EpsilonUnlock marketing's full potential
vs
GhostThe best open source blog & newsletter platform
Comparison · Email Marketing · weekly run Nov 2
Epsilon vs Ghost
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Epsilon is the stronger AI pick in Email Marketing: it has a visibility score of 0.9 versus 0 for Ghost.
Choose Epsilon if…
- You want the brand AI engines rank higher (0.9 vs 0)
- You need ISO 27001 or SOC 2 audit for parts of the business coverage
- You prefer a larger, established vendor (5,000+ employees)
- flexible technology for high-volume programs
Choose Ghost if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Epsilon | Ghost |
|---|---|---|
| Visibility score | 0.9% | 0% |
| Change vs last week | New | New |
| Rank in Email Marketing | #35 | #47 |
| Share of voice | 0.2% | 0% |
| Mentions this run | 1 | 0 |
| Positive in AI answers | — | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Epsilon 0pp · Ghost 0pp over 0 weekly runs.
Engine by engine
Epsilon leads on 1 of 3 engines
ChatGPT
AI Mode
Perplexity
EpsilonGhost
Head to head in AI answers
0 engine answers name both brands
0Epsilon ranked higher
0Ghost ranked higher
Features, pricing & fit
| Dimension | Epsilon | Ghost |
|---|---|---|
| Pricing model | — | Flat tiers |
| Entry price | — | $18 / mo |
| Free plan | — | No |
| Deployment | — | Self-hosted open source software, or the managed Ghost(Pro) cloud service |
| Integrations | — | 8000+ |
| Compliance | ISO 27001, SOC 2 audit for parts of the business | — |
| Support | — | Help center, Community forum, Email support, Priority support on Business plan |
| Founded | 1969 | 2013 |
| Headquarters | Irving, Texas, United States | New York City, NY, United States |
| Employees | 5,000+ | 11–50 |
| Funding | — | Kickstarter campaign |
| Best for | Brands that want personalized, omnichannel marketing run at individual level and at scale | Solo bloggers, newsletter writers and independent publishers who want to own their audience and revenue |
Plans side by side
Epsilon
Pricing not available.
Ghost
Starter$18month, billed yearly
Publisher$29month, billed yearly
Business$199month, billed yearly
CustomCustom
Pros and cons
Themes from the AI answers that mention each brand
Epsilon
- flexible technology for high-volume programs
- campaign operations, strategy, and creative services
Ghost
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Epsilon vs Ghost”, https://slateindex.ai/compare/epsilon-vs-ghost, data of Nov 2, 2026. Licence: CC BY 4.0.