EpsilonUnlock marketing's full potential
vs
KeapSmall business CRM and automation platform
Comparison · Email Marketing · weekly run Nov 2
Epsilon vs Keap
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 Keap.
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 Keap if…
- Straightforward tier-based pricing with no features gated behind higher packages
- Lower effective monthly cost when paying annually
- Suited to growing teams needing workflow automation, custom sales pipelines and advanced reporting
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Epsilon | Keap |
|---|---|---|
| Visibility score | 0.9% | 0% |
| Change vs last week | New | New |
| Rank in Email Marketing | #35 | #49 |
| Share of voice | 0.2% | 0% |
| Mentions this run | 1 | 0 |
| Positive in AI answers | — | 25% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Epsilon 0pp · Keap 0pp over 0 weekly runs.
Engine by engine
Epsilon leads on 1 of 3 engines
ChatGPT
AI Mode
Perplexity
EpsilonKeap
Head to head in AI answers
0 engine answers name both brands
0Epsilon ranked higher
0Keap ranked higher
Features, pricing & fit
| Dimension | Epsilon | Keap |
|---|---|---|
| Pricing model | — | Flat tiers |
| Entry price | — | $299 / mo |
| Free plan | — | No |
| Deployment | — | Cloud |
| Integrations | — | 5000+ |
| Compliance | ISO 27001, SOC 2 audit for parts of the business | — |
| Support | — | 24/7 chat support, U.S.-based phone support, Dedicated Customer Success Manager, Help center |
| Founded | 1969 | 2001 |
| Headquarters | Irving, Texas, United States | Chandler, Arizona, United States |
| Employees | 5,000+ | 201–500 |
| Funding | — | Debt |
| Best for | Brands that want personalized, omnichannel marketing run at individual level and at scale | Growth-focused small businesses such as consultants, marketing agencies, coaches and startups that want marketing and sales automation |
Plans side by side
Epsilon
Pricing not available.
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
Keap
- Straightforward tier-based pricing with no features gated behind higher packages
- Lower effective monthly cost when paying annually
- Suited to growing teams needing workflow automation, custom sales pipelines and advanced reporting
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Epsilon vs Keap”, https://slateindex.ai/compare/epsilon-vs-keap, data of Nov 2, 2026. Licence: CC BY 4.0.