Claude Agent SDK VS Semantic Kernel
As of 30 October 2026, Semantic Kernel is named by 482 companies and Claude Agent SDK by 122; Claude Agent SDK skews to companies under 200 people (34% vs 28%), Semantic Kernel to companies over 1,000 (47% vs 43%).
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: Claude Agent SDK's script and mail records show on hundreds of thousands of small sites, Semantic Kernel rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Claude Agent SDK: 2–200 employees
- 34%
- Semantic Kernel: 2–200 employees
- 28%
- Claude Agent SDK: 1,000+ employees
- 43%
- Semantic Kernel: 1,000+ employees
- 47%
- Postings per company, 90 days
- 2.1 · 3.9
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Claude Agent SDK | share | Semantic Kernel | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 2 | 2% | 5 | 1% | even |
| 2-10 employees | 12 | 10% | 20 | 4% | Claude Agent SDK |
| 11-50 employees | 14 | 11% | 43 | 9% | Claude Agent SDK |
| 51-200 employees | 16 | 13% | 70 | 15% | even |
| 201-500 employees | 15 | 12% | 60 | 12% | even |
| 501-1000 employees | 10 | 8% | 56 | 12% | Semantic Kernel |
| 1001-5000 employees | 27 | 22% | 95 | 20% | Claude Agent SDK |
| 5001-10000 employees | 5 | 4% | 28 | 6% | even |
| 10,001+ employees | 21 | 17% | 105 | 22% | Semantic Kernel |
| Segment | Claude Agent SDK | share | Semantic Kernel | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 68 | 56% | 237 | 49% | Claude Agent SDK |
| Business & finance services | 28 | 23% | 112 | 23% | even |
| Manufacturing & industry | 8 | 7% | 55 | 11% | Semantic Kernel |
| Consumer services & leisure | 4 | 3% | 5 | 1% | Claude Agent SDK |
| Media & content | 4 | 3% | 12 | 2% | even |
| Health care | 3 | 2% | 7 | 1% | even |
| Property & construction | 3 | 2% | 10 | 2% | even |
| Commerce & trade | 2 | 2% | 11 | 2% | even |
| Hospitality & travel | 1 | 1% | – | – | outside top 12 |
| Utilities & infrastructure | 1 | 1% | 14 | 3% | Semantic Kernel |
| Transport, logistics & rental | – | – | 8 | 2% | outside top 12 |
| Public, community & associations | – | – | 7 | 1% | outside top 12 |
| Automotive | – | – | 3 | 1% | outside top 12 |
| Segment | Claude Agent SDK | share | Semantic Kernel | share | Leans |
|---|---|---|---|---|---|
| United States | 83 | 68% | 321 | 67% | even |
| United Kingdom | 9 | 7% | 28 | 6% | even |
| France | 4 | 3% | 16 | 3% | even |
| Australia | 3 | 2% | 9 | 2% | even |
| Japan | 3 | 2% | – | – | outside top 12 |
| Canada | 2 | 2% | 15 | 3% | even |
| Germany | 2 | 2% | 15 | 3% | even |
| Poland | 2 | 2% | – | – | outside top 12 |
| Argentina | 1 | 1% | – | – | outside top 12 |
| Austria | 1 | 1% | – | – | outside top 12 |
| Belgium | 1 | 1% | – | – | outside top 12 |
| Brazil | 1 | 1% | – | – | outside top 12 |
| India | – | – | 14 | 3% | outside top 12 |
| Spain | – | – | 7 | 1% | outside top 12 |
| Netherlands | – | – | 7 | 1% | outside top 12 |
| Sweden | – | – | 7 | 1% | outside top 12 |
| United Arab Emirates | – | – | 4 | 1% | outside top 12 |
| Finland | – | – | 4 | 1% | outside top 12 |
| Segment | Claude Agent SDK | share | Semantic Kernel | share | Leans |
|---|---|---|---|---|---|
| Data & AI | 183 | 60% | 1,234 | 57% | Claude Agent SDK |
| Software engineering | 70 | 23% | 469 | 22% | even |
| IT operations & business systems | 7 | 2% | 90 | 4% | even |
| Product, program & project management | 7 | 2% | 19 | 1% | even |
| Sales | 6 | 2% | 26 | 1% | even |
| Education & training | 3 | 1% | – | – | outside top 12 |
| General management & consulting | 2 | 1% | 31 | 1% | even |
| Human resources | 2 | 1% | – | – | outside top 12 |
| Engineering (non-software) | – | – | 23 | 1% | outside top 12 |
| Marketing & communications | – | – | 6 | 0% | outside top 12 |
| Construction and civil | – | – | 2 | 0% | outside top 12 |
| Design & UX | – | – | 1 | 0% | outside top 12 |
| Facilities cleaning and security | – | – | 1 | 0% | outside top 12 |
| Finance & accounting | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using Claude Agent SDK →
Companies using Semantic Kernel →
llm app frameworks ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Semantic Kernel is named by 482 companies in job postings and Claude Agent SDK by 122; 10 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/claude-agent-sdk-vs-semantic-kernel)
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.
Claude Agent SDK vs Semantic Kernel: questions
Which is more used, Claude Agent SDK or Semantic Kernel?
By companies naming it in their own job postings, Semantic Kernel (482) over Claude Agent SDK (122). By website-and-DNS footprint, Semantic Kernel (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Claude Agent SDK?
34% of Claude Agent SDK companies have 2 to 200 employees, against 28% for Semantic Kernel. 43% of Claude Agent SDK companies have over 1,000 employees, against 47% for Semantic Kernel.
Do companies run both?
10 companies name both in their postings, usually Claude Agent SDK in marketing and Semantic Kernel 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.
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