Cortex by Opterra

Cortex gives tradespeople fast, reliable answers to building code questions—without searching through books or PDFs.Chat with an AI assistant trained on trade-specific regulations, filtered by state and local county. Every answer is grounded in cited code sections and tables, so you can verify details with confidence.Save referenced code sections for offline access, and listen to responses using high-quality text-to-speech when your hands are busy in the field.Built for real work. Designed for accuracy.Terms of Use:https://www.getopterra.com/terms