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#agent sdk
Stories connected through a shared idea, actor, technology or theme.
Anthropic updates Claude Code and its TypeScript Agent SDKClaude Code v2.1.246 adds an Auto mode tab to /permissions and fixes background-session startup, MCP interruption reporting, plugin handling, large-session safety checks and third-party gateway credential handling. TypeScript Agent SDK v0.3.246 adds user_message_uuid correlation, costBasis and managed modelPricing metadata, plus perTaskStopAffordance so interrupt() can stop the current turn without stopping background agents and workflows.→Claude Agent SDK adds explicit subagent depth and refusal lifecycle eventsClaude Agent SDK TypeScript 0.3.238 adds is_backgrounded and spawn_depth to subagent task events, plus a terminal refused state for cross-session messages rejected by policy. It also fixes hook reinitialisation and exposes more reliable branch and prompt-suggestion events.→