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Head-to-head · API Design Tools

SwaggerHub vs Smithy

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score SwaggerHub #4 in API Design Tools 8.9/10 Pricing on request ✓ 0 of 6 features Visit SwaggerHub
Smithy #8 in API Design Tools 8.1/10 Open source ✓ 2 of 6 features Visit Smithy

SwaggerHub leads on 0 checks, Smithy on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSwaggerHub · 8.9/10
  • Most featuresSmithy · 2 of 6

SwaggerHub scores higher on our rubric for api design tools: 8.9 against 8.1 out of 10; our editors rank them #4 and #8.

SwaggerHub is the better fit for organizations managing shared API definitions. Smithy is the better fit for teams using model-first, protocol-agnostic API design.

  • SwaggerHub fits best

    Organizations managing shared API definitions

  • Smithy fits best

    Teams using model-first, protocol-agnostic API design

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature SwaggerHub 8.9/10 Visit ↗ Smithy 8.1/10 Visit ↗
At a glance
Editor score 8.9 8.1
Ranking #4 in API Design Tools #8 in API Design Tools
Best for Organizations managing shared API definitions Teams using model-first, protocol-agnostic API design
Pricing model Paid Free
Starting price Pricing on request Open source
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Cloud, Self-hosted Self-hosted
Platforms Web Windows, macOS, Linux
Support Tickets, Community, Docs Community, Docs
Integrations 17 integrations 3 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features SwaggerHub 0/6 · Smithy 2/6
OpenAPI support Not checked yet ✓ (best)
AsyncAPI support Not checked yet Not checked yet
Mock server Not checked yet Not checked yet
Contract validation Not checked yet Not checked yet
Git synchronization Not checked yet Not checked yet
Team collaboration Not checked yet ✓ (best)
Specs
Included team seats Not checked yet Not checked yet
Our review
Pros
  • Supports both OpenAPI and AsyncAPI definition editing
  • Combines versioning, documentation, mocking, and code generation
  • Connects with source control, IDEs, build tools, and API gateways
  • Defines services and APIs independently of wire protocol
  • Generates client, server, and reference documentation outputs
  • Converts models to OpenAPI and supports AWS integrations
Cons
  • Pricing is handled through contact sales
  • Its breadth may exceed the needs of teams seeking basic API editing
  • Governance and collaboration features may be more than solo users need
  • Local CLI rather than a hosted API design SaaS product
  • Requires model-driven workflows and build plugins
  • Paid plans and hosted collaboration details are not provided
Our verdict

SwaggerHub, now named Swagger Studio, is a collaborative API development platform for teams working with OpenAPI and AsyncAPI. It provides web, API, and self-hosted options for defining, hosting, versioning, publishing, and documenting…

Read the review →

Smithy is an open-source interface definition language and build tool for designing services and APIs. It is aimed at teams that want to define a service model once and use that model across validation, code generation, documentation, and…

Read the review →
  1. SwaggerHubAPI Design Tools 8.9Pricing on request
  2. SmithyAPI Design Tools 8.1Open source

Strengths and trade-offs

  • SwaggerHub — where it wins

    • Supports both OpenAPI and AsyncAPI definition editing
    • Combines versioning, documentation, mocking, and code generation
    • Connects with source control, IDEs, build tools, and API gateways

    Where it doesn't

    • Pricing is handled through contact sales
    • Its breadth may exceed the needs of teams seeking basic API editing
    • Governance and collaboration features may be more than solo users need

  • Smithy — where it wins

    • Defines services and APIs independently of wire protocol
    • Generates client, server, and reference documentation outputs
    • Converts models to OpenAPI and supports AWS integrations

    Where it doesn't

    • Local CLI rather than a hosted API design SaaS product
    • Requires model-driven workflows and build plugins
    • Paid plans and hosted collaboration details are not provided
  • SwaggerHub8.9/10 · Pricing on request

    A broad API collaboration workspace for teams governing shared OpenAPI and AsyncAPI definitions.

    Visit SwaggerHubFull verdict →
  • Smithy8.1/10 · Open source

    A model-first toolkit for defining, validating, transforming, and generating APIs.

    Visit SmithyFull verdict →

More comparisons

All API design tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update