
  • Review-first workflow reduces risk before sending
  • Reduces email response time from 3-5 minutes to 30 seconds per email
  • Knowledge-grounded replies ensure consistency across team
  • Immediate draft generation for nights and holidays
  • Single AI brain across all communication channels
  • Systems stay in control of data
  • Pay per conversation, no subscription
  • API key security on server only
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last check18 no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)1212
Referring domains (Majestic)31

5 details filled in for both companies.

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