# Introduction

**0Block** is a latency-optimized Solana landing service built by [**NYX Labs**](https://nyxl.io/).\
It provides a lightweight API for submitting transactions directly to Solana’s network with **sub-millisecond routing**, **stake-weighted QoS**, and **automatic prioritization** through 0-block inclusion.

0Block is designed for:

* Trading engines and bots that require **fast and reliable transaction landing**
* Infrastructure providers that want to **bypass congested RPCs**
* Developers testing or deploying **custom Solana workflows**