# Công ty thiết kế thi công nội thất đẹp [AVALO] — Developer & Agent Portal

Official integration portal, machine-readable specifications, and autonomous agent guides.

## Machine Specifications

- **OpenAPI 3.1.0**: https://avalo.vn/openapi.json
- **Agent Context (llms.txt)**: https://avalo.vn/llms.txt
- **Full Knowledge Base (llms-full.txt)**: https://avalo.vn/llms-full.txt
- **Free Tier & Sandbox Guide**: https://avalo.vn/docs/sandbox
- **System Health Endpoint**: https://avalo.vn/api/v1/health

## Content Negotiation Standards

AVALO fully implements RFC 9110 content negotiation:
- Send `Accept: text/markdown` on any canonical endpoint to receive clean Markdown.
- Send `Accept: application/json` on API endpoints to receive structured RFC 9457 JSON.
- Send `Accept: text/html` for standard browser presentation.