Mistral AI VS OpenAI
As of 30 October 2026, OpenAI is named by 2,510 companies and Mistral AI by 248; Mistral AI skews to companies under 200 people (44% vs 49%), OpenAI to companies over 1,000 (27% vs 33%).
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: Mistral AI's script and mail records show on hundreds of thousands of small sites, OpenAI rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Mistral AI: 2–200 employees
- 44%
- OpenAI: 2–200 employees
- 49%
- Mistral AI: 1,000+ employees
- 33%
- OpenAI: 1,000+ employees
- 27%
- Postings per company, 90 days
- 2.6 · 3.1
- Website or DNS footprint
- 2,564 · 110,502
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Mistral AI | share | OpenAI | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 6 | 2% | 60 | 2% | even |
| 2-10 employees | 24 | 10% | 281 | 11% | even |
| 11-50 employees | 40 | 16% | 478 | 19% | OpenAI |
| 51-200 employees | 45 | 18% | 463 | 18% | even |
| 201-500 employees | 30 | 12% | 316 | 13% | even |
| 501-1000 employees | 22 | 9% | 233 | 9% | even |
| 1001-5000 employees | 42 | 17% | 362 | 14% | Mistral AI |
| 5001-10000 employees | 13 | 5% | 100 | 4% | even |
| 10,001+ employees | 26 | 10% | 217 | 9% | even |
| Segment | Mistral AI | share | OpenAI | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 149 | 60% | 1,359 | 54% | Mistral AI |
| Business & finance services | 59 | 24% | 559 | 22% | even |
| Manufacturing & industry | 8 | 3% | 147 | 6% | OpenAI |
| Utilities & infrastructure | 6 | 2% | 46 | 2% | even |
| Media & content | 5 | 2% | 87 | 3% | even |
| Public, community & associations | 4 | 2% | 50 | 2% | even |
| Health care | 4 | 2% | 35 | 1% | even |
| Consumer services & leisure | 3 | 1% | 66 | 3% | even |
| Property & construction | 3 | 1% | 37 | 1% | even |
| Automotive | 2 | 1% | – | – | outside top 12 |
| Commerce & trade | 2 | 1% | 60 | 2% | even |
| Transport, logistics & rental | 2 | 1% | 23 | 1% | even |
| Hospitality & travel | – | – | 23 | 1% | outside top 12 |
| Segment | Mistral AI | share | OpenAI | share | Leans |
|---|---|---|---|---|---|
| United States | 126 | 51% | 1,526 | 61% | OpenAI |
| France | 39 | 16% | 53 | 2% | Mistral AI |
| United Kingdom | 21 | 8% | 170 | 7% | even |
| India | 16 | 6% | 106 | 4% | Mistral AI |
| Germany | 10 | 4% | 150 | 6% | even |
| Switzerland | 5 | 2% | – | – | outside top 12 |
| Spain | 4 | 2% | 32 | 1% | even |
| Australia | 2 | 1% | 39 | 2% | even |
| Belgium | 2 | 1% | – | – | outside top 12 |
| Canada | 2 | 1% | 67 | 3% | even |
| Slovakia | 2 | 1% | – | – | outside top 12 |
| United Arab Emirates | 1 | 0% | – | – | outside top 12 |
| Netherlands | – | – | 38 | 2% | outside top 12 |
| Poland | – | – | 25 | 1% | outside top 12 |
| Brazil | – | – | 24 | 1% | outside top 12 |
| Sweden | – | – | 22 | 1% | outside top 12 |
| Segment | Mistral AI | share | OpenAI | share | Leans |
|---|---|---|---|---|---|
| Data & AI | 621 | 66% | 3,997 | 39% | Mistral AI |
| Software engineering | 100 | 11% | 2,894 | 28% | OpenAI |
| IT operations & business systems | 33 | 3% | 587 | 6% | OpenAI |
| Engineering (non-software) | 20 | 2% | 115 | 1% | even |
| General management & consulting | 20 | 2% | 102 | 1% | even |
| Product, program & project management | 16 | 2% | 301 | 3% | even |
| Construction and civil | 8 | 1% | – | – | outside top 12 |
| Sales | 8 | 1% | 285 | 3% | even |
| Marketing & communications | 4 | 0% | 171 | 2% | even |
| Design & UX | 3 | 0% | 48 | 0% | even |
| Human resources | 3 | 0% | – | – | outside top 12 |
| Research and science | 3 | 0% | – | – | outside top 12 |
| Customer service & success | – | – | 86 | 1% | outside top 12 |
| Business development & strategy | – | – | 85 | 1% | outside top 12 |
| Finance & accounting | – | – | 51 | 0% | outside top 12 |
The companies behind each column
Companies using Mistral AI →
Companies using OpenAI →
LLM models & APIs ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
OpenAI is named by 2,510 companies in job postings and Mistral AI by 248; 235 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/mistral-ai-vs-openai)
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.
Mistral AI vs OpenAI: questions
Which is more used, Mistral AI or OpenAI?
By companies naming it in their own job postings, OpenAI (2,510) over Mistral AI (248). By website-and-DNS footprint, OpenAI (110,502 vs 2,564), because its scripts and mail records sit on many small company sites.
Who chooses Mistral AI?
44% of Mistral AI companies have 2 to 200 employees, against 49% for OpenAI. 33% of Mistral AI companies have over 1,000 employees, against 27% for OpenAI.
Do companies run both?
235 companies name both in their postings, usually Mistral AI in marketing and OpenAI 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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