v1.60.0

1.60.0 (2026-08-06)

Full Changelog: v1.59.0...v1.60.0

Features

• api: add mid-conversation-tool-changes-2026-07-01 beta (f52232a)

Bug Fixes

• client: declare base64 gemspec dependency so require works under Bundler on Ruby 3.4+ (468dd7d)
• deps: constrain gemspec runtime dependencies to their current major (#141) (b0e644c)
• internal: preserve coerce state strictness in discriminated union fast path (b30146f)

Chores

• api: remove retired Claude Opus 4.1 models (b7b2043)
• deps: bump 6 CVE-flagged dev/test gems to CVE-clean versions (#146) (ae3a617)
• docs: small updates to descriptions (b8dc207)
• docs: updates to a few documentation strings (b83066a)