Releasesby GlyphClaude Agent SDK 0.2.152
Internal/Other Changes Updated bundled Claude CLI to version 2.1.259 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.152/ pip install claude-agent-sdk==0.2.152
Also shipped Sep 2, 2026Anthropic in September 2026 →
Openflow Connector for Jira Cloud: Core flow (General availability)
The Atlassian Jira Cloud (Core) flow is now generally available. The flow ingests Jira Cloud issues, projects, users, and related data into dedicated Snowflake tables with explicit schemas. It supports optional deletion tracking and parallel ingestion across projects. The Atlassian Jira Cloud (Agile) flow remains in Public Preview .
Git Folder Serverless is in Beta
You can now use Git Folder Serverless to share serverless compute and a pyproject.toml -managed environment across notebooks and files in a Git folder. See Git Folder Serverless .
AlloyDB real-time BigQuery access adds limit pushdown and runtime projects
The preview feature pushes some LIMIT and OFFSET clauses down to BigQuery to cut network transfer, and optional runtime projects let queries run and bill compute separately from the owning project.
OpenJDK 11 will no longer be supported as of January 14, 2027
OpenJDK 11 will no longer be supported as of January 14, 2027 . Customer-hosted instances must upgrade to OpenJDK 21 .
Gemini Enterprise: Gemini 3.8 Flash available in Global, US, and EU regions
Gemini 3.8 Flash is generally available (GA) in the global , us , and eu regions. For more information, see: Manage features on the web app Data residency for Gemini Enterprise Standard and Plus Editions and Gemini Notebook Enterprise
Gemini 3.8 Flash is generally available
Gemini 3.8 Flash is now generally available (GA) and available for production use. For more information on 3.8 Flash, see the model page .
More from Claude Agent SDKEvery Claude Agent SDK release →
Claude Agent SDK 0.2.151
Internal/Other Changes Updated bundled Claude CLI to version 2.1.258 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.151/ pip install claude-agent-sdk==0.2.151
Claude Agent SDK 0.2.150
Internal/Other Changes Updated bundled Claude CLI to version 2.1.257 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.150/ pip install claude-agent-sdk==0.2.150
Claude Agent SDK 0.2.149
Internal/Other Changes Updated bundled Claude CLI to version 2.1.252 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.149/ pip install claude-agent-sdk==0.2.149
Claude Agent SDK 0.2.153
New Features snapshot option for system prompts : Added a snapshot field to SystemPromptPreset and a new SystemPromptCustom typed dict. When snapshot is True, the session keeps the system prompt recorded on its first request, improving prompt-caching behavior across resumed sessions.
Claude Agent SDK 0.2.155
Internal/Other Changes Updated bundled Claude CLI to version 2.1.275 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.155/ pip install claude-agent-sdk==0.2.155
Claude Agent SDK 0.2.154
Internal/Other Changes Updated bundled Claude CLI to version 2.1.274 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.154/ pip install claude-agent-sdk==0.2.154
Claude Agent SDK 0.2.156
Internal/Other Changes Updated bundled Claude CLI to version 2.1.276 PyPI: https://pypi.org/project/claude-agent-sdk/0.2.156/ pip install claude-agent-sdk==0.2.156
Claude Agent SDK 0.2.159
Internal/Other Changes Updated bundled Claude CLI to version 2.1.281 Pinned default model for e2e tests to claude-opus-5 to work around CI failures with the CLI's new default model ( #1287 ) PyPI: https://pypi.org/project/claude-agent-sdk/0.2.159/ pip install claude-agent-sdk==0.2.159