Fastify vs Steel.dev
Fastify vs Steel.dev, compared side by side on 11 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: Fastify is on 12/100 and Steel.dev on 58/100.
Where each one leads
Fastify
- domain rating: 76/100 against 50/100
Steel.dev
- our overall score: 58/100 against 12/100
- agent readiness: 54/100 against 36/100
At a glance
| Measure | Fastify | Steel.dev |
|---|---|---|
| What it is | An open-source, highly efficient web framework for Node.js focused on speed and low overhead. | Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence. |
| Category | Developer Tools, Open Source, API Platform, Serverless | Developer Tools, API Platform, Workflow Automation, AI Agents |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | Not published | 2022 |
| Headquarters | Not published | Tel Aviv, Israel |
| Status | Active | Active |
Size, funding and growth
| Measure | Fastify | Steel.dev |
|---|---|---|
| Total funding | Not published | $17.0M |
| Latest round | Not published | Series A |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Fastify | Steel.dev |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 12/100 | 58/100 |
| Traction | Not published | 36/100 |
| Team | 30/100 | 60/100 |
| Community | Not published | 16/100 |
| Search visibility | Not published | 38/100 |
| Quality | Not published | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (36/100) | D (54/100) |
| Domain ratingLink authority, 0-100 | 76/100 | 50/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Fastify | Steel.dev |
|---|---|---|
| CDN | Fastly | Not detected |
| CMS | Not detected | Framer |
| Frameworks | Tailwind CSS | Not detected |
| Analytics | Not detected | Google Tag Manager |
| Open source | No | Yes |
| Self-hostable | No | Yes |
What users say
| Measure | Fastify | Steel.dev |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 3.0/5 from 1 vote |
Fastify vs Steel.dev: common questions
Which is better, Fastify or Steel.dev?
On our 0-100 score Steel.dev rates higher (58/100 against 12/100). 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 11 data points above: read the rows that match what you are buying for.
How do Fastify and Steel.dev compare on the numbers?
Fastify leads on domain rating (76/100 against 50/100). Steel.dev leads on our overall score (58/100 against 12/100), agent readiness (54/100 against 36/100).
Read the full Fastify review and pricing or the Steel.dev review and pricing. You can also browse other Fastify alternatives we track.