vioscaleAI
Comparison

Epsilla vs Upstash

On the evidence we track, Upstash leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Epsilla full profile →Upstash full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Epsilla65
★Upstash73
Score
vioscaleAI score
Epsilla65 / 100low · 29%
Upstash73 / 100medium · 72%
Pricing
Free tier
Epsilla✓
Upstash✓
Model
Epsillafreemium
Upstashfreemium
Price level
Epsillamid
Upstashlow
Starting price
Epsilla–
Upstash$5
Transparent
Epsilla✓
Upstash✓
Integrations
Count
Epsilla–
Upstash6
Security
Disclosure policy
Epsilla–
Upstash✓
Gdpr
Epsilla–
Upstash✓
Hipaa
Epsilla–
Upstash✓
Soc2
Epsilla–
Upstash✓
Reliability
Sla pct
Epsilla99.9
Upstash99.99
Status page
Epsilla✓
Upstash✓
Market
Availability
Content
Faq
Epsilla4 items
Upstash7 items

Capabilities

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

Deployment
Deployment
EpsillaManaged
UpstashManaged
Serverless / consumption pricing
Epsilla✓
Upstash✓
Index
ANN index (HNSW / IVF / DiskANN / ScaNN / flat)
Epsilla-
UpstashHNSW
Distance metrics (cosine / dot / Euclidean)
Epsilla-
Upstashcosine
Query
Metadata filtering
Epsilla-
UpstashPre-filter
Hybrid search (dense + sparse fusion)
Epsilla-
Upstash✓
Built-in BM25 / lexical
Epsilla-
Upstash✓
Storage
Quantization
Epsilla-
Upstash-
On-disk vs in-memory
Epsilla-
Upstashpersistent
Scale
Multi-tenancy (namespaces / collections / tenants)
Epsilla✓
Upstash✓
Horizontal scale
Epsilla-
UpstashSharded / distributed
Consistency
Consistency
Epsilla-
UpstashStrong
Licensing
Licence class
EpsillaProprietary
UpstashProprietary
Classification
Purpose-built vs feature-of-parent
EpsillaFeature of parent
UpstashDedicated DBMS

What each one is

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

Epsilla

A platform that enables teams to build and deploy AI applications by combining language models with searchable knowledge repositories. It simplifies the setup and management of retrieval-augmented generation workflows without requiring technical engineering.

Independently observed

Upstash

Leader

A cloud platform offering serverless Redis, vector databases, message queues, and workflow orchestration designed for developers building serverless applications, with usage-based and fixed-rate pricing options.

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 ↗

Upstash

Leader
from $5/moHybridFree tier

Free tier (30 MB), Essentials from $5/month, Pro from $200/month

  • FreeFree
    • No replication
    • Single database
    • Limited throughput
  • Essentials$5/month (250 MB) to $216/month (12 GB)
    • Predefined database sizes (250 MB to 12 GB)
    • Bandwidth and throughput limits per tier
    • Optional high availability
    • Flex tier with reduced throughput
  • Pro$200/month minimum + $0.014/hour usage-based billing
    • Unlimited memory
    • Dedicated VPC infrastructure
    • Multiple databases per subscription
    • Active-Active multi-region writes
    • Auto-tiering
    • +1 more
as of verify ↗

Platform & deployment

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

Platforms
Web
Epsilla✓
Upstash✓
CLI
Epsilla✗
Upstash✓
Deployment
Cloud / SaaS
Epsilla✓
Upstash✓
Self-hosted
Epsilla✓
Upstash✗
On-premise
Epsilla✓
Upstash✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Epsilla

Not documented yet.

Upstash

Leader
13 total
  • Cloudflare Workers
  • Auth0
  • MongoDB
  • MySQL
  • PostgreSQL
  • Debezium
  • JDBC
  • FluentBit
  • Drizzle
  • Vercel AI SDK
  • Redis protocol clients
  • Vercel
  • Aiven
Independently observed
Still deciding?

Epsilla or Upstash: 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.