Data and AI releases

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Claude Agent SDK 0.2.177

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New Features on_failure option for HookMatcher: Control what happens when a hook callback fails. Set on_failure="block" to block the action when a callback raises, returns None, or returns a value the CLI rejects. Defaults to "continue" (treat failure as no decision).

AI agentsLLMsDeveloper tools

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Also shipped Nov 3, 2026Anthropic in November 2026 →

uv 0.13.7

Release Notes Released on 2026-11-03. Preview features Add --output-version to uv workspace metadata for requesting a specific schema version Report aliased OSV records as a single vulnerability in uv audit Bug fixes Treat workspace member paths added by uv init or uv add as literals instead of glob patterns Prevent uv's Windows trampolines from closing...

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ty 0.0.96

Release Notes Released on 2026-11-03. Bug fixes Fix a panic when checking protocols involving runtime type aliases Preserve Pydantic field metadata in quoted annotations Resolve class-local names in generic type aliases LSP server Keep argument name hints display-only before later positional arguments or *args Keep argument name hints display-only when they...

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Claude Agent SDK 0.2.175

The Claude Agent SDK has been updated to version 0.2.175, which includes an updated bundled Claude CLI and an increased PyPI project size limit.

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Claude Agent SDK 0.2.170

Claude Agent SDK 0.2.170 fixes an issue where parallel tool calls were missing from session messages and updates the bundled CLI.

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Claude Agent SDK 0.2.169

Documentation Clarified that include_hook_events does not suppress SessionStart and Setup hook events, which the CLI emits regardless of the setting Internal/Other Changes Updated bundled Claude CLI to version 2.1.305 CI: hash-pinned the release build tools (build, twine, wheel, hatchling) so a tampered or unexpected download stops the job PyPI...

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