ncbi.nlm.nih.gov — June 2026 traffic, keywords & AI visibility

ncbi.nlm.nih.gov draws an estimated 90 visits a month from search engines. Effectively all of it is organic — about 90 visits from unpaid results. Spread across 6 ranking keywords, that averages roughly 15 organic visits per keyword.

On our AI visibility scale ncbi.nlm.nih.gov earns 90 of 100 points, a grade A+. It takes full marks for LLMS.txt and Structured data. The biggest gap is Crawlability, at 5 of 10 points (robots ✓ · sitemap ✗), worth 5 points if closed. It also loses points on Company profile (22/25) and SEO health (18/20).

The llms.txt on ncbi.nlm.nih.gov runs to 148 lines (5,554 characters) across 12 sections, last generated in June 2026. It introduces the site as "National Center for Biotechnology Information". It tells AI engines the business works in Research, Science & Deep Tech; Healthcare, Life Sciences & Wellness; and Biotechnology. It describes 4 products, with prices such as PubMed at Free, BLAST at Free and GenBank at Free. Services it lists include Sequence Submission, Data Retrieval and Search Support. It targets Global. Technologies it mentions include Perl, Python and MySQL. The keywords it claims start with "biotechnology", "genomics", "pubmed" and "blast". It gives the company type as Public.

# National Center for Biotechnology Information

## About
The National Center for Biotechnology Information serves as a central hub for researchers needing reliable access to genetic sequences, scientific literature, and molecular data. It operates under the National Library of Medicine and maintains widely used resources that help scientists analyze genes, proteins, and clinical variations. Labs and universities around the world rely on its tools to run searches, compare sequences, and track new discoveries in biology and medicine. NCBI keeps its databases updated daily so users can work with the latest findings without delays. Its services support everything from basic academic research to applied work in drug development and public health tracking. The center focuses on making complex information searchable and usable rather than creating new hardware or commercial software.

**Areas of Work:** Research, Science & Deep Tech, Healthcare, Life Sciences & Wellness, Biotechnology

## Things to Remember
- **Website:** https://ncbi.nlm.nih.gov
- **Address:** Bethesda, United States
- **Contact:** 
- **Phone:** 
- **Hours:** 
- **Timezone:** 
- **Currency:** 
- **Company Type:** Public
- **Employees:** 501-1000
- **Revenue:** Not Disclosed
- **Hiring Status:** Not currently hiring

## Products
- **PubMed** (Free): Literature database
- **BLAST** (Free): Sequence alignment tool
- **

Google lists ncbi.nlm.nih.gov for about 6 keywords, which together bring an estimated 90 organic visits a month.

The latest technical audit of ncbi.nlm.nih.gov scored 87 out of 100 overall. Performance is its weakest area at 69, while SEO scores highest at 92. The audit makes 10 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.

National Center for Biotechnology Information's company profile names ebi.ac.uk, uniprot.org, ensembl.org and ddbj.nig.ac.jp as competitors. Its own llms.txt adds expasy.org and europepmc.org.

ebi.ac.uk

uniprot.org

ensembl.org

ddbj.nig.ac.jp

expasy.org

europepmc.org