vioscaleAI
Comparison

Epsilla vs Weaviate

No leader: the top candidate Epsilla has only 0.30 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Epsilla full profile →Weaviate full profile →
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Epsilla65
Weaviate63
Score
vioscaleAI score
Epsilla65 / 100low · 30%
Weaviate63 / 100high · 75%
Pricing
Free tier
Epsilla✓
Weaviate✓
Model
Epsillafreemium
Weaviatefreemium
Price level
Epsillamid
Weaviatelow
Transparent
Epsilla✓
Weaviate✗
Integrations
Count
Epsilla–
Weaviate25
Security
Disclosure policy
Epsilla–
Weaviate✓
Gdpr
Epsilla–
Weaviate✓
Hipaa
Epsilla–
Weaviate✓
Scorecard
Epsilla–
Weaviate6.7
Soc2
Epsilla–
Weaviate✓
Trust center
Vulnerabilities
Reliability
Sla pct
Epsilla99.9
Weaviate99.95
Status page
Epsilla✓
Weaviate✓
Adoption
Dependent repos
Epsilla–
Weaviate15
Github stars
Epsilla–
Weaviate16,788
Activity
Commits last 30d
Epsilla–
Weaviate100
Release
Cadence days
Epsilla–
Weaviate1
History
Epsilla–
Weaviate20 items
License
Spdx
Epsilla–
WeaviateBSD-3-Clause
Language
Primary
Epsilla–
WeaviateGo
Market
Availability
Content
Faq
Epsilla4 items
Weaviate7 items

Capabilities

Feature-by-feature on the axes that matter for vector databases. “-” means undocumented, not absent.

Deployment
Deployment
EpsillaManaged
WeaviateSelf-hosted
Serverless / consumption pricing
Epsilla✓
Weaviate-
Index
ANN index (HNSW / IVF / DiskANN / ScaNN / flat)
Epsilla-
WeaviateHNSW
Distance metrics (cosine / dot / Euclidean)
Epsilla-
Weaviate-
Query
Metadata filtering
Epsilla-
Weaviate-
Hybrid search (dense + sparse fusion)
Epsilla-
Weaviate✓
Built-in BM25 / lexical
Epsilla-
Weaviate✓
Storage
Quantization
Epsilla-
WeaviateProduct
On-disk vs in-memory
Epsilla-
Weaviate-
Scale
Multi-tenancy (namespaces / collections / tenants)
Epsilla✓
Weaviate✓
Horizontal scale
Epsilla-
WeaviateSharded / distributed
Consistency
Consistency
Epsilla-
Weaviate-
Licensing
Licence class
EpsillaProprietary
WeaviatePermissive OSS
Classification
Purpose-built vs feature-of-parent
EpsillaFeature of parent
WeaviateDedicated DBMS

What each one is

The product in its own terms, so the numbers below have context.

Epsilla

A platform that simplifies building AI agents and knowledge-base systems for teams of any technical level. It provides enterprise-grade multi-tenancy and supports flexible deployment modes including cloud, on-premise, and private cloud.

Independently observed

Weaviate

Weaviate is an open-source vector database that supports hybrid search, metadata filtering, and scalable deployments. It enables developers to build AI applications with semantic search capabilities.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Epsilla

from $29/moSubscriptionFree tier

Free tier through $2,499/month. Custom pricing for Enterprise. Metered add-ons $2–39/month.

  • Free TierFree
    • 1 Team Member
    • 1 Project
    • 1 AI Application
    • 1 Knowledge Base
    • 10M Vector Storage
    • +3 more
  • Starter Tier$29/month
    • 2 Team Members
    • 1 Project
    • 5 AI Applications
    • 5 Knowledge Bases
    • 1G Vector Storage
    • +2 more
  • Professional Tier$249/month
    • 20 Team Members
    • 10 Projects
    • 50 AI Applications
    • 50 Knowledge Bases
    • 10G Vector Storage
    • +3 more
  • AI Concierge$2,499/month
    • Everything in Professional
    • Fractional Forward Deployed AI Engineer
    • Done-For-You AI Agent & Workflow Build-Out
    • Domain-to-AI Enablement
    • Weekly Strategy & Review Calls
    • +3 more
  • Enterprise TierContact sales
    • Unlimited Team Members
    • Unlimited Projects
    • Unlimited AI Applications
    • Unlimited Knowledge Bases
    • Unlimited Vector Storage
    • +6 more
as of verify ↗

Weaviate

HybridFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Epsilla✓
Weaviate✓
CLI
Epsilla✗
Weaviate✓
Deployment
Cloud / SaaS
Epsilla✓
Weaviate✓
Self-hosted
Epsilla✓
Weaviate✓
On-premise
Epsilla✓
Weaviate✗
Still deciding?

Epsilla or Weaviate: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.