Capable.
Controllable.

The first local-first AI assistant that treats strategy evolution as a first-class concern. Build trust in your agent, one decision at a time.

Designed for Evolution

Lydia solves the "AI Drift" problem through controlled, verifiable growth.

Safety Gates

Candidate strategies must pass through 4 gates: Syntax, Risk, Replay Performance, and Human Review.

Branchable Strategy

Explore new behaviors in isolated branches. Merge only what works and what you trust.

Local First

Your data, your models, your safety. Run locally with support for Anthropic, OpenAI, and Ollama.

The Agentic Loop

Constant thinking, iterative actions, and seamless observation.

Understand

Analyze intent & skills

Think

LLM reasoning loop

Act

Execute MCP tools

Observe

Report & Refine

Quick Start

Get up and running in seconds.

curl -fsSL https://lydia-agent.com/install.sh | bash
# or initialize manually
lydia init
lydia run "refactor my auth system with grace"