Opsgenie VS Prometheus Alertmanager
As of 5 November 2026, Prometheus Alertmanager is named by 108 companies and Opsgenie by 100; Opsgenie skews to companies under 200 people (34% vs 36%), Prometheus Alertmanager to companies over 1,000 (26% vs 39%).
As of 5 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: Opsgenie's script and mail records show on hundreds of thousands of small sites, Prometheus Alertmanager rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Opsgenie: 2–200 employees
- 34%
- Prometheus Alertmanager: 2–200 employees
- 36%
- Opsgenie: 1,000+ employees
- 39%
- Prometheus Alertmanager: 1,000+ employees
- 26%
- Postings per company, 90 days
- 1.5 · 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 | Opsgenie | share | Prometheus Alertmanager | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 2 | 2% | 4 | 4% | even |
| 2-10 employees | 6 | 6% | 5 | 5% | even |
| 11-50 employees | 12 | 12% | 15 | 14% | even |
| 51-200 employees | 16 | 16% | 19 | 18% | even |
| 201-500 employees | 14 | 14% | 20 | 19% | Prometheus Alertmanager |
| 501-1000 employees | 11 | 11% | 17 | 16% | Prometheus Alertmanager |
| 1001-5000 employees | 24 | 24% | 15 | 14% | Opsgenie |
| 5001-10000 employees | 6 | 6% | 8 | 7% | even |
| 10,001+ employees | 9 | 9% | 5 | 5% | Opsgenie |
| Segment | Opsgenie | share | Prometheus Alertmanager | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 51 | 51% | 57 | 53% | even |
| Business & finance services | 20 | 20% | 25 | 23% | Prometheus Alertmanager |
| Commerce & trade | 7 | 7% | 1 | 1% | Opsgenie |
| Media & content | 6 | 6% | 3 | 3% | Opsgenie |
| Manufacturing & industry | 5 | 5% | 4 | 4% | even |
| Transport, logistics & rental | 4 | 4% | – | – | outside top 12 |
| Consumer services & leisure | 2 | 2% | 4 | 4% | even |
| Public, community & associations | 1 | 1% | 4 | 4% | Prometheus Alertmanager |
| Health care | 1 | 1% | 1 | 1% | even |
| Hospitality & travel | 1 | 1% | 4 | 4% | Prometheus Alertmanager |
| Property & construction | 1 | 1% | 2 | 2% | even |
| Utilities & infrastructure | 1 | 1% | 3 | 3% | even |
| Segment | Opsgenie | share | Prometheus Alertmanager | share | Leans |
|---|---|---|---|---|---|
| United States | 60 | 60% | 58 | 54% | Opsgenie |
| United Kingdom | 12 | 12% | 8 | 7% | Opsgenie |
| Germany | 3 | 3% | 5 | 5% | even |
| India | 3 | 3% | 2 | 2% | even |
| Belgium | 2 | 2% | 1 | 1% | even |
| Brazil | 2 | 2% | 5 | 5% | Prometheus Alertmanager |
| Canada | 2 | 2% | – | – | outside top 12 |
| Poland | 2 | 2% | 2 | 2% | even |
| Austria | 1 | 1% | 2 | 2% | even |
| Bulgaria | 1 | 1% | – | – | outside top 12 |
| Switzerland | 1 | 1% | 1 | 1% | even |
| China | 1 | 1% | – | – | outside top 12 |
| France | – | – | 6 | 6% | outside top 12 |
| Australia | – | – | 2 | 2% | outside top 12 |
| Spain | – | – | 2 | 2% | outside top 12 |
| Segment | Opsgenie | share | Prometheus Alertmanager | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 92 | 44% | 157 | 62% | Prometheus Alertmanager |
| IT operations & business systems | 35 | 17% | 36 | 14% | Opsgenie |
| Customer service & success | 12 | 6% | 1 | 0% | Opsgenie |
| Data & AI | 4 | 2% | 3 | 1% | even |
| Facilities cleaning and security | 4 | 2% | – | – | outside top 12 |
| Product, program & project management | 3 | 1% | – | – | outside top 12 |
| Engineering (non-software) | 2 | 1% | 7 | 3% | even |
| General management & consulting | 2 | 1% | – | – | outside top 12 |
| Public safety and protective services | 2 | 1% | – | – | outside top 12 |
| Legal, compliance & risk | 1 | 0% | – | – | outside top 12 |
| Sales | 1 | 0% | – | – | outside top 12 |
| Skilled trades and field service | 1 | 0% | – | – | outside top 12 |
| Unclassified | – | – | 1 | 0% | outside top 12 |
The companies behind each column
Companies using Opsgenie →
Companies using Prometheus Alertmanager →
incident on call ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
Prometheus Alertmanager is named by 108 companies in job postings and Opsgenie by 100; 5 name both. (Breaknorm, 5 November 2026, https://breaknorm.co/compare/opsgenie-vs-prometheus-alertmanager)
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.
Opsgenie vs Prometheus Alertmanager: questions
Which is more used, Opsgenie or Prometheus Alertmanager?
By companies naming it in their own job postings, Prometheus Alertmanager (108) over Opsgenie (100). By website-and-DNS footprint, Prometheus Alertmanager (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Opsgenie?
34% of Opsgenie companies have 2 to 200 employees, against 36% for Prometheus Alertmanager. 39% of Opsgenie companies have over 1,000 employees, against 26% for Prometheus Alertmanager.
Do companies run both?
5 companies name both in their postings, usually Opsgenie in marketing and Prometheus Alertmanager 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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