Marqo vs Weaviate
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Weaviate is the stronger AI pick in Vector Databases: it has a visibility score of 45.2 versus 0.7 for Marqo, and ranks ahead in 100% of the answers that name both.
Choose Marqo if…
No clear advantage in the published data.
Choose Weaviate if…
- You want the brand AI engines rank higher (45.2 vs 0.7)
- AI answers describe it more positively (59% vs 0% positive)
- You need SOC 2 Type II or HIPAA (Enterprise Cloud on AWS) coverage
- Strong native hybrid search
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Marqo | Weaviate |
|---|---|---|
| Visibility score | 0.7% | 45.2% |
| Change vs last week | New | New |
| Rank in Vector Databases | #25 | #4 |
| Share of voice | 0.4% | 11.7% |
| Mentions this run | 2 | 56 |
| Positive in AI answers | 0% | 59% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Marqo 0pp · Weaviate 0pp over 0 weekly runs.
Engine by engine
Weaviate leads on 3 of 3 engines
Head to head in AI answers
2 engine answers name both brands
| Prompt | Engine | Marqo | Weaviate |
|---|---|---|---|
| Official website of the top vector database vendors | ChatGPT | #6 | #2 |
| Official website of the top vector database vendors | Perplexity | #14 | #3 |
Features, pricing & fit
| Dimension | Marqo | Weaviate |
|---|---|---|
| Pricing model | — | Usage-based |
| Entry price | — | Free; paid from $45 / mo |
| Free plan | — | Yes |
| Deployment | Deployed via API or one-click integrations with commerce platforms | Serverless, Enterprise Cloud, or Bring Your Own Cloud |
| Compliance | — | SOC 2 Type II, HIPAA (Enterprise Cloud on AWS) |
| Support | Talk to a search expert, Book a 30-minute demo with a live proof-of-concept on your own catalog | Email support on all plans, Phone and Slack support on Premium and Dedicated plans, Technical Account Team add-on on Premium and Dedicated plans |
| Founded | 2022 | 2019 |
| Headquarters | San Francisco, California, USA | Amsterdam, Netherlands |
| Employees | 51–200 | 51–200 |
| Funding | Series A · $18M raised | Strategic investment (Ricoh corporate venture fund) |
| Best for | Enterprise retail brands with large product catalogs in fashion, beauty, electronics and home goods | Development teams and enterprises building search, RAG and agent applications who want an open-source, production-ready vector database. |
Plans side by side
Marqo
Pricing not available.
Weaviate
Pros and cons
Themes from the AI answers that mention each brand
Marqo
Profile in progress.
Weaviate
- Strong native hybrid search
- Open-source and modular AI-native design
- Free tier or trial to start
- Flexible indexing and configurable managed service
- Published pricing with an annual-commitment option
- Monthly minimum charges
- Higher tiers priced steeply above entry plan
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Marqo vs Weaviate”, https://slateindex.ai/compare/marqo-vs-weaviate, data of Nov 2, 2026. Licence: CC BY 4.0.