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VespaThe AI Search Platform for fast, accurate AI search
Comparison · Vector Databases · weekly run Nov 2
Supabase vs Vespa
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Supabase is the stronger AI pick in Vector Databases: it has a visibility score of 5.7 versus 3.8 for Vespa, and ranks ahead in 0% of the answers that name both.
Choose Supabase if…
- You want the brand AI engines rank higher (5.7 vs 3.8)
- You need a self-hosted or on-premises option
- You need SOC 2 Type 2 or ISO 27001 or HIPAA (BAA available) coverage
- You prefer a larger, established vendor (201–500 employees)
Choose Vespa if…
- AI answers describe it more positively (67% vs 18% positive)
- Massive-scale big data serving engine and AI search platform
- Billion-scale hybrid search with native tensor calculations
- Suited to sophisticated recommendation, ranking, and personalization with custom ranking logic
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Supabase | Vespa |
|---|---|---|
| Visibility score | 5.7% | 3.8% |
| Change vs last week | New | New |
| Rank in Vector Databases | #12 | #17 |
| Share of voice | 2.2% | 1.9% |
| Mentions this run | 11 | 9 |
| Positive in AI answers | 18% | 67% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Supabase 0pp · Vespa 0pp over 0 weekly runs.
Engine by engine
Supabase leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
SupabaseVespa
Head to head in AI answers
1 engine answers name both brands
0Supabase ranked higher
1Vespa ranked higher
| Prompt | Engine | Supabase | Vespa |
|---|---|---|---|
| Official website of the top vector database vendors | Perplexity | #11 | #6 |
Features, pricing & fit
| Dimension | Supabase | Vespa |
|---|---|---|
| Pricing model | Flat tiers | — |
| Entry price | Free; paid from $25 / mo | — |
| Free plan | Yes | — |
| Deployment | Hosted cloud in AWS regions across the US, EU and Asia Pacific, or self-hosted open source | Open source for self-hosting, Vespa Cloud fully managed on AWS and Google Cloud marketplaces, and Enclave, which runs hosts in the customer's own cloud account. |
| Compliance | SOC 2 Type 2, ISO 27001, HIPAA (BAA available) | — |
| Support | Community support (Free plan), Email support (Pro plan), Priority email support and SLAs (Team plan), 24x7 premium enterprise support and private Slack channel (Enterprise plan) | Developer center and documentation, Vespa Slack community |
| Founded | 2020 | 2023 |
| Headquarters | Remote-first, United States | Trondheim, Norway |
| Employees | 201–500 | 51–200 |
| Funding | Series D · $1000M raised | Series A, led by Blossom Capital · $31M raised |
| Best for | Teams building production applications on Postgres that want auth, storage, realtime and vector search in one backend | Teams building search, retrieval-augmented generation, recommendation and personalization applications that must run at large scale. |
Plans side by side
Vespa
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Supabase
- Integrates smoothly with Firebase and Supabase
- Zero extra infrastructure when already running Postgres via Supabase
- Pay nothing extra for pgvector on an existing database
- Minimal operational overhead for existing Postgres clusters
- Offers vector search via pgvector, with customers paying only for the database
Vespa
- Massive-scale big data serving engine and AI search platform
- Billion-scale hybrid search with native tensor calculations
- Suited to sophisticated recommendation, ranking, and personalization with custom ranking logic
- High-throughput serving
- Recognised by analysts among strongest vector database vendors
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Supabase vs Vespa”, https://slateindex.ai/compare/supabase-vs-vespa, data of Nov 2, 2026. Licence: CC BY 4.0.