Cypress vs Fastify
Cypress vs Fastify, compared side by side on 13 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: Cypress is on 58/100 and Fastify on 12/100.
Where each one leads
Cypress
- our overall score: 58/100 against 12/100
- agent readiness: 49/100 against 36/100
Fastify
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Cypress | Fastify |
|---|---|---|
| What it is | A developer-friendly testing framework for the modern web. | An open-source, highly efficient web framework for Node.js focused on speed and low overhead. |
| Category | Developer Tools, Testing Framework, JavaScript Testing, End-to-End Testing | Developer Tools, Open Source, API Platform, Serverless |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Software |
| Founded | 2017 | Not published |
| Headquarters | Atlanta, United States | Not published |
| Status | Active | Active |
Size, funding and growth
| Measure | Cypress | Fastify |
|---|---|---|
| Employees | 29 | Not published |
| Total funding | $53.3M | Not published |
| Latest round | Series B | Not published |
| Valuation | $247M | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Cypress | Fastify |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 58/100 | 12/100 |
| Traction | 53/100 | Not published |
| Team | 70/100 | 30/100 |
| Search visibility | 13/100 | Not published |
| Quality | 68/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | D (49/100) | F (36/100) |
| Domain ratingLink authority, 0-100 | 82/100 | 76/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Cypress | Fastify |
|---|---|---|
| CDN | Cloudflare | Fastly |
| Frameworks | Astro, Tailwind CSS | Tailwind CSS |
| Analytics | Google Tag Manager | Not detected |
| Support stack | Zendesk, HubSpot | Not detected |
| Open source | Yes | No |
| Self-hostable | Yes | No |
Cypress vs Fastify: common questions
Which is better, Cypress or Fastify?
On our 0-100 score Cypress 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 13 data points above: read the rows that match what you are buying for.
How do Cypress and Fastify compare on the numbers?
Cypress leads on our overall score (58/100 against 12/100), agent readiness (49/100 against 36/100).
Read the full Cypress review and pricing or the Fastify review and pricing. You can also browse other Cypress alternatives we track.