| Official docs | Official product/policy documentation | Provide accurate claims and limitations |
| Research/institutional sources | Academic, institutional, government, credible publisher sources | Works as high-confidence evidence |
| News/publisher sources | Claude often skews toward publisher and news source types | Earned credible coverage matters |
| Structured reference pages | Definitions, methodology, FAQ, comparison tables | Logical structure helps retrieval and synthesis |
| Owned answer surfaces | homepage inline share 55.1%, pricing/plans 50.3%; product/guide/pricing pages help final answers | Keep official claims precise and non-exaggerated |