Lexum Documentation

Deterministic orchestration.
Deeply Documented.

Everything you need to understand, operate, and extend the Lexum runtime. From first principles to production.

01 / Get Started

Install & run your first Lexum program.

Set up the toolchain, compile a domain definition, and watch the runtime stabilise your first self-healing worker pool — in under five minutes.

A brief introduction to the control plane language.

Write and run your first domain in 60 seconds.

Why deterministic orchestration is necessary.

Real-world worker-pool scaling demo.

02 / Language Guide

Learn the ins and outs of Lexum's domain definition syntax, types, and stability patterns.

Discover Lexum's strict syntax and declarations.

Understand the core types and structures.

Isolate logic safely across robust domains.

Manage side-effects and boundaries.

03 / Runtime

Dive deep into the self-healing orchestration engine, mailboxes, and failure recovery loops.

High-level components and runtime engine.

Understand how Lexum handles parallel processing.

Asynchronous messaging and queueing.

Learn how the failure recovery loop works.

04 / CLI

Command reference for compiling, diagnosing, and running your worker pools.

Complete list of Lexum CLI commands.

Our approach to developer tooling.

Commands to introspect running domains.

Usage of the verify and linting systems.