Affected by the Stainless acquisition? Migrate to Bloom here. Open migration path

OpenAPI Generator CLI

OpenAPI Generator CLI alternative for production SDK releases.

CLI generation is great for local control. Teams need more when the output becomes official SDK packages with support and release responsibility.

Details

CLI workflow gaps

No hosted migration report by default.

No customer-facing compatibility summary.

No docs preview, search, sitemap, or llms.txt unless you build it.

No integrated package publishing readiness.

Details

What to keep

OpenAPI ownership.

Local reproducibility.

CI-friendly generation.

Ability to inspect generated diffs before release.

Example output

A practical starting point for SDK and docs evaluation.

StartOpenAPI

Begin with the spec your API team already owns.

SDKsTS + Python

Generate the first client libraries from the same workflow.

DocsPreview

Create docs output before changing production pages.

LaunchChecks

Review examples, packages, and docs readiness before publishing.

Example Bloom output for this page
ExampleWhy it mattersCurrent result
OpenAPI inputKeeps docs and SDKs tied to the same source of truth.One upload can drive SDKs, docs preview, examples, and checks.
Generated SDKsShows what methods, resources, and packages were produced.TypeScript and Python are the first launch languages.
Launch reportKeeps release, docs, and package readiness visible.Teams can review outputs before publishing.