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SiteGPT vs TabMail

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

SiteGPT compared with TabMail
DetailSiteGPT logo SiteGPTTabMail logo TabMail
What it doesAI chatbot trained on your website content to answer customer questions instantly Agentic AI email assistant with zero data retention for iOS and Thunderbird
StageNot given Not given
Founded2023 Not given
Based inIN CA
Pricing modelFree trial Freemium
PricingStarter: $59/month or $468/year ($39/month); Growth: $129/month or $948/year ($79/month); Scale: $429/month or $3108/year ($259/month); Enterprise: Custom pricing. Additional messages available in packs of 5k for $59/mo. Free 2-week trial (eligible new accounts). TabMail Zero: brings your own API keys (OpenAI, Anthropic, Google). TabMail Basic: CAD $15.00 per month (includes TabMail Voice for macOS, agentic dictation, unlimited email autocompletion and AI agent requests, limited priority AI agent requests, good for
Key features
  • Custom chatbot trained on website content, documents, and files
  • 95 language support
  • Human escalation and handoff
  • Lead capture and collection
  • Weekly email digest with analytics
  • Quick prompts and suggested questions
  • Integration with Slack, Zendesk, Crisp and other platforms
  • Chat history and conversation review
  • Multiple AI model options: GPT-4.1-mini and GPT-4.1
  • Analytics and AI-powered insights
  • Voice dictation with context awareness for composing and editing emails
  • Suggested email replies with AI composition
  • Email triage and inbox management
  • AI-powered inbox assistant for research and answering questions
  • Agentic mode with calendar, contacts, files, web search integration
  • Support for Gmail, Outlook, iCloud, and IMAP accounts
  • Zero data retention for email and calendar content
  • On-device personalization data storage on iOS
  • Toggleable AI features with privacy controls
What makes it different
  • Personalized AI trained specifically on your own content rather than generic models
  • Production-ready solution that does the work of a full support staff at a fraction of the cost
  • Enterprise-grade security: SOC 2 Type II, GDPR certified, and HIPAA assessed
  • Easy setup with multiple training options: URLs, files, or raw text
  • Automatic content syncing to keep chatbot knowledge current
  • Zero data retention: email and calendar content processed transiently without server storage
  • Open source: Thunderbird add-on and iOS app are publicly available on GitHub for transparency and contribution
  • Works with existing inboxes: no vendor lock-in, integrates Gmail, Outlook, iCloud, and IMAP
  • Agentic dictation understanding technical terms and acronyms through screen context
  • Built on trusted open source: Mozilla Thunderbird foundation with modern ML capabilities
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)67 no change since last check3 no change since last check
Trust Flow (Majestic)121
Citation Flow (Majestic)4119
Referring domains (Majestic)117242

6 details filled in for both companies.

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