Changelog

Keep track of changes and improvements to Stainless.

March 7, 2025
Docs
Sam El-Borai

“Integrations” section in docs

Stainless docs now have an “Integrations” section with guides on integrating with other platforms. Check out the first integration guide with bump.sh.

February 25, 2025
Studio
Brian Krausz

→ stainless.com

The SDK Studio is now served from app.stainless.com, with the homepage updated to stainless.com (formerly stainlessapi.com).

February 12, 2025
Studio
David Ackerman

Terraform SDK preview in the SDK Studio

The SDK Studio now shows Terraform schemas and snippets in the SDK preview pane.

February 10, 2025
SDKs
Eric Morphis

Semantic custom code conflict resolution

Stainless automatically resolves more repetitive, low-risk merge conflicts with a syntax-aware merge algorithm.

February 7, 2025
Studio
Sam El-Borai

Define OpenAPI spec request examples

When generating code snippets for documentation providers, Stainless will prioritize the first example in your OpenAPI spec’s request examples.

February 5, 2025
SDKs
David Ackerman

Terraform public beta

Generate a Terraform Provider for your API using Stainless to allow your customers to automatically provision resources in your API. Follow this guide to get started. To see an example in action, try the Cloudflare v5 Terraform Provider.

For any feedback or feature requests, ping dackerman@.

February 3, 2025
Studio
CJ Quines

Diagnostics redesign

You can now ignore specific diagnostics in the SDK Studio to better prioritize build-critical ones.

February 3, 2025
SDKs
Brian Krausz

Config diffs in the SDK Studio

See changes you’re making to the Stainless Config and the OpenAPI spec before you save them.

January 24, 2025
SDKs
Young-jin Park

Disabling retries in the Stainless Config

Setting max_retries to 0 is now supported across our SDKs. Use this setting if retries are not compatible with your API.

January 21, 2025
SDKs
Tomer Aberbach

x-stainless-deprecation-message

When deprecating a schema, SDKs will include a message. In your OpenAPI spec, add x-stainless-deprecation-message: <your message> alongside deprecated: true to use this feature.

January 20, 2025
SDKs
Tomer Aberbach

JSONL support

SDKs now support endpoints that return JSONL responses. Mark your endpoint’s content type as application/jsonl or application/x-jsonl to use this feature.

January 17, 2025
Studio
Ryan Paul

Redesigned preview pane in the SDK Studio

The SDK Studio now features a redesigned preview pane with an improved look and feel. Use the preview pane to review complete language-specific content including method signatures, parameters, types, and more.

January 10, 2025
Studio
CJ Quines

Cmd+S save

Use Cmd+S (Ctrl+S on Linux/Windows) to save your progress in the SDK Studio.

January 3, 2025
Studio
CJ Quines

Project dashboard

The project dashboard page displays the status of each SDK, release configuration, and build history.

November 15, 2024
SDKs
Tomer Aberbach

Java/Kotlin Debug logging

The Java and Kotlin SDKs support logging requests when setting a <OrgName>_LOG environment variable to info or debug depending on the desired verbosity.

This is also available in Python and TypeScript.

November 6, 2024
SDKs
Tomer Aberbach

Removing Guava dependency

The Java and Kotlin SDKs now use custom, SDK-specific code instead of Guava, reducing generated JAR size by 10% (3 MB).

October 28, 2024
SDKs
Tomer Aberbach

Java/Kotlin automatic resource closing

The Java and Kotlin SDKs automatically prevent accidental memory leaks. If a user forgets to close an HTTP response or client, then it will be automatically closed when it becomes phantom reachable.

September 25, 2024
SDKs
Tomer Aberbach

X-Stainless-Retry-Count header

SDKs now include an X-Stainless-Retry-Count header in every request to indicate the current retry attempt. This provides better visibility into why requests are being sent to your API.

September 9, 2024
SDKs
Young-jin Park

JSR support

Stainless now seamlessly integrates with JSR, a multi-platform package manager for TypeScript developed by the Deno team.