LangSmith VS Vertex AI
As of 4 November 2026, Vertex AI is named by 1,163 companies and LangSmith by 580; LangSmith skews to companies under 200 people (39% vs 34%), Vertex AI to companies over 1,000 (40% vs 36%).
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: LangSmith's script and mail records show on hundreds of thousands of small sites, Vertex AI rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- LangSmith: 2–200 employees
- 39%
- Vertex AI: 2–200 employees
- 34%
- LangSmith: 1,000+ employees
- 36%
- Vertex AI: 1,000+ employees
- 40%
- Postings per company, 90 days
- 2.8 · 3.5
- 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 | LangSmith | share | Vertex AI | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 28 | 5% | 40 | 3% | even |
| 2-10 employees | 46 | 8% | 87 | 7% | even |
| 11-50 employees | 89 | 15% | 117 | 10% | LangSmith |
| 51-200 employees | 89 | 15% | 195 | 17% | even |
| 201-500 employees | 71 | 12% | 145 | 12% | even |
| 501-1000 employees | 46 | 8% | 114 | 10% | even |
| 1001-5000 employees | 117 | 20% | 225 | 19% | even |
| 5001-10000 employees | 28 | 5% | 55 | 5% | even |
| 10,001+ employees | 66 | 11% | 185 | 16% | Vertex AI |
| Segment | LangSmith | share | Vertex AI | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 343 | 59% | 570 | 49% | LangSmith |
| Business & finance services | 120 | 21% | 267 | 23% | Vertex AI |
| Manufacturing & industry | 30 | 5% | 68 | 6% | even |
| Media & content | 18 | 3% | 50 | 4% | even |
| Consumer services & leisure | 15 | 3% | 36 | 3% | even |
| Health care | 9 | 2% | 15 | 1% | even |
| Commerce & trade | 8 | 1% | 55 | 5% | Vertex AI |
| Transport, logistics & rental | 8 | 1% | 14 | 1% | even |
| Utilities & infrastructure | 8 | 1% | 29 | 2% | even |
| Public, community & associations | 7 | 1% | 26 | 2% | even |
| Hospitality & travel | 5 | 1% | – | – | outside top 12 |
| Property & construction | 5 | 1% | 11 | 1% | even |
| Automotive | – | – | 12 | 1% | outside top 12 |
| Segment | LangSmith | share | Vertex AI | share | Leans |
|---|---|---|---|---|---|
| United States | 387 | 67% | 665 | 57% | LangSmith |
| United Kingdom | 43 | 7% | 73 | 6% | even |
| Germany | 20 | 3% | 54 | 5% | even |
| Canada | 15 | 3% | 33 | 3% | even |
| France | 15 | 3% | 48 | 4% | even |
| India | 12 | 2% | 42 | 4% | even |
| Spain | 9 | 2% | 11 | 1% | even |
| Sweden | 7 | 1% | – | – | outside top 12 |
| Australia | 6 | 1% | 18 | 2% | even |
| Brazil | 6 | 1% | 23 | 2% | even |
| Switzerland | 6 | 1% | – | – | outside top 12 |
| Poland | 6 | 1% | 17 | 1% | even |
| Japan | – | – | 11 | 1% | outside top 12 |
| Netherlands | – | – | 11 | 1% | outside top 12 |
| Segment | LangSmith | share | Vertex AI | share | Leans |
|---|---|---|---|---|---|
| Data & AI | 887 | 46% | 2,684 | 52% | Vertex AI |
| Software engineering | 627 | 33% | 910 | 18% | LangSmith |
| IT operations & business systems | 84 | 4% | 350 | 7% | Vertex AI |
| Sales | 55 | 3% | 129 | 3% | even |
| Product, program & project management | 35 | 2% | 119 | 2% | even |
| Quality, safety & environment | 13 | 1% | 4 | 0% | even |
| Business development & strategy | 7 | 0% | 21 | 0% | even |
| General management & consulting | 6 | 0% | 55 | 1% | even |
| Customer service & success | 5 | 0% | 9 | 0% | even |
| Engineering (non-software) | 5 | 0% | 92 | 2% | even |
| Human resources | 4 | 0% | 1 | 0% | even |
| Legal, compliance & risk | 3 | 0% | 13 | 0% | even |
| Marketing & communications | 3 | 0% | 24 | 0% | even |
| Construction and civil | 2 | 0% | 3 | 0% | even |
| Education & training | 2 | 0% | 8 | 0% | even |
| Unclassified | 2 | 0% | 6 | 0% | even |
| Design & UX | 1 | 0% | 10 | 0% | even |
| Research and science | 1 | 0% | 3 | 0% | even |
| Facilities cleaning and security | – | – | 6 | 0% | outside top 12 |
| Finance & accounting | – | – | 5 | 0% | outside top 12 |
| Procurement and purchasing | – | – | 3 | 0% | outside top 12 |
| Logistics warehouse and transport | – | – | 2 | 0% | outside top 12 |
| Administration & office | – | – | 1 | 0% | outside top 12 |
| Arts media and entertainment | – | – | 1 | 0% | outside top 12 |
| Healthcare clinical | – | – | 1 | 0% | outside top 12 |
| Skilled trades and field service | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using LangSmith →
Companies using Vertex AI →
mlops platforms ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Vertex AI is named by 1,163 companies in job postings and LangSmith by 580; 124 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/langsmith-vs-vertex-ai)
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.
LangSmith vs Vertex AI: questions
Which is more used, LangSmith or Vertex AI?
By companies naming it in their own job postings, Vertex AI (1,163) over LangSmith (580). By website-and-DNS footprint, Vertex AI (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses LangSmith?
39% of LangSmith companies have 2 to 200 employees, against 34% for Vertex AI. 36% of LangSmith companies have over 1,000 employees, against 40% for Vertex AI.
Do companies run both?
124 companies name both in their postings, usually LangSmith in marketing and Vertex AI 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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