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

# 2026 01 05

<Update label="January 5, 2026" description="Cell metadata, gzip compression, and improved AI chat">
  ## Cell metadata support

  Cells now support rich metadata with a structured spec format, letting you attach and query detailed cell specifications alongside measurement data.

  [Find out more →](/core-concepts/cells)

  ## Gzip compression for faster uploads

  JSON file uploads to storage now use gzip compression, significantly reducing upload times for large parameter files and simulation results.

  ## Enhanced AI project chat

  The AI chat assistant has been updated with improved simulation awareness, providing more relevant answers to questions about your project data and pipeline results.

  <AccordionGroup>
    <Accordion title="Studio">
      **Improvements**

      * Automatic JSON schema generation for frontend form validation.
      * Removed old parameterization UI in favor of the new pipeline-based workflow.

      **Fixes**

      * Fixed missing .gz extension for child job parameter and metadata files.
      * Fixed pipeline list page sending unnecessary API requests.
      * Improved stale job and pipeline detection reliability.
    </Accordion>

    <Accordion title="Pipeline">
      **Improvements**

      * Metric weight renamed to action weight for clearer optimization configuration.
      * Added variable support to the design optimization schema.
    </Accordion>

    <Accordion title="Protocol Simulator">
      **Fixes**

      * Fixed current termination sign handling for charge and discharge steps.
    </Accordion>
  </AccordionGroup>
</Update>