ArizeThe agent observability and evaluation platform.
vs
Seldon CoreKubernetes-native MLOps and LLMOps framework
Comparison · MLOps Platforms · weekly run Nov 2
Arize vs Seldon Core
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Arize is the stronger AI pick in MLOps Platforms: it has a visibility score of 1.5 versus 0.3 for Seldon Core, and ranks ahead in 0% of the answers that name both.
Choose Arize if…
- You want the brand AI engines rank higher (1.5 vs 0.3)
- AI answers describe it more positively (20% vs 0% positive)
- You need a self-hosted or on-premises option
- You need SOC 2 Type II or ISO 27001 or PCI DSS or HIPAA or GDPR coverage
Choose Seldon Core if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Arize | Seldon Core |
|---|---|---|
| Visibility score | 1.5% | 0.3% |
| Change vs last week | New | New |
| Rank in MLOps Platforms | #34 | #55 |
| Share of voice | 0.7% | 0.1% |
| Mentions this run | 5 | 1 |
| Positive in AI answers | 20% | 0% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Arize 0pp · Seldon Core 0pp over 0 weekly runs.
Engine by engine
Arize leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
ArizeSeldon Core
Head to head in AI answers
1 engine answers name both brands
0Arize ranked higher
1Seldon Core ranked higher
| Prompt | Engine | Arize | Seldon Core |
|---|---|---|---|
| What should an MLOps platform integrate with? | ChatGPT | #18 | #16 |
Features, pricing & fit
| Dimension | Arize | Seldon Core |
|---|---|---|
| Pricing model | Flat tiers | — |
| Entry price | Free; paid from $50 / mo | — |
| Free plan | Yes | — |
| Deployment | SaaS, with self-hosted deployment on the Enterprise plan; Phoenix runs locally or self-hosted. | Self-managed on Kubernetes, in on-premise, cloud or hybrid environments |
| Integrations | 40+ | — |
| Compliance | SOC 2 Type II, ISO 27001, PCI DSS, HIPAA, GDPR | — |
| Support | Community, Email, Dedicated support on Enterprise | Enterprise edition includes support, warranties and SLAs |
| Founded | 2020 | — |
| Employees | 51–200 | — |
| Funding | Series B-1 extension · $131M raised | Series B |
| Best for | AI engineering teams building and running production AI agents and LLM applications who need observability and evaluations. | VP Engineering, Chief AI Officers and AI Platform Architects who need more than a model server |
Plans side by side
Seldon Core
Pricing not available.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Arize vs Seldon Core”, https://slateindex.ai/compare/arize-vs-seldon-core, data of Nov 2, 2026. Licence: CC BY 4.0.