Compare · backend frameworks

FastAPI VS SQLAlchemy_

As of 30 October 2026, SQLAlchemy is named by 322 companies and FastAPI by 2,460; FastAPI skews to companies under 200 people (56% vs 59%), SQLAlchemy to companies over 1,000 (17% vs 23%).

As of 30 October 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: FastAPI's script and mail records show on hundreds of thousands of small sites, SQLAlchemy rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.

FastAPI: 2–200 employees
56%
SQLAlchemy: 2–200 employees
59%
FastAPI: 1,000+ employees
23%
SQLAlchemy: 1,000+ employees
17%
Postings per company, 90 days
2.6 · 1.6
Website or DNS footprint
0 · 0
2,460companies name FastAPI
322companies name SQLAlchemy
0name both
6,514 · 506postings in 90 days, FastAPI · SQLAlchemy
02 — Side 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
SegmentFastAPIshareSQLAlchemyshareLeans
Self-employed703%41%even
2-10 employees35614%4012%FastAPI
11-50 employees50821%7624%SQLAlchemy
51-200 employees51221%7523%SQLAlchemy
201-500 employees27111%4715%SQLAlchemy
501-1000 employees1858%258%even
1001-5000 employees26011%299%even
5001-10000 employees793%93%even
10,001+ employees2199%175%FastAPI
By industry
SegmentFastAPIshareSQLAlchemyshareLeans
Technology & software1,45659%17755%FastAPI
Business & finance services46319%6520%even
Manufacturing & industry1827%247%even
Consumer services & leisure623%93%even
Public, community & associations572%31%even
Media & content562%93%even
Utilities & infrastructure502%134%SQLAlchemy
Commerce & trade372%72%even
Property & construction271%31%even
Health care261%62%even
Automotive171%31%even
Transport, logistics & rental141%––outside top 12
Agriculture & forestry––21%outside top 12
By country
SegmentFastAPIshareSQLAlchemyshareLeans
United States1,40257%19761%SQLAlchemy
United Kingdom1908%217%even
Germany1396%103%FastAPI
India1305%186%even
France934%155%even
Canada492%52%even
Poland372%82%even
Singapore321%52%even
Italy281%––outside top 12
Netherlands281%41%even
Spain271%––outside top 12
Australia261%––outside top 12
Belgium––62%outside top 12
Switzerland––31%outside top 12
Denmark––31%outside top 12
Postings by team (share of each tool's postings)
SegmentFastAPIshareSQLAlchemyshareLeans
Software engineering4,79655%50772%SQLAlchemy
Data & AI2,63430%11316%FastAPI
IT operations & business systems2453%112%even
Engineering (non-software)881%30%even
Product, program & project management521%10%even
Unclassified230%20%even
Sales190%20%even
General management & consulting180%––outside top 12
Marketing & communications130%20%even
Finance & accounting120%20%even
Customer service & success80%10%even
Education & training80%20%even
construction and civil––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.

SQLAlchemy is named by 322 companies in job postings and FastAPI by 2,460; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/fastapi-vs-sqlalchemy)
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

FastAPI vs SQLAlchemy: questions

Which is more used, FastAPI or SQLAlchemy?

By companies naming it in their own job postings, FastAPI (2,460) over SQLAlchemy (322). By website-and-DNS footprint, SQLAlchemy (0 vs 0), because its scripts and mail records sit on many small company sites.

Who chooses FastAPI?

56% of FastAPI companies have 2 to 200 employees, against 59% for SQLAlchemy. 23% of FastAPI companies have over 1,000 employees, against 17% for SQLAlchemy.

Do companies run both?

0 companies name both in their postings, usually FastAPI in marketing and SQLAlchemy 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

Get either list your way

The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.

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

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