# Greptime

> Greptime is an open-source database company building GreptimeDB, a unified observability database that stores metrics, logs, traces, and wide events in a single engine on object storage like Amazon S3. Written in Rust and built on Apache Arrow and DataFusion, it separates compute from storage to cut costs at scale and speaks both SQL and PromQL. Founded in 2022 by ex-Alibaba and Ant Group engineers, Greptime positions GreptimeDB as a drop-in replacement for the Prometheus, Loki, and Elasticsearch stack, serving customers across connected vehicles, IoT, and observability.

- **Founded:** 2022
- **Headquarters:** Sunnyvale, California, United States
- **Founders:** Xiaodan (Dennis) Zhuang (Founder & CEO), Ning Sun (Co-Founder & CTO), Jiachun Feng (Co-Founder & VP of Engineering)
- **Team size:** ~16 employees
- **Products:** GreptimeDB (Open Source), GreptimeDB Enterprise, GreptimeCloud
- **Notable:** GreptimeDB reached #1 on GitHub Global Trending shortly after its November 2022 open-source launch., Grew to 6.5k+ GitHub stars with contributors from 10+ countries., Built a production database almost entirely in Rust (99.3%) on Apache Arrow and DataFusion.

## Products & services

- **GreptimeDB (Open Source)** — An open-source, cloud-native observability database unifying metrics, logs, traces, and wide events in one engine. Written in Rust, built on Apache Arrow and DataFusion, with SQL and PromQL support and object storage as primary infrastructure.
- **GreptimeDB Enterprise** — Commercial edition adding advanced indexing, security and compliance features, active-active failover, and enterprise support for large-scale deployments.
- **GreptimeCloud** — Fully managed, serverless GreptimeDB-as-a-service with auto-scaling and multi-cloud deployment.

## Achievements

- GreptimeDB reached #1 on GitHub Global Trending shortly after its November 2022 open-source launch.
- Grew to 6.5k+ GitHub stars with contributors from 10+ countries.
- Built a production database almost entirely in Rust (99.3%) on Apache Arrow and DataFusion.
- Adopted by major connected-vehicle and IoT brands including Li Auto, Xiaomi, and Wyze.
- Claims up to 50x storage cost reduction by using object storage as primary infrastructure.

## Latest updates

- **2025-06** — Published performance benchmarks highlighting GreptimeDB's time-series query and ingestion improvements.
- **2025-03** — Released a GreptimeDB MCP server enabling LLMs to query the database in natural language.
- **2024-08** — Reported Series A funding round (per public data providers).

## Links

- Website: https://greptime.com
- LinkedIn: https://www.linkedin.com/company/greptime
- Twitter/X: https://twitter.com/greptime
- GitHub: https://github.com/GreptimeTeam/greptimedb
- YouTube: https://www.youtube.com/@greptime

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Published by YesPress — https://yespress.io
Last updated: 2026-07-11