# The Content Architecture > An agent-ready Sanity kit for Next.js and Astro, combining six years of production decisions on page builders, data fetching, agent instructions, skills, MCP servers, and llms.txt in a buy-once package. Use the Pages section to evaluate the kit, roadmap, and policies; use the blog index for discovery and individual Articles for technical deep dives. Every page listed below is also available as token-light Markdown by requesting the same URL with an `Accept: text/markdown` header. Legal and policy pages are included for licensing, data handling, and purchase constraints. When to use this site: Use it to evaluate The Content Architecture for a Next.js or Astro project, inspect its roadmap, or learn how to implement agent-readable Sanity content and resolve stale CMS updates. Use the blog index to find production guidance on Sanity content architecture, caching, revalidation, and page builders. Purchasing and licensing questions are answered by the Terms of Service & License, with data-handling details in the Privacy Policy. ## Pages - [Index](https://www.contentarchitecture.dev/): Overview of the agent-ready Sanity kit for Next.js and Astro and its included architecture and AI-agent tooling. - [Content Architecture Blog | Next.js + Sanity Engineering](https://www.contentarchitecture.dev/blog): Production engineering articles on Next.js and Sanity content architecture, caching, revalidation, page builders, and the decisions behind the kit. - [Roadmap, What's Shipped and What's Next | The Content Architecture](https://www.contentarchitecture.dev/roadmap): Shipped, in-progress, and planned work for evaluating the boilerplate’s direction before purchase. - [Privacy Policy | The Content Architecture](https://www.contentarchitecture.dev/legal/privacy-policy): Data collection and handling, Stripe payment processing, GDPR rights, and contact information. - [Terms of Service & License | The Content Architecture](https://www.contentarchitecture.dev/legal/terms-of-service): Purchase and usage terms covering license scope, refunds, the EU digital-content withdrawal waiver, and customer obligations. ## Articles - [Serve Your Site to AI Agents: llms.txt and Markdown in Sanity](https://www.contentarchitecture.dev/blog/serve-content-to-ai-agents-llms-txt-markdown-sanity): How to generate llms.txt from Sanity and serve per-page Markdown through content negotiation in Next.js or Astro. - [Sanity Content Not Updating in Next.js or Astro: The Fix](https://www.contentarchitecture.dev/blog/stale-sanity-content-nextjs-caching-revalidation): How Sanity CDN and framework caches cause stale edits in Next.js or Astro and how to fix each cache layer. ## Developer resources - [OpenAPI description](https://www.contentarchitecture.dev/openapi.json): OpenAPI 3.1 description of the public machine surface, including the Markdown content negotiation and the JSON error shape. - [Sitemap](https://www.contentarchitecture.dev/sitemap.xml): Every indexable page URL with its last-modified date. - [RSS feed](https://www.contentarchitecture.dev/feed.xml): RSS 2.0 feed of new blog articles.