Marimo vs Steel.dev
Marimo vs Steel.dev, 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: Marimo is on 40/100 and Steel.dev on 58/100.
Where each one leads
Marimo
- domain rating: 71/100 against 50/100
- funding raised: $4.5B against $17.0M
Steel.dev
- our overall score: 58/100 against 40/100
- agent readiness: 54/100 against 46/100
At a glance
| Measure | Marimo | Steel.dev |
|---|---|---|
| What it is | Open-source reactive Python notebook for data and AI workloads. | Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence. |
| Category | Developer Tools, Data Science, AI Infrastructure, Open Source | Developer Tools, API Platform, Workflow Automation, AI Agents |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2021 | 2022 |
| Headquarters | San Francisco, United States | Tel Aviv, Israel |
| Status | Active | Active |
Size, funding and growth
| Measure | Marimo | Steel.dev |
|---|---|---|
| Employees | 11 | Not published |
| Total funding | $4.5B | $17.0M |
| Latest round | Seed | Series A |
| LinkedIn followers | 7,113 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Marimo | Steel.dev |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 40/100 | 58/100 |
| Traction | 51/100 | 36/100 |
| Team | 70/100 | 60/100 |
| Community | 12/100 | 16/100 |
| Search visibility | 30/100 | 38/100 |
| Quality | 30/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (46/100) | D (54/100) |
| Domain ratingLink authority, 0-100 | 71/100 | 50/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Marimo | Steel.dev |
|---|---|---|
| Hosting | Vercel | Not detected |
| CDN | Vercel | Not detected |
| CMS | Not detected | Framer |
| Frameworks | Next.js, Tailwind CSS | Not detected |
| Analytics | Not detected | Google Tag Manager |
| Open source | Yes | Yes |
| Self-hostable | Yes | Yes |
What users say
| Measure | Marimo | Steel.dev |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 3.0/5 from 1 vote |
Marimo vs Steel.dev: common questions
Which is better, Marimo or Steel.dev?
On our 0-100 score Steel.dev rates higher (58/100 against 40/100). 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 Marimo and Steel.dev compare on the numbers?
Marimo leads on domain rating (71/100 against 50/100), funding raised ($4.5B against $17.0M). Steel.dev leads on our overall score (58/100 against 40/100), agent readiness (54/100 against 46/100).
Read the full Marimo review and pricing or the Steel.dev review and pricing. You can also browse other Marimo alternatives we track.