●Change8

Migrating to Arize Phoenix arize-phoenix-client-v2.6.0

Version arize-phoenix-client-v2.6.0 introduces 1 breaking change. This guide details how to update your code.

Released: 4/29/2026

1
Breaking Changes
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Migration Steps
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Affected Symbols

⚠️ Check Your Code

If you use any of these symbols, you need to read this guide:

dataset upsert

Breaking Changes

●Issue #1

The implementation for dataset upsert has changed. Review usage related to dataset uploads.

Migration Steps

  1. 1
    Review and update any code utilizing dataset upsert functionality due to breaking changes introduced in [#11860].

Release Summary

This release introduces dataset upsert functionality and adds an API endpoint for session notes. It also includes a breaking change related to dataset upsert implementation.

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View the full release notes and all changes for Arize Phoenix arize-phoenix-client-v2.6.0.

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