Gray Swan vs Realm Labs
Gray Swan vs Realm Labs, compared side by side on 19 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: Gray Swan is on 63/100 and Realm Labs on 50/100.
Where each one leads
Gray Swan
- our overall score: 63/100 against 50/100
- agent readiness: 39/100 against 22/100
- domain rating: 64/100 against 38/100
- funding raised: $45.7M against $5.0M
Realm Labs
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Gray Swan | Realm Labs |
|---|---|---|
| What it is | Gray Swan provides enterprise-grade security solutions for LLMs, developed by the pioneers of AI vulnerability research, enabling confident AI deployment. | Enables enterprises to see inside the AI's 'brain' and monitor its thoughts during inference. |
| Category | Cybersecurity, AI Safety, AI Alignment, Large Language Model | Cybersecurity, Artificial Intelligence, AI Governance, AI Monitoring |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2023 | 2023 |
| Headquarters | Pittsburgh, United States | Sunnyvale, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Gray Swan | Realm Labs |
|---|---|---|
| Employees | 81 | Not published |
| Total funding | $45.7M | $5.0M |
| Latest round | Series A | Seed |
| Valuation | $200M | Not published |
| LinkedIn followers | 7,116 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Gray Swan | Realm Labs |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 63/100 | 50/100 |
| Traction | 57/100 | 33/100 |
| Team | 70/100 | 70/100 |
| Community | Not published | 8/100 |
| Search visibility | 23/100 | 22/100 |
| Quality | 72/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (39/100) | F (22/100) |
| Domain ratingLink authority, 0-100 | 64/100 | 38/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Gray Swan | Realm Labs |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | Webflow | Webflow |
| Frameworks | Tailwind CSS | Not detected |
| Analytics | PostHog | Linkedin Insight |
| Support stack | HubSpot | Not detected |
What users say
| Measure | Gray Swan | Realm Labs |
|---|---|---|
| Reddit sentimentThreads we track | 5 positive, 0 negative across 5 threads | Not published |
“Gray Swan AI—where AI security meets the underground. This is the proving ground for red teamers, hackers, & AI skeptics pushing models to their limits. Jailbreak, exploit, & expose vulnerabilities in cutting-edge AI systems.”r/
Gray Swan vs Realm Labs: common questions
Which is better, Gray Swan or Realm Labs?
On our 0-100 score Gray Swan rates higher (63/100 against 50/100). 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 19 data points above: read the rows that match what you are buying for.
How do Gray Swan and Realm Labs compare on the numbers?
Gray Swan leads on our overall score (63/100 against 50/100), agent readiness (39/100 against 22/100), domain rating (64/100 against 38/100), funding raised ($45.7M against $5.0M).
What do real users say about Gray Swan and Realm Labs?
Gray Swan: 5 positive and 0 negative mentions across 5 Reddit threads we track.
Read the full Gray Swan review and pricing or the Realm Labs review and pricing. You can also browse other Gray Swan alternatives we track.