VisibAI vs Letterhead

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-09-01
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At a glance

DimensionVisibAILetterhead
PricingFreemium (free audit, Pro ~$79/mo, Brand ~$149/mo, Agency ~$249/mo)Contact for custom pricing (enterprise)
Best ForSMBs, agencies needing AI visibility auditsMulti-newsletter teams, publishers, enterprises
Key FeaturesAI visibility audit across 6 platforms, score, fix listAI agents for curation/segmentation, unified analytics, revenue management
DeploymentCloud-based (self-serve)Studio (layers on existing ESP) or Suite (full replacement)
IntegrationsNone listedZapier, versioned REST API, native MCP server
Latest NewsOpen-source LLM visibility tracker on HN (2026-06-30)Native MCP server for AI agents (2025-01-01)

For businesses that need to know if AI assistants recommend them, VisibAI offers a quick, cost-effective audit with a free tier. For newsletter teams scaling operations across multiple brands, Letterhead provides enterprise-grade production, analytics, and revenue tools but requires a sales conversation. Choose VisibAI for AI visibility; choose Letterhead for newsletter management at scale.

VisibAI
VisibAI

AI visibility audit tool: check if ChatGPT recommends your business and fix it

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Letterhead
Letterhead

Email operating system for multi-newsletter teams: build, manage, and monetize at scale

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Pricing
Freemium
Contact Sales
Plans
$0
€29 one-off
€79/mo
€149/mo
€149/mo
Custom
Custom
Custom
Popularity
1 views
7.2k views
Skill Level
Beginner-friendly
Intermediate
API Available
Platforms
Web
WebAPI
Categories
📡 AI Search Visibility📈 Marketing & SEO
Email Marketing & Newsletters
Features
AI visibility score (0-100) with per-platform breakdown
Queries across ChatGPT, Perplexity, Claude, Gemini, Mistral, You.com
Competitor share-of-voice analysis
Prioritized plain-English fix list
AI action plan and fix files on Brand plan and above
Branded PDF report emailed in under 5 minutes
Free first audit, no credit card required
One-off €29 audit option
Recurring monthly tracking and email alerts (Pro and above)
White-label subdomain and agency dashboard (Agency plan)
Multi-region and product-line tracking (Brand plan)
Custom queries (Agency and Enterprise plans)
Plus add-on: custom domain, remove branding, priority support
EU-hosted data, GDPR-compliant
Documentation and Academy with guides on schema, robots.txt, FAQ content
Portfolio-wide analytics across brands and audiences
AI content curation and drafting
AI agents for audience segmentation and queueing sends
Global lockable email templates
Drag-and-drop editor, no HTML required
Approval workflows for production
Direct ads management
Programmatic ad management
House promotions management
Conversion CTAs across newsletters
Unified audience view (Suite)
Segments, journeys, triggered flows (Suite)
Transactional email support (Suite)
Dedicated IP addresses and automated migration (Suite)
Native MCP server and versioned REST API
Integrations
Zapier

Who should pick which

  • Solo founder or local business owner
    Pick: VisibAI

    Free audit allows testing AI visibility risk-free; paid plans start at ~$79/mo. No sales call needed.

  • Marketing agency offering AI visibility audits to clients
    Pick: VisibAI

    White-label Agency plan at $249/mo with branded reports and recurring audits for clients.

  • Media company managing 5+ newsletters
    Pick: Letterhead

    Letterhead's AI agents, portfolio analytics, and revenue tools reduce production time by 75% and lift revenue by 22%.

  • Enterprise team needing newsletter intelligence on existing ESP
    Pick: Letterhead

    Letterhead Studio layers on top of current ESP, adding AI curation, segmentation, and unified analytics without migration.

  • E-commerce company losing sales to AI product discovery
    Pick: VisibAI

    Visibai audits if products appear in ChatGPT/Perplexity recommendations, with a fix list and GEO playbook (latest news).

Frequently Asked Questions

VisibAI vs Letterhead: which should you choose?

For businesses that need to know if AI assistants recommend them, VisibAI offers a quick, cost-effective audit with a free tier. For newsletter teams scaling operations across multiple brands, Letterhead provides enterprise-grade production, analytics, and revenue tools but requires a sales conversation. Choose VisibAI for AI visibility; choose Letterhead for newsletter management at scale.

Is VisibAI free?

Yes, it offers a free first audit with no credit card required. Paid plans (Pro, Brand, Agency) start at ~$79/mo.

Does Letterhead have a free trial?

No. Pricing is contact-based; you must speak with sales to get started.

Which AI platforms does VisibAI check?

It checks ChatGPT, Perplexity, Claude, Gemini, Mistral, and You.com (up to 6 platforms).

Can Letterhead integrate with my existing ESP?

Yes, the Studio mode layers onto any existing ESP, adding portfolio management and AI agent capabilities.

What is VisibAI's latest news?

As of June 2026, they launched an open-source LLM visibility tracker (TraceAIO) and published a GEO playbook for 2026.

What is Letterhead's latest news?

As of January 2025, they introduced a native MCP server for AI agents to read data, sync audiences, and curate content.

Which tool is better for a solo creator?

VisibAI is better due to its free audit and low-cost paid plans. Letterhead is designed for teams and requires a sales call.

Can Letterhead handle transactional emails?

Yes, the Suite plan includes transactional email support.

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Last reviewed: July 2, 2026