v2.257.0

2.257.0 (2026-07-28)

Features

• experiments: colour lift by metric direction (#8099) (0668c09)

Bug Fixes

• api: OAuth dynamic client registration fails for Claude Desktop (#8114) (aecbbb6)

Performance Improvements

• SDK: Decouple SDK identity request cost from version history (#8096) (bea1512)

Refactoring

• code-help: escape snippets centrally instead of in source strings (#8062) (4d5fff8)