Docs
  • Guides
  • APIs (opens in a new tab)
  • Products
    Elasticsearch Observability Security Elastic Cloud
  • Reference
  • Troubleshoot
  • Release notes
  1. Docs /
  2. Release notes /
  3. Elasticsearch /
  4. Elasticsearch PHP Client

Elasticsearch PHP Client breaking changes

Breaking changes can impact your Elastic applications, potentially disrupting normal operations. Before you upgrade, carefully review the Elasticsearch PHP Client breaking changes and take the necessary steps to mitigate any issues. To learn how to upgrade, check Upgrade.

9.0.0

  • Use of PHP 8.1+: Starting from 9.0.0 the elasticsearch-php client requires PHP 8.1+.
Previous
Known issues
Next
Deprecations
  • View as Markdown
  • Report a docs issue
  • Edit this page
  • Learn how to contribute
Get started free
  • 14-day free trial
  • All features included
  • No setup required
On this page
  • 9.0.0
Section
Release notes
Docs Guides APIs (opens in a new tab) Reference Troubleshoot Release notes
Version
Release notes
Elasticsearch
  • Overview
  • Known issues
  • Breaking changes
  • Deprecations
  • Elasticsearch Java Client
    • Known issues
    • 9.5.0
    • 9.4.0
    • 9.3.0
    • 9.2.0
    • 9.1.0
    • 9.0.4
    • 9.0.0
  • Elasticsearch JavaScript Client
    • Known issues
    • Breaking changes
    • Deprecations
  • Elasticsearch .NET Client
    • Known issues
    • Breaking changes
    • Deprecations
  • Elasticsearch PHP Client
    • Known issues
    • Breaking changes
    • Deprecations
  • Elasticsearch Python Client
    • Known issues
    • Breaking changes
    • Deprecations
  • Elasticsearch Ruby Client
    • Known issues
    • Breaking changes
    • Deprecations
  • Elasticsearch for Apache Hadoop
    • Known issues
    • Breaking changes
    • Deprecations
Elastic logo
  • Trademarks
  • Terms of Use
  • Privacy
  • Sitemap

© 2026 Elasticsearch B.V. All Rights Reserved.

This content is available in different formats for convenience only. All original licensing terms apply.

Elasticsearch is a trademark of Elasticsearch B.V., registered in the U.S. and in other countries. Apache, Apache Lucene, Apache Hadoop, Hadoop, HDFS and the yellow elephant logo are trademarks of the Apache Software Foundation in the United States and/or other countries.