Last updated: September 2026
Global rank: Worldwide · 2026-09
#342,154
AI visibility: Grade A+
97
SEO health: Latest audit
93
Visits
15.5K
per month, estimated
Keywords
1.1K
ranking in Google
Organic share
100%
15.5K organic visits
LLMS.txt
Published
82 lines AI engines can read
You're seeing the free preview of helionenergy.com
helionenergy.com Web Traffic Statistics
Key findings
- Helion Energy (Energy, Climate & Environment) is ranked #342,154 worldwide in our September 2026 domain ranking, down 3,076 places from #339,078 in August 2026.
- It is estimated to receive about 15,500 visits a month from search, 100% of it organic, across 1,100 ranking keywords.
- Its AI visibility score is 97 out of 100 (grade A+), with a published llms.txt of 82 lines.
- Its last technical audit scored 93/100, with "Enhance Meta Description" the highest-priority fix.
| Month | Rank | Move |
|---|---|---|
| September 2026 | #342,154 | ▼ 3,076 |
| August 2026 | #339,078 | ▲ 13,871 |
| July 2026 | #352,949 | ▼ 9,997 |
| June 2026 | #342,952 | — |
| May 2026 | #342,952 | ▲ 67,440 |
| April 2026 | #410,392 | ▲ 11,129 |
| March 2026 | #421,521 | ▼ 4,088 |
| February 2026 | #417,433 | — |
What this company does
Helion Energy is pioneering nuclear fusion technology to create a new era of clean, abundant power. They're developing a unique pulsed fusion approach using magnetic fields to compress and heat plasma, aiming to produce electricity directly without the inefficiencies of traditional steam turbines. The company's flagship Polaris reactor is designed to hit net electricity production milestones soon, positioning Helion…
Our read on the site
Helion Energy demonstrates strong SEO health with an overall score of 93/100, particularly excelling in best practices and SEO. However, there are critical areas for improvement, especially in on-page elements like the meta description and image alt attributes, which could enhance user experience and search visibility.
helionenergy.com Traffic and Visitor Engagement
helionenergy.com draws an estimated 15,500 visits a month from search engines. Effectively all of it is organic — about 15,500 visits from unpaid results. Spread across 1,100 ranking keywords, that averages roughly 14 organic visits per keyword.
Monthly visits
15.5K
Latest estimate
Change
No monthly history yet
It starts building from the first scan
Organic visits
15.5K
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.
helionenergy.com AI Visibility
On our AI visibility scale helionenergy.com earns 97 of 100 points, a grade A+. It takes full marks for LLMS.txt, SEO health, Crawlability and Structured data. The biggest gap is Company profile, at 22 of 25 points (7/8 core fields), worth 3 points if closed.
Grade A+
Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.
Present
7/8 core fields
100/100
robots ✓ · sitemap ✓
Detected
Fix these first
- → Complete your company profile so AI answers about you stay accurate.
helionenergy.com LLMS.txt
The llms.txt on helionenergy.com runs to 82 lines (4,161 characters) across 12 sections, last generated in May 2026. It introduces the site as "Helion Energy - Fusion Power". It tells AI engines the business works in Fusion Energy, Clean Energy Technology and Advanced Power Generation. It describes 5 products, including Polaris Fusion Generator, Helion Power Plant and Trenta Prototype. Services it lists include Fusion Power Supply, Technology Licensing, R&D Partnerships and Engineering Consulting. The audience it names is Energy sector professionals, investors, policymakers (Global). Technologies it mentions include HTTPS Secure, Responsive Viewport, Robots.txt and XML Sitemap. The keywords it claims start with "fusion energy", "Helion Energy", "nuclear fusion" and "Helion fusion".
Status
Published
AI engines can read it
Lines
82
In the file
Size
4.2K
Characters
Sections
12
Updated May 13, 2026
What the file says
# Helion Energy - Fusion Power ## About Helion Energy develops fusion generators that promise unlimited clean power from seawater fuel. Their pulsed non-ignition approach uses advanced magnets to achieve fusion conditions repeatedly. Unlike laser or tokamak methods, Helion recovers electricity directly from plasma expansion, skipping thermal cycles. The Polaris prototype targets net electricity in 2024, with commercial plants planned for late 2020s. Microsoft has committed to buying power from their first facility. Helion's raised over $2B from top VCs to build the world's first fusion power plant. Their tech could undercut solar costs while providing always-on baseload power. Engineers from national labs drive daily progress on plasma confinement and neutron shielding. Fuel comes from deuterium and helium-3, with no meltdown risk or weapons-grade waste. The company operates from a massive facility in Washington state, hiring physicists and machinists aggressively. Helion's poised to transform grids strained by AI data centers and EV growth. Competitors chase Q>10; Helion prioritizes practical electricity production. Power purchase agreements validate their timeline despite fusion's history of delays. The team blends startup speed with deep science expertise. Fusion breakthrough here means energy abundance for generations. **Areas of Work:** Fusion Energy, Clean Energy Techno
Sections in the file
Areas of work
Keywords it claims
Technologies
Products it tells AI about
- Polaris Fusion GeneratorContact for pricing
- Helion Power PlantContact for pricing
- Trenta PrototypeContact for pricing
- Venti PrototypeContact for pricing
- Fuel Processing UnitContact for pricing
Services it tells AI about
- Fusion Power Supply
- Technology Licensing
- R&D Partnerships
- Engineering Consulting
- Prototype Testing
Competitors it names
Audience it targets
Energy sector professionals, investors, policymakers · Global
Company type
Private · actively hiring
helionenergy.com Organic Keywords
Google lists helionenergy.com for about 1,100 keywords, which together bring an estimated 15,500 organic visits a month.
Ranking keywords
1.1K
Found in Google for this domain
Visits they bring
15.5K
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
helionenergy.com SEO Audit
The latest technical audit of helionenergy.com scored 93 out of 100 overall. Performance is its weakest area at 83, while SEO scores highest at 100. The audit makes 12 recommendations in all, and 3 of the 4 listed first are rated high priority or critical.
Overall
Excellent
SEO
Excellent
Performance
Accessibility
Fix these first
- CriticalEnhance Meta Description
- HighAdd Alt Text to Images
- MediumImplement llms.txt File
- HighOptimize Page Load Speed
8 more recommendations, with the exact changes and the pages they apply to, are in the full report.
helionenergy.com Competitors and Alternatives
Helion Energy's company profile names https://www.tokamakenergy.co.uk, https://www.ITER.org, https://www.firstlightfusion.com and https://www.east-fusion.com as competitors. Its own llms.txt adds https://www.plugpower.com. Outside its market, the domains ranked closest to it in our worldwide ranking are donnaglamour.it, jobslin.com, 1057maxfm.com and synchronize.ru.
helionenergy.com Company Profile
Helion Energy is pioneering nuclear fusion technology to create a new era of clean, abundant power. They're developing a unique pulsed fusion approach using magnetic fields to compress and heat plasma, aiming to produce electricity directly without the inefficiencies of traditional steam turbines. The company's flagship Polaris reactor is designed to hit net electricity production milestones soon, positioning Helion…
Helion Energy was founded in 2013, about 13 years ago, and is headquartered in Everett, United States. Its workforce is listed as between 201 and 500 employees. Its founders are David Kirtley and Chris Pihl. Its profile files it under Energy, Climate & Environment, with further tags for Research, Science & Deep Tech; Fusion Energy; and Clean Energy. Products on record for it: Polaris Fusion Generator and Helion Fusion Power Plant. Total funding on record is $2.2B. Its tagline reads: "Building the world's first fusion power plant to deliver clean, limitless energy.".
- Sector
- Energy, Climate & Environment
- Headquarters
- Everett, United States
- Founded
- 2013
- Employees
- 201-500
- Revenue
- Not Disclosed
- Funding
- $2.2B
- Founders
- David Kirtley, Chris Pihl
- Products
- Polaris Fusion Generator, Helion Fusion Power Plant
helionenergy.com 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.
helionenergy.com 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 helionenergy.com 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
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Neighbours of #342,154 in our worldwide ranking — each with its own report.
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