
KeyDB
The only database you'll ever need
About
KeyDB is a fast key value database that combines in memory caching and FLASH persistence in a single package.
Topics
- Team size
- 2 employees
- YC batch
- Summer 2020
- Status
- Acquired
- Stage
- Early stage

The only database you'll ever need
KeyDB is a fast key value database that combines in memory caching and FLASH persistence in a single package.

What they do:
The platform for building and operating time series applications.
Quick facts:
HQ: New York, NY, United States

What they do:
Build in a weekend. Scale to millions.
Quick facts:
HQ: San Francisco, CA, United States
Funding:
$150M · Oct 2026

What they do:
You should just use Postgres.
Quick facts:
HQ: San Francisco, CA, United States

What they do:
The fastest & most scalable graph-vector database on the market
Quick facts:
HQ: London, United Kingdom

What they do:
API for unlimited, durable, real-time streams
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Open data platform for traceable, multimodal AI
Quick facts:
The only database you'll ever need
Toronto, Canada
2 employees, according to the company profile.
There are no funding rounds for KeyDB in our data.
Similar startups: InfluxData, Supabase, and ParadeDB.