> ## Documentation Index
> Fetch the complete documentation index at: https://docs.weflayr.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Node.js SDK Changelog

## 0.27.0 (2026-08-26)

### Bug Fixes

* Handle media in prompts (images, audio, ...) in the benchmark and caching pipelines

### Changes

* Use Node 24 everywhere in the codebase
* add security checks required for ISO27001

## 0.26.1 (2026-08-13)

### Bug Fixes

* Fix packaging of js SDK

## 0.26.0 (2026-08-13)

### Bug Fixes

* Add structured-output E2Es and fix Bedrock tool telemetry

### Changes

* Add support for bedrock mantle

## 0.25.0 (2026-08-07)

### Changes

* Adding POST cost route + SDK and MCP tool
* Adding get\_performance route
* Improving get\_margin api call to make it more coherent
* Handling GPT5.6 caching
* Convert SDK from JS to TS