Real ChatGPT answer · index seed6Yii5LytjMkcompleteMarketing and advertising · AI search and generative engine optimizationinformational
What core technical signals do generative engines like Perplexity and ChatGPT use to determine if a web page is fresh enough for a citation?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What core technical signals do generative engines like Perplexity and ChatGPT use to determine if a web page is fresh enough for a citation?
3 real searches · 1 real-search pass
OpenAI ChatGPT search crawler documentation OAI-SearchBot freshness indexing updated pagesGoogle ↗
OBSERVEDOther / navigational
Perplexity crawler documentation PerplexityBot recrawl sitemap lastmod freshness citationsGoogle ↗
OBSERVEDReason
search engines freshness signals datePublished dateModified HTTP Last-Modified sitemap lastmod structured data documentationGoogle ↗
OBSERVEDOther / navigational
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (3)
Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT3 real searches · gpt-6
OpenAI ChatGPT search crawler documentation OAI-SearchBot freshness indexing updated pages Google ↗
Perplexity crawler documentation PerplexityBot recrawl sitemap lastmod freshness citations Google ↗
search engines freshness signals datePublished dateModified HTTP Last-Modified sitemap lastmod structured data documentation Google ↗
- Add a Byline Date to Google Search Results | Google Search Central | Documentation | Google for Developers · developers.google.com
- Build and Submit a Sitemap | Google Search Central | Documentation | Google for Developers · developers.google.cn
- science-on-schema.org/guides/GETTING-STARTED.md at main · ESIPFed/science-on-schema.org · github.com
- Perplexity Content Freshness: Last-Modified, Update Cadence, and Recrawling｜Tenten GEO · geo.tenten.co
- Overview of OpenAI Crawlers · developers.openai.com
- Publishers and Developers - FAQ · help.openai.com
- Use structured data for advanced website indexing | Agent Search | Google Cloud Documentation · docs.cloud.google.com
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
OpenAI ChatGPT search crawler documentation OAI-SearchBot freshness indexing updated pages OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
Perplexity crawler documentation PerplexityBot recrawl sitemap lastmod freshness citations OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
search engines freshness signals datePublished dateModified HTTP Last-Modified sitemap lastmod structured data documentation OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 |