Free tool
Free prompt fan-out generator
An AI assistant never searches your polished question. It fans it out into terse keyword queries. Enter a seed topic, your category, product, or competitor set, and get back 30 or more of the queries it runs across head-term, comparison, and bottom-of-funnel intent.
Your prompt set
Free to use, up to 3 times a day. The full prompt set lives inside Pineprompt, where it runs daily across every engine.
Definition
What is prompt fan-out?
Prompt fan-out is what an AI assistant does the moment it answers. It takes one user prompt and fans it out into a handful of keyword search queries that it runs against the web. Those searches, not your original wording, decide which pages it reads and cites.
So the queries worth tracking are the ones the assistant actually searches, like best ai seo tools 2026 or seo automation tool for agencies, rather than the polished question a person typed. They are terse and keyword-shaped, and one search often packs several phrases together.
This generator reproduces that fan-out for a seed topic, grouped into four intent buckets, so you see the spread of searches your category triggers. For the full definition, see what is prompt fan-out? in the glossary.
Coverage
Four intent categories the generator expands into.
The generator returns a balanced mix across the funnel, so your tracking set reflects how the assistant actually searches rather than a single head-term.
Head-term
"best ai seo tools 2026." Broad, category-level, high volume.
Comparison
"surfer seo alternatives," "asana vs trello." Head-to-head and alternatives.
Bottom-of-funnel
"hubspot pricing per user," "notion slack integration." Close to a decision.
Long-tail
"crm for real estate teams canada." A specific segment, constraint, or price.
Example
What the output looks like.
A seed topic of "AI SEO tools" fans out into search queries like these. Track them, or feed them straight into a Pineprompt project.
## Head-term
- best ai seo tools 2026
- ai seo software list
## Comparison
- surfer seo alternatives
- rankyak vs outrank seo tool
## Bottom-of-funnel
- rankyak pricing per month
- does surfer seo integrate with wordpress
## Long-tail
- ai seo tool for agencies multi client wordpress
- seo automation for small business under $100 month
Related
More free GEO tools.
Build your prompt set, then check the rest of your AI search readiness with the other free tools.
Track the prompts that matter.
A prompt list is the start. Pineprompt runs your full set daily across all eight engines, per country and language, and tells you where you show up.