Postman vs Swagger
Postman vs Swagger, compared side by side on 15 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: Postman is on 56/100 and Swagger on 26/100.
Where each one leads
Postman
- our overall score: 56/100 against 26/100
- agent readiness: 68/100 against 49/100
Swagger
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Postman | Swagger |
|---|---|---|
| What it is | The leading API platform for designing, testing, managing, and distributing APIs. | A suite of open-source and professional tools for API design, development, documentation, and testing. |
| Category | API Development, API Platform, Developer Tools, MLOps | API Development, API Platform, Developer Tools, Open Source |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2012 | 2011 |
| Headquarters | San Francisco, United States | Somerville, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Postman | Swagger |
|---|---|---|
| Employees | 3,440 | Not published |
| Headcount growthLast 12 months | +6.2% | Not published |
| Valuation | $5.6B | Not published |
| LinkedIn followers | 556,881 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Postman | Swagger |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 56/100 | 26/100 |
| Traction | 20/100 | Not published |
| Team | Not published | 70/100 |
| Search visibility | 50/100 | 12/100 |
| Quality | 81/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | C (68/100) | D (49/100) |
| Domain ratingLink authority, 0-100 | 90/100 | 90/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Postman | Swagger |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| Frameworks | Next.js, Tailwind CSS | Astro, Tailwind CSS |
| Analytics | Not detected | Google Tag Manager |
| Open source | Yes | Yes |
| Self-hostable | No | Yes |
Postman vs Swagger: common questions
Which is better, Postman or Swagger?
On our 0-100 score Postman rates higher (56/100 against 26/100). 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 15 data points above: read the rows that match what you are buying for.
How do Postman and Swagger compare on the numbers?
Postman leads on our overall score (56/100 against 26/100), agent readiness (68/100 against 49/100).
Read the full Postman review and pricing or the Swagger review and pricing. You can also browse other Postman alternatives we track.