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Compare · ml frameworks

Hugging Face Transformers VS JAX

As of 4 November 2026, JAX is named by 740 companies and Hugging Face Transformers by 616; Hugging Face Transformers skews to companies under 200 people (43% vs 53%), JAX to companies over 1,000 (23% vs 32%).

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Hugging Face Transformers's script and mail records show on hundreds of thousands of small sites, JAX rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.

Hugging Face Transformers: 2–200 employees
43%
JAX: 2–200 employees
53%
Hugging Face Transformers: 1,000+ employees
32%
JAX: 1,000+ employees
23%
Postings per company, 90 days
2.1 · 2.5
Website or DNS footprint
0 · 0
616companies name Hugging Face Transformers
740companies name JAX
55name both
1,263 · 1,878postings in 90 days, Hugging Face Transformers · JAX
02Side by side

Who chooses which

Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.

By company size
SegmentHugging Face TransformersshareJAXshareLeans
Self-employed346%7410%JAX
2-10 employees6711%16222%JAX
11-50 employees9315%13418%JAX
51-200 employees10217%9913%Hugging Face Transformers
201-500 employees6511%618%Hugging Face Transformers
501-1000 employees5910%416%Hugging Face Transformers
1001-5000 employees8514%639%Hugging Face Transformers
5001-10000 employees274%284%even
10,001+ employees8414%7811%Hugging Face Transformers
By industry
SegmentHugging Face TransformersshareJAXshareLeans
Technology & software34957%36049%Hugging Face Transformers
Business & finance services10818%7110%Hugging Face Transformers
Manufacturing & industry508%12817%JAX
Public, community & associations274%669%JAX
Media & content254%345%even
Consumer services & leisure213%324%even
Automotive112%91%even
Utilities & infrastructure81%132%even
Commerce & trade71%51%even
Transport, logistics & rental61%41%even
Health care30%101%even
Property & construction10%61%even
By country
SegmentHugging Face TransformersshareJAXshareLeans
United States38062%52170%JAX
India346%203%Hugging Face Transformers
United Kingdom325%345%even
Germany285%264%even
France163%101%even
Singapore112%––outside top 12
Canada102%101%even
Spain81%61%even
Italy71%61%even
Portugal51%––outside top 12
Belgium41%––outside top 12
Brazil41%––outside top 12
Australia––81%outside top 12
Switzerland––61%outside top 12
Poland––51%outside top 12
Sweden––51%outside top 12
Postings by team (share of each tool's postings)
SegmentHugging Face TransformersshareJAXshareLeans
Data & AI1,29375%1,78065%Hugging Face Transformers
Software engineering1217%32112%JAX
IT operations & business systems322%241%even
Research and science201%1124%JAX
Engineering (non-software)181%552%even
Sales181%201%even
Legal, compliance & risk101%––outside top 12
Marketing & communications60%130%even
General management & consulting50%––outside top 12
Product, program & project management50%100%even
Education & training40%110%even
Finance & accounting40%130%even
Design & UX30%10%even
Unclassified30%90%even
Arts media and entertainment20%––outside top 12
Administration & office10%10%even
Construction and civil10%––outside top 12
Quality, safety & environment10%––outside top 12
Business development & strategy––60%outside top 12
Customer service & success––30%outside top 12
Human resources––10%outside top 12
Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

JAX is named by 740 companies in job postings and Hugging Face Transformers by 616; 55 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/hugging-face-transformers-vs-jax)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
  • Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
  • SegmentsCountry, size and industry from the company profile built from its website.
  • Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
FAQ

Hugging Face Transformers vs JAX: questions

Which is more used, Hugging Face Transformers or JAX?

By companies naming it in their own job postings, JAX (740) over Hugging Face Transformers (616). By website-and-DNS footprint, JAX (0 vs 0), because its scripts and mail records sit on many small company sites.

Who chooses Hugging Face Transformers?

43% of Hugging Face Transformers companies have 2 to 200 employees, against 53% for JAX. 32% of Hugging Face Transformers companies have over 1,000 employees, against 23% for JAX.

Do companies run both?

55 companies name both in their postings, usually Hugging Face Transformers in marketing and JAX in sales, or during a migration.

Where do these numbers come from?

From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.

Companies and people

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Every company on either tool,
with the person who owns it

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