Swagger UI pricing: plans, free tier & real monthly cost
Render an OpenAPI spec as browsable, try-it-now documentation
Pricing verified Jul 2026.
Visit Swagger UI · Official pricing page
Free tier: Free and open source (Apache 2.0)
Swagger UI plans compared
| Plan | Monthly | Billed annually | Limits |
|---|---|---|---|
| Free | Free | — | Open-source API documentation UI — no cost |
Apache-2.0 licensed. SmartBear sells separate commercial SwaggerHub plans, but Swagger UI itself is free.
Stacks that use Swagger UI
- Write API docs developers love — Make your API easy to integrate. Clear docs that developers actually enjoy using.
Swagger UI pricing FAQ
Does Swagger UI have a free tier?
Yes. Free and open source (Apache 2.0)
How much does Swagger UI cost?
Swagger UI is free to use — Free and open source (Apache 2.0).
How up to date is this Swagger UI pricing?
We last verified it in Jul 2026 against Swagger UI's public pricing page. Tool pricing changes often — always confirm on the official pricing page before committing.