Nucleus Security vs Rapid7
Nucleus Security vs Rapid7, compared side by side on 20 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Nucleus Security is on 56/100 and Rapid7 on 55/100.
Where each one leads
Nucleus Security
- agent readiness: 64/100 against 51/100
Rapid7
- domain rating: 83/100 against 60/100
- headcount: 3,275 against 123
- funding raised: $63.0M against $20.0M
- LinkedIn following: 223,367 against 17,516
At a glance
| Measure | Nucleus Security | Rapid7 |
|---|---|---|
| What it is | Enterprise exposure management platform that centralizes and normalizes vulnerability, asset, and risk data. | Cybersecurity solutions provider focused on vulnerability management, detection, and response. |
| Category | Cybersecurity, Vulnerability Management, Exposure Management, IT Management | Cybersecurity, Artificial Intelligence, Vulnerability Management, Application Security |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Software |
| Founded | 2018 | 2000 |
| Headquarters | Columbia, United States | Boston, USA |
| Status | Active | Active |
Size, funding and growth
| Measure | Nucleus Security | Rapid7 |
|---|---|---|
| Employees | 123 | 3,275 |
| Headcount growthLast 12 months | Not published | +1.8% |
| Total funding | $20.0M | $63.0M |
| Latest round | Series C | Series D |
| Valuation | Not published | $1.1B |
| LinkedIn followers | 17,516 | 223,367 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Nucleus Security | Rapid7 |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 56/100 | 55/100 |
| Traction | 57/100 | 59/100 |
| Team | 60/100 | Not published |
| Community | 15/100 | Not published |
| Search visibility | 30/100 | 31/100 |
| Quality | 58/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | C (64/100) | D (51/100) |
| Domain ratingLink authority, 0-100 | 60/100 | 83/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Nucleus Security | Rapid7 |
|---|---|---|
| Hosting | Not detected | AWS |
| CDN | Cloudflare | Cloudflare |
| CMS | WordPress | Not detected |
| Frameworks | Jquery | Next.js, Tailwind CSS |
| Analytics | Google Tag Manager | Google Tag Manager |
What users say
| Measure | Nucleus Security | Rapid7 |
|---|---|---|
| Reddit sentimentThreads we track | Not published | 1 positive, 2 negative across 6 threads |
“Our penetration team contractor recommended that we go with Rapid7, we had a quick demo with them and from what I've seen everything that they have seems pretty robust. Was wondering if there was anyone who has used Rapid7 in the field and ”r/cybersecurity
Nucleus Security vs Rapid7: common questions
Which is better, Nucleus Security or Rapid7?
On our 0-100 score Nucleus Security rates higher (56/100 against 55/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 20 data points above: read the rows that match what you are buying for.
How do Nucleus Security and Rapid7 compare on the numbers?
Nucleus Security leads on agent readiness (64/100 against 51/100). Rapid7 leads on domain rating (83/100 against 60/100), headcount (3,275 against 123), funding raised ($63.0M against $20.0M), LinkedIn following (223,367 against 17,516).
What do real users say about Nucleus Security and Rapid7?
Rapid7: 1 positive and 2 negative mentions across 6 Reddit threads we track, mostly in r/cybersecurity.
Read the full Nucleus Security review and pricing or the Rapid7 review and pricing. You can also browse other Nucleus Security alternatives we track.

