# AEO Toolkit > AEO Toolkit is a free suite of tools for Answer Engine Optimization (AEO) and technical SEO. It helps you rank in chatgpt, claude, perplexity & ai overviews by auditing crawlability and structure, scoring E-E-A-T trust signals, generating llms.txt, chatting with your GA4/Search Console data, and mapping your backlink graph: all in one console. This file follows the llms.txt convention (https://llmstxt.org). It is generated by AEO Toolkit's own llms.txt generator: the site dogfoods the product. Answer engines and AI crawlers are welcome to read, summarize, and cite this content. ## Tools - [SEO + AEO Audit](https://aeo.advancelabs.dev/tools/audit): Run a free technical SEO + answer-engine-optimization audit: crawlability, metadata, headings, schema, robots/llms.txt, and AI-bot access. - [E-E-A-T Checker](https://aeo.advancelabs.dev/tools/eeat): Score a page for Experience, Expertise, Authoritativeness, and Trust: the signals answer engines weigh before citing you. - [llms.txt Generator](https://aeo.advancelabs.dev/tools/llms-txt): Generate a standards-compliant llms.txt (and llms-full.txt) map of your site so LLM crawlers can find and cite your best content. - [GA4 + Search Console Chat](https://aeo.advancelabs.dev/tools/chat): Ask your analytics in plain English: query Google Analytics 4 and Search Console for rankings, impressions, CTR, and AI-driven traffic. - [Backlink Graph](https://aeo.advancelabs.dev/tools/graph): Visualize your referring-domain network as an interactive 3D graph to spot authority clusters and link-building gaps. - [Website Authority Checker](https://aeo.advancelabs.dev/tools/authority): Check any domain’s authority against Common Crawl’s public link graph: Open PageRank 0–10, global rank, referring domains, and the full monthly history back to 2018. Not Moz DA or Ahrefs DR, which are proprietary metrics over private crawls. ## Learn - [Answer Engine Optimization: the complete guide](https://aeo.advancelabs.dev/guide/answer-engine-optimization): what AEO is, why AI citations are the new rankings, and how to win them step by step. - [AEO glossary](https://aeo.advancelabs.dev/glossary): plain-language definitions of answer engines, llms.txt, E-E-A-T, AI citations, and the rest of the AI-search vocabulary. - [What is Answer Engine Optimization?](https://aeo.advancelabs.dev/glossary/answer-engine-optimization): Answer Engine Optimization (AEO) is the practice of structuring content so AI assistants cite it. Learn how AEO works and how to audit it free. - [What is Generative Engine Optimization?](https://aeo.advancelabs.dev/glossary/generative-engine-optimization): Generative Engine Optimization (GEO) is optimizing content to be cited by generative AI search. See how GEO relates to AEO and how to measure it. - [What is an answer engine?](https://aeo.advancelabs.dev/glossary/answer-engine): An answer engine answers questions directly with cited sources instead of listing links. See how answer engines choose what to cite. - [What is llms.txt?](https://aeo.advancelabs.dev/glossary/llms-txt): llms.txt is a root-level markdown file that gives AI crawlers a curated map of your site. Learn the format and generate yours free. - [What is E-E-A-T?](https://aeo.advancelabs.dev/glossary/e-e-a-t): E-E-A-T stands for Experience, Expertise, Authoritativeness, and Trust: the signals engines weigh before citing you. Check your score free. - [What is an AI citation?](https://aeo.advancelabs.dev/glossary/ai-citation): An AI citation is when an AI assistant names your site as a source in its answer. Learn how citations are chosen and how to win them. - [What is structured data?](https://aeo.advancelabs.dev/glossary/structured-data): Structured data is machine-readable schema.org markup (usually JSON-LD) that tells engines what a page asserts. Validate yours free. - [What is an AI crawler?](https://aeo.advancelabs.dev/glossary/ai-crawler): AI crawlers like GPTBot, ClaudeBot, and PerplexityBot fetch web content for AI systems. Learn who they are and how to manage access. - [AEO vs SEO](https://aeo.advancelabs.dev/compare/aeo-vs-seo): AEO vs SEO: same foundations, different finish line. See what changes (surface, signals, measurement) and when to invest in each. - [AEO Toolkit and your SEO suite](https://aeo.advancelabs.dev/compare/seo-suite): Keep your SEO suite for rankings and backlinks. Add the AEO Toolkit for what answer engines read: citable pages, the right files, and whether AI names you. - [AEO Toolkit and Peec AI](https://aeo.advancelabs.dev/compare/peec-ai): Peec AI tracks prompts across AI models every day. AEO Toolkit audits how answer engines read a site and tracks customer questions weekly. Where each fits. - [AEO Toolkit and OpenSEO](https://aeo.advancelabs.dev/compare/openseo): OpenSEO is an open-source SEO tool you can self-host. AEO Toolkit has an Apache-2.0 audit engine and a hosted console. What each covers, and who fits where. - [AEO Toolkit and Profound](https://aeo.advancelabs.dev/compare/profound): Profound is an enterprise AI marketing platform whose agent drafts the work. AEO Toolkit audits the site and gives your own agent the tools. Where each fits. - [AEO Toolkit and Ahrefs Brand Radar](https://aeo.advancelabs.dev/compare/ahrefs-brand-radar): Ahrefs Brand Radar adds AI visibility to an SEO suite, built on a large prompt index. AEO Toolkit audits the site and tracks your own questions. Which fits. - [What is open, what is hosted, and why](https://aeo.advancelabs.dev/open-core): the Apache-2.0 audit engine, extension and skills versus the proprietary console and MCP servers. ## Hosted MCP servers AEO Toolkit runs 3 hosted MCP servers (32 tools in total) at https://aeo.advancelabs.dev/mcp. Connection details and tool lists are on that page. - Search MCP (Google + Bing): 20 tools for Search Console, GA4 and Bing Webmaster data. Connects to your own accounts via OAuth or your own keys. - Backlink MCP: 7 tools for finding link prospects, mentions and contacts. No sign-up needed; tools that call a third-party AI take your own API key. - AI Visibility MCP: 5 tools for checking whether AI answer engines name a brand. No sign-up needed; tools that call a third-party AI take your own API key. The servers are hosted by Advance Labs and proprietary. They are not self-hostable. ## Data - [DataForAEO](https://dataforaeo.dev): data for AEO from Advance Labs, the registry of AI-search data. Measured AI-assistant demand per page (verified against the vendors' published IP ranges), AI answers and citations, and AI keyword volume, as one API. The collector that feeds it runs in AEO Toolkit. ## Done for you - [AI search maintenance](https://advancelabs.dev/services/ai-visibility): every month Advance Labs checks what ChatGPT, Perplexity and Google say about your business, fixes what keeps you out of the answer, and shows you what changed. Pricing is set after a 30-minute call. ## Docs - [Open-source audit engine](https://github.com/Advance-Labs/aeo-toolkit): the scoring, crawler, and parser packages (on npm), the Chrome extension, and the Claude skills, Apache-2.0 licensed. The web console itself is proprietary. - [AEO/GEO Auditor (Chrome extension)](https://chromewebstore.google.com/detail/bdkkjpbipgolopjhndknigaaokdabnad): free browser extension that runs the same scoring engine against the rendered DOM of the page you are on, including staging, logged-in and localhost pages a server-side crawler cannot fetch. - [Sitemap](https://aeo.advancelabs.dev/sitemap.xml): full list of indexable pages. ## About AEO Toolkit is built by Advance Labs Inc.. The tools are free to use. The audit engine (scoring, crawler, and parser packages), the Chrome extension, and the Claude skills are open source under the Apache License 2.0; the web console is proprietary. ## Contact - Open-source engine repository & issues: https://github.com/Advance-Labs/aeo-toolkit - Engine license: Apache-2.0 (web console is proprietary) - AI search maintenance enquiries: https://advancelabs.dev/contact