Claude Agent SDK v0.3.302

Claude Agent SDK v0.3.302 fixes structured output error handling, changes permissionMode default, enables fork subagents by default, and updates to Claude Code v2.1.302 parity.

Anthropic | Published Friday 16 Oct 2026

SOURCE Anthropic, Claude Agent SDK v0.3.302

Added to The Deploy Log Friday 16 Oct 2026.

Week of October 12, 2026 | October 2026

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