Last updated: August 2026
Global rank: Worldwide · 2026-08
#38,429
AI visibility: Grade A
85
SEO health: Latest audit
93
Visits
3.0K
per month, estimated
Keywords
1.2K
ranking in Google
Organic share
100%
3.0K organic visits
LLMS.txt
Published
129 lines AI engines can read
You're seeing the free preview of psi.ch
psi.ch Web Traffic Statistics
Key findings
- Paul Scherrer Institute (Research and Development) is ranked #38,429 worldwide in our August 2026 domain ranking, inside the top 100,000, up 6,878 places from #45,307 in July 2026.
- It is estimated to receive about 2,994 visits a month from search, 100% of it organic, across 1,221 ranking keywords.
- Its AI visibility score is 85 out of 100 (grade A), with a published llms.txt of 129 lines.
- Its last technical audit scored 93/100, with "Create a Robots.txt file" the highest-priority fix.
| Month | Rank | Move |
|---|---|---|
| August 2026 | #38,429 | ▲ 6,878 |
| July 2026 | #45,307 | ▼ 5,531 |
| June 2026 | #39,776 | — |
| May 2026 | #39,776 | ▲ 15,389 |
| April 2026 | #55,165 | ▼ 1,933 |
| March 2026 | #53,232 | ▼ 1,663 |
| February 2026 | #51,569 | — |
What this company does
The Paul Scherrer Institute serves as the main research center in Switzerland dedicated to the natural and engineering sciences. It organizes its activities around three primary fields of study. One involves the properties and behaviors of matter and materials at various scales. Another examines questions of energy production and use in connection with environmental impacts. The third area looks into aspects of human…
Our read on the site
Good foundation with room for improvement.
psi.ch Traffic and Visitor Engagement
Search engines send psi.ch an estimated 2,994 visits a month. Effectively all of it is organic — about 2,994 visits from unpaid results. Spread across 1,221 ranking keywords, that averages roughly 2.5 organic visits per keyword.
Monthly visits
3.0K
Latest estimate
Change
No monthly history yet
It starts building from the first scan
Organic visits
3.0K
100% of all traffic
Paid visits
0
No paid search detected
Organic vs paid
100%
0%
We don't hold a month-by-month history for this domain yet.
The traffic dashboard builds one from the first scan onwards.
psi.ch AI Visibility
psi.ch scores 85 out of 100 on our AI visibility scale, grade A. It takes full marks for LLMS.txt and Structured data. The biggest gap is Crawlability, at 0 of 10 points (robots ✗ · sitemap ✗), worth 10 points if closed. It also loses points on Company profile (22/25) and SEO health (18/20).
Grade A
Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.
Present
7/8 core fields
92/100
robots ✗ · sitemap ✗
Detected
Fix these first
- → Complete your company profile so AI answers about you stay accurate.
- → Add robots.txt and sitemap.xml so AI crawlers can read you.
psi.ch LLMS.txt
The llms.txt on psi.ch runs to 129 lines (5,648 characters) across 12 sections, last generated in March 2026. It introduces the site as "Paul Scherrer Institute". It tells AI engines the business works in Research and Development, Natural Sciences and Engineering Sciences. It describes 3 products, including Research in Matter and Material, Energy and Environment Research and Human Health Research. Services it lists include Consulting Services. The audience it names is Researchers, Academics, Industry Professionals, aged All ages (Global). Technologies it mentions include HTML, CSS, JavaScript, PHP and WordPress. The keywords it claims start with "Paul Scherrer Institute", "research centre", "natural sciences" and "engineering sciences". It gives the company type as Public and says it is hiring.
Status
Published
AI engines can read it
Lines
129
In the file
Size
5.6K
Characters
Sections
12
Updated Mar 31, 2026
What the file says
# Paul Scherrer Institute ## About The Paul Scherrer Institute (PSI) is a leading research center in Switzerland dedicated to advancing knowledge in natural and engineering sciences. With a focus on Matter and Material, Energy and the Environment, and Human Health, PSI conducts both fundamental and applied research to address significant societal and industrial challenges. The institute collaborates with various stakeholders to develop long-term solutions that benefit society and science. **Areas of Work:** Research and Development, Natural Sciences, Engineering Sciences ## Things to Remember - **Website:** https://psi.ch - **Address:** Not Available, Villigen, Switzerland - **Contact:** [email protected] - **Phone:** +41 56 310 21 11 - **Hours:** Mon-Fri: 9AM-5PM - **Timezone:** UTC+1 - **Currency:** CHF - **Company Type:** Public - **Employees:** 1200 employees - **Revenue:** Not Disclosed - **Hiring Status:** Yes, actively hiring ## Products - **Research in Matter and Material** (Contact for pricing): Innovative research projects focused on the properties and applications of materials. - **Energy and Environment Research** (Contact for pricing): Cutting-edge studies aimed at sustainable energy solutions and environmental protection. - **Human Health Research** (Contact for pricing): Research initiatives targeting advancements in health technologies and human health. ## Servic
Sections in the file
Areas of work
Keywords it claims
Technologies
Products it tells AI about
- Research in Matter and MaterialContact for pricing
- Energy and Environment ResearchContact for pricing
- Human Health ResearchContact for pricing
Services it tells AI about
- Consulting ServicesContact for quote
Competitors it names
Audience it targets
Researchers, Academics, Industry Professionals · All ages · Global
Company type
Public · actively hiring
psi.ch Organic Keywords
Google lists psi.ch for about 1,221 keywords, which together bring an estimated 2,994 organic visits a month.
Ranking keywords
1.2K
Found in Google for this domain
Visits they bring
3.0K
Estimated organic visits a month
Top ranking keywords
No ranked-keyword data cached for this domain yet.
Ranked Keywords pulls the full list on its first run.
What it ranks for
psi.ch SEO Audit
The latest technical audit of psi.ch scored 93 out of 100 overall. Performance is its weakest area at 88, while accessibility scores highest at 97. The audit makes 10 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.
Overall
Excellent
SEO
Excellent
Performance
Accessibility
Excellent
Fix these first
- CriticalCreate a Robots.txt file
- CriticalImplement a Sitemap
- HighOptimize Image Alt Text
- HighMinimize HTTP Requests
6 more recommendations, with the exact changes and the pages they apply to, are in the full report.
psi.ch Competitors and Alternatives
Paul Scherrer Institute's company profile names ethz.ch and cern.ch as competitors. Its own llms.txt adds empa.ch, helmholtz.de and efda.org. Outside its market, the domains ranked closest to it in our worldwide ranking are ppdi.com, veepee.fr, isolarcloud.com and pixpay.fr.
psi.ch Company Profile
The Paul Scherrer Institute serves as the main research center in Switzerland dedicated to the natural and engineering sciences. It organizes its activities around three primary fields of study. One involves the properties and behaviors of matter and materials at various scales. Another examines questions of energy production and use in connection with environmental impacts. The third area looks into aspects of human…
Founded in 1988 (about 38 years ago), Paul Scherrer Institute is based in Villigen, Switzerland. Its workforce is listed as between 1,001 and 5,000 employees. Its profile files it under Research and Development, with further tags for Natural Sciences, Engineering Sciences and Public Sector. Products on record for it: Research in Matter and Material, Research in Energy and the Environment and Research in Human Health. Its tagline reads: "The largest research centre for natural and engineering sciences within Switzerland.".
- Sector
- Research and Development
- Headquarters
- Villigen, Switzerland
- Founded
- 1988
- Employees
- 1001-5000
- Revenue
- Not Disclosed
- Funding
- Not Disclosed
- Products
- Research in Matter and Material, Research in Energy and the Environment, Research in Human Health
psi.ch Traffic by Country
Which markets this brand actually serves, and where the web links to it from.
Top customer markets
AI estimate · live webWe only measure visitor geography for domains whose analytics are connected to us. For everyone else this is read live from the web and shown as an estimate — never mixed in with the measured numbers.
No market breakdown available for this brand.
Where its backlinks come from
Measured. The country each linking site is hosted in — a real signal of which regions know this brand.
No backlink sample for this domain yet.
Backlink Analytics collects one on its first run.
psi.ch Backlink Analytics
Who vouches for this domain. Strong, varied links are still the clearest signal of authority — to search engines and to AI engines that cite sources.
We haven't run a backlink crawl for psi.ch yet, so there are no link counts to show. Backlink Analytics builds the profile on its first run and it appears here after that.
—
links on file
Companies ranked next to psi.ch
Neighbours of #38,429 in our worldwide ranking — each with its own report.
Wait — let's zoom out.
You are looking at one domain. psi.ch competes in a market, and the same numbers exist for everyone in it — including the sites AI engines recommend instead of yours. Amrut.ai reads all of them, so you can see who is winning, why, and what to change first.
Everything above, for your own domainand the plan to fix it
Run the free scan on your site and get its AI visibility score, its gaps, and the exact next steps.
Look up another company
A brand name or a domain — the whole overview loads in seconds.