Query Fan-Out Analysis

Analyze How AI Platforms Decompose Queries into Sub-Queries

See how ChatGPT, Perplexity, Claude and Gemini break complex queries into sub-queries, and optimize your content to match.

Orchly Query Fanouts dashboard: unique sub-queries, total searches and search rate over 14 days, with the fan-out count for each tracked prompt
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The query fan-out process

How query fan-out works in AI platforms

AI platforms split a question into sub-queries, search them in parallel, and combine the results into one answer. Knowing this helps you optimize content for AI visibility.

Step 1

User input a complex, conversational question

New chat Logged out 4 engines

What’s the best CRM for a small business that works with Gmail and QuickBooks?

Search

Same question, sent to every engine you track.

Step 2

Query fan-out AI splits it into focused sub-queries

Query fan-out 3 sub-queries ChatGPT
Prompt Best CRM for small businesses
  • CRM pricing q1
  • CRM integrations q2
  • Small business features q3
Step 3

Parallel search every sub-query runs at the same time

Search activity 3 searches · 1.3s Done
0s0.5s1s1.5s Sources
  • CRM pricing 3
  • CRM integrations 3
  • Small business features 3
Step 4

Synthesis one answer from the best sources, with citations

ChatGPT 9 sources

HubSpot CRM is a strong pick for small businesses: it’s free to starthubspot, connects to hundreds of appszapier and keeps pipelines simpleg2.

  1. 1 HubSpot Free CRM: pricing and plans hubspot.com
  2. 2 The best CRM apps for small business zapier.com
  3. 3 Best CRM software for small business g2.com

What is query fan-out in AI search?

Query fan-out is the process by which AI platforms like ChatGPT, Perplexity, Claude, and Gemini decompose complex user queries into multiple sub-queries. For example, a query like 'Best CRM for small businesses' might be broken down into sub-queries about pricing, integrations, features, and reviews.

How many sub-queries do AI platforms typically generate?

It varies with the prompt. A simple question may trigger one or two searches, while a broad comparison can trigger many more. The Query Fanouts tab shows the actual sub-queries behind each of your tracked prompts and how often each one came up.

Why is understanding query fan-out important for SEO?

Understanding query fan-out helps you optimize your content to match how AI platforms break down queries. By covering all sub-queries in your content, you increase the chances of being cited in AI-generated answers and improve your visibility in AI search results.

Do different AI platforms decompose queries differently?

Yes. Each engine expands a prompt in its own way, and only some engines expose those sub-queries. Orchly surfaces fan-out mainly from ChatGPT and Perplexity today, and the Models column shows which engine produced each sub-query.

How can I use query fan-out analysis to improve my content?

By analyzing query fan-out patterns, you can identify which sub-queries are commonly generated for topics in your industry. Create comprehensive content that addresses all sub-queries, increasing your chances of being cited in AI-generated answers.

What is topic coverage and why does it matter?

Topic coverage measures how well your content addresses all the sub-queries generated from a complex query. Higher coverage means your content is more likely to be cited in AI answers. Our tool shows you your coverage percentage and identifies gaps.

Can I track query fan-out for competitor queries?

Fan-out comes from the prompts you track. Add prompts your competitors win, such as comparison or "best X for Y" questions, and their sub-queries appear in the Query Fanouts tab with your visibility on each one.

How often is query fan-out data updated?

Daily. Sub-queries are collected each time your tracked prompts run, so the list grows as new questions come up. Sort by Times Used to see the ones engines ask most.