1.45.1 (2026-07-10)
Bug Fixes
- forward explicit sonnet/haiku model requests via ANTHROPIC_DEFAULT_*_MODEL overrides (0b6215a)
- forward sonnet/haiku model requests via ANTHROPIC_DEFAULT_*_MODEL overrides (49d2798)
- passthrough: abort nested SDK session once single-step capture completes (#575) (b6e9cfe), closes #570
- passthrough: correct single-step semantics for client-driven tool loops (#571) (35b6b92)
- passthrough: exempt SDK-internal StructuredOutput tool from deny hook (#577) (8edba2e), closes #576
- propagate client request cancellation (#574) (06c4dca)
- remove MultiEdit from BLOCKED_BUILTIN_TOOLS (8d14403)
- remove MultiEdit from BLOCKED_BUILTIN_TOOLS (f3ea852)
- support native structured output (#573) (8773ac2)