Circle vs Superfluid Foundation
Circle vs Superfluid Foundation, compared side by side on 18 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: Circle is on 55/100 and Superfluid Foundation on 49/100.
Where each one leads
Circle
- our overall score: 55/100 against 49/100
- agent readiness: 51/100 against 44/100
- domain rating: 83/100 against 62/100
- funding raised: $2.8B against $28.2M
Superfluid Foundation
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Circle | Superfluid Foundation |
|---|---|---|
| What it is | Circle provides a full-stack platform for the internet financial system, offering stablecoins like USDC and EURC, tokenized funds, and services for minting, FX, and payments. | Real-time finance infrastructure for Web3, enabling per-second value transfer and automated continuous payments. |
| Category | Fintech, Payments, Digital Payments, Web3 | Fintech, Web3, DeFi, Blockchain |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | Not published | 2020 |
| Headquarters | Boston, United States | Zug, Switzerland |
| Status | Active | Active |
Size, funding and growth
| Measure | Circle | Superfluid Foundation |
|---|---|---|
| Employees | 1,500 | Not published |
| Headcount growthLast 12 months | +33.7% | Not published |
| Total funding | $2.8B | $28.2M |
| Latest round | Not published | Series A |
| LinkedIn followers | 221,487 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Circle | Superfluid Foundation |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 55/100 | 49/100 |
| Traction | 60/100 | 36/100 |
| Team | 10/100 | 70/100 |
| Community | Not published | 15/100 |
| Search visibility | 39/100 | 9/100 |
| Quality | 65/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (51/100) | D (44/100) |
| Domain ratingLink authority, 0-100 | 83/100 | 62/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Circle | Superfluid Foundation |
|---|---|---|
| Hosting | Not detected | Vercel |
| CDN | Cloudflare | Vercel |
| CMS | Webflow | Not detected |
| Frameworks | Tailwind CSS, Bootstrap | Next.js, Tailwind CSS |
| Agentic commerceMachine-readable checkout or agent payment rails | Crypto Payments | Not detected |
| Open source | No | Yes |
| Self-hostable | No | Yes |
Circle vs Superfluid Foundation: common questions
Which is better, Circle or Superfluid Foundation?
On our 0-100 score Circle rates higher (55/100 against 49/100). 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 18 data points above: read the rows that match what you are buying for.
How do Circle and Superfluid Foundation compare on the numbers?
Circle leads on our overall score (55/100 against 49/100), agent readiness (51/100 against 44/100), domain rating (83/100 against 62/100), funding raised ($2.8B against $28.2M).
Read the full Circle review and pricing or the Superfluid Foundation review and pricing. You can also browse other Circle alternatives we track.