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

# v1.4 (Jan 29, 2026)

> Released Jan 29, 2026.

<Badge color="green" size="md" shape="pill">Major</Badge>

<Info>
  Code Library added with hundreds of thousands of utilities, workflow origins and upgraded OCR capacity as well as more integrations.
</Info>

### Platform

* **Code Library:** Added new reusable code utilities for list operations and data format conversions.
* **Workflow Origins:** Added origin tracking to the Workflow Details page (Manual, Prompt-generated, Shared, or Enterprise Generation).
* **Adobe PDF Services Integration:** Added an integration via Adobe PDF Services API to extract text, tables, and document structure from PDFs into JSON format.
* **Gmail Integration:** Added multiple file attachment support to the Send Email action.
* **Archive Workflows:** Added functionality to archive and unarchive inactive workflows from the Listing and Details pages.
* **Tasks Reviews:** Redesigned the Task Details page to include specific fields for objectives, acceptance criteria, and required fix steps.
* **Jobs:** Updated the Jobs Details page with an execution timeline, clear input/output visibility, and a new job creation side dialog.

### Builder

* **Text Extraction:** Upgraded OCR service to support 10x processing capacity.
* **Custom Agent Task:** Added compatibility and support issues with Gemini models.
* **Code Task:** Added a new Code Task node to execute helper utilities from the Code Library directly within workflows.