Semantic Kernel VS Vercel AI SDK
As of 30 October 2026, Vercel AI SDK is named by 106 companies and Semantic Kernel by 482; Semantic Kernel skews to companies under 200 people (28% vs 53%), Vercel AI SDK to companies over 1,000 (16% vs 47%).
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: Semantic Kernel's script and mail records show on hundreds of thousands of small sites, Vercel AI SDK rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Semantic Kernel: 2–200 employees
- 28%
- Vercel AI SDK: 2–200 employees
- 53%
- Semantic Kernel: 1,000+ employees
- 47%
- Vercel AI SDK: 1,000+ employees
- 16%
- Postings per company, 90 days
- 3.9 · 1.7
- 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 | Semantic Kernel | share | Vercel AI SDK | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 5 | 1% | 12 | 11% | Vercel AI SDK |
| 2-10 employees | 20 | 4% | 19 | 18% | Vercel AI SDK |
| 11-50 employees | 43 | 9% | 21 | 20% | Vercel AI SDK |
| 51-200 employees | 70 | 15% | 16 | 15% | even |
| 201-500 employees | 60 | 12% | 14 | 13% | even |
| 501-1000 employees | 56 | 12% | 7 | 7% | Semantic Kernel |
| 1001-5000 employees | 95 | 20% | 13 | 12% | Semantic Kernel |
| 5001-10000 employees | 28 | 6% | 2 | 2% | Semantic Kernel |
| 10,001+ employees | 105 | 22% | 2 | 2% | Semantic Kernel |
| Segment | Semantic Kernel | share | Vercel AI SDK | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 237 | 49% | 75 | 71% | Vercel AI SDK |
| Business & finance services | 112 | 23% | 14 | 13% | Semantic Kernel |
| Manufacturing & industry | 55 | 11% | 4 | 4% | Semantic Kernel |
| Utilities & infrastructure | 14 | 3% | – | – | outside top 12 |
| Media & content | 12 | 2% | 2 | 2% | even |
| Commerce & trade | 11 | 2% | 2 | 2% | even |
| Property & construction | 10 | 2% | 2 | 2% | even |
| Transport, logistics & rental | 8 | 2% | 1 | 1% | even |
| Public, community & associations | 7 | 1% | 2 | 2% | even |
| Health care | 7 | 1% | 2 | 2% | even |
| Consumer services & leisure | 5 | 1% | 2 | 2% | even |
| Automotive | 3 | 1% | – | – | outside top 12 |
| Segment | Semantic Kernel | share | Vercel AI SDK | share | Leans |
|---|---|---|---|---|---|
| United States | 321 | 67% | 63 | 59% | Semantic Kernel |
| United Kingdom | 28 | 6% | 8 | 8% | even |
| France | 16 | 3% | 2 | 2% | even |
| Canada | 15 | 3% | 4 | 4% | even |
| Germany | 15 | 3% | 6 | 6% | Vercel AI SDK |
| India | 14 | 3% | 2 | 2% | even |
| Australia | 9 | 2% | – | – | outside top 12 |
| Spain | 7 | 1% | 2 | 2% | even |
| Netherlands | 7 | 1% | 2 | 2% | even |
| Sweden | 7 | 1% | – | – | outside top 12 |
| United Arab Emirates | 4 | 1% | – | – | outside top 12 |
| Finland | 4 | 1% | – | – | outside top 12 |
| Austria | – | – | 2 | 2% | outside top 12 |
| Belgium | – | – | 2 | 2% | outside top 12 |
| Italy | – | – | 2 | 2% | outside top 12 |
| Argentina | – | – | 1 | 1% | outside top 12 |
| Segment | Semantic Kernel | share | Vercel AI SDK | share | Leans |
|---|---|---|---|---|---|
| Data & AI | 1,234 | 57% | 82 | 32% | Semantic Kernel |
| Software engineering | 469 | 22% | 113 | 43% | Vercel AI SDK |
| IT operations & business systems | 90 | 4% | 4 | 2% | Semantic Kernel |
| General management & consulting | 31 | 1% | – | – | outside top 12 |
| Sales | 26 | 1% | 6 | 2% | even |
| Engineering (non-software) | 23 | 1% | 7 | 3% | even |
| Product, program & project management | 19 | 1% | 11 | 4% | Vercel AI SDK |
| Marketing & communications | 6 | 0% | 3 | 1% | even |
| Construction and civil | 2 | 0% | – | – | outside top 12 |
| Design & UX | 1 | 0% | 1 | 0% | even |
| Facilities cleaning and security | 1 | 0% | – | – | outside top 12 |
| Finance & accounting | 1 | 0% | 1 | 0% | even |
| Customer service & success | – | – | 8 | 3% | outside top 12 |
| Business development & strategy | – | – | 2 | 1% | outside top 12 |
| Unclassified | – | – | 2 | 1% | outside top 12 |
The companies behind each column
Companies using Semantic Kernel →
Companies using Vercel AI SDK →
llm app frameworks ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Vercel AI SDK is named by 106 companies in job postings and Semantic Kernel by 482; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/semantic-kernel-vs-vercel-ai-sdk)
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.
Semantic Kernel vs Vercel AI SDK: questions
Which is more used, Semantic Kernel or Vercel AI SDK?
By companies naming it in their own job postings, Semantic Kernel (482) over Vercel AI SDK (106). By website-and-DNS footprint, Vercel AI SDK (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Semantic Kernel?
28% of Semantic Kernel companies have 2 to 200 employees, against 53% for Vercel AI SDK. 47% of Semantic Kernel companies have over 1,000 employees, against 16% for Vercel AI SDK.
Do companies run both?
0 companies name both in their postings, usually Semantic Kernel in marketing and Vercel AI SDK 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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