ClayBuild systems to grow revenue
vs
SierraHelps businesses build better, more human customer experiences with AI.
Comparison · AI Agents · weekly run Nov 3
Clay vs Sierra
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Sierra is the stronger AI pick in AI Agents: it has a visibility score of 1.5 versus 0.7 for Clay, and ranks ahead in 100% of the answers that name both.
Choose Clay if…
- You need SOC 2 Type II or ISO 27001 or GDPR or CCPA coverage
Choose Sierra if…
- You want the brand AI engines rank higher (1.5 vs 0.7)
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Clay | Sierra |
|---|---|---|
| Visibility score | 0.7% | 1.5% |
| Change vs last week | New | New |
| Rank in AI Agents | #65 | #49 |
| Share of voice | 0.2% | 0.5% |
| Mentions this run | 1 | 3 |
| Positive in AI answers | 33% | 33% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Clay 0pp · Sierra 0pp over 0 weekly runs.
Engine by engine
Sierra leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
ClaySierra
Head to head in AI answers
1 engine answers name both brands
0Clay ranked higher
1Sierra ranked higher
| Prompt | Engine | Clay | Sierra |
|---|---|---|---|
| Top AI agent platform options for B2B SaaS companies | AI Mode | #4 | #3 |
Features, pricing & fit
| Dimension | Clay | Sierra |
|---|---|---|
| Pricing model | Usage-based | — |
| Entry price | Free; paid from $167 / mo | — |
| Free plan | Yes | — |
| Deployment | — | Managed and forward-deployed, with no self-serve option. |
| Compliance | SOC 2 Type II, ISO 27001, GDPR, CCPA | — |
| Support | Priority support queue on Growth plan, Dedicated Slack channel on Enterprise plan, Dedicated growth strategist on Enterprise plan | — |
| Founded | 2017 | 2024 |
| Headquarters | New York City, NY, United States | San Francisco, California, United States |
| Employees | 1,001–5,000 | 1,001–5,000 |
| Funding | Series B Expansion | Series E, led by Tiger Global and GV |
| Best for | GTM engineers and revenue teams that build their own prospecting, enrichment and outbound workflows. | Businesses that want customer service AI agents across chat and voice, built by customer experience teams with or without engineering support. |
Plans side by side
Clay
Free$0month
Launch$167month (starting price as shown; monthly from $185 per FAQ)
Growth$446month (starting price as shown; monthly from $495 per FAQ)
EnterpriseCustomcustom, annual commitment
Sierra
Pricing not available.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Clay vs Sierra”, https://slateindex.ai/compare/clay-vs-sierra, data of Nov 3, 2026. Licence: CC BY 4.0.