v1.5.8
Fixed
- Sonnet fallback now retries
claude-sonnet-4-6automatically whenclaude-sonnet-4-6-thinkingreturns 404 from antigravity backend. - Windows E2E model/regression scripts now use
opencode.cmdwithshell: trueon win32 to avoid spawn ENOENT issues.
Changed
- Thinking model script runs are normalized to base model IDs plus explicit
--variantfor Sonnet/Opus checks.