# AgentSEO > AgentSEO generates a standards-compliant llms.txt file for any website by scraping its content with Firecrawl and formatting it per the llms.txt spec (https://llmstxt.org/). Free preview covers up to 5 pages; a $9 one-time purchase delivers a full multi-page crawl. ## Product - [Home](https://agentseoai.tech/): Submit a URL for a free llms.txt preview or purchase the full version. - [Blog](https://agentseoai.tech/blog/): Guides on llms.txt and AI discoverability. - [Terms of Service](https://agentseoai.tech/terms.html) - [Privacy Policy](https://agentseoai.tech/privacy.html) ## Blog Posts - [What is llms.txt? A practical guide](https://agentseoai.tech/blog/what-is-llms-txt.html) - [llms.txt vs robots.txt vs sitemap.xml](https://agentseoai.tech/blog/llms-txt-vs-robots-txt-vs-sitemap.html) ## API - Generate a free preview: `POST https://agentseoai.tech/api/generate` with JSON body `{"url": "https://example.com"}`. - Purchase full generation: `POST https://agentseoai.tech/api/checkout` with JSON body `{"targetUrl": "https://example.com"}`, redirects to Stripe Checkout ($9 one-time).