Python Releases
Python language news, releases and ecosystem updates. New features, breaking changes, security advisories and deprecations - each summarised in plain English and updated continuously.
Tracking 132 Python releases · Updated
- Google ADK (Python) Releases sdkaiengineermediaenergypython-agentic ·
Google ADK Python v2.6.0 adds features, fixes
Google's ADK Python library has been updated to version 2.6.0, introducing numerous new features and improvements. Key additions include enhanced support for authentication, new evaluation samples for agents, expanded tooling for Eventarc and BigQuery, and improved telemetry and CLI capabilities. These changes aim to provide developers with more robust tools for building and deploying AI agents, with a particular focus on enhanced flexibility and integration within the Google ecosystem.
feature patch - FastAPI Releases sdkmediapython-web ·
FastAPI 0.140.13: Fixes SSE/JSONL status code, improves docs
FastAPI version 0.140.13 addresses a bug where the `status_code` parameter was not respected for Server-Sent Events (SSE) and JSONL streaming endpoints. This patch also includes documentation improvements, specifically correcting the rendering of terminators in `format_sse_event` docstrings and adding an API reference page for `fastapi.sse`. The release focuses on bug fixes and documentation enhancements for developers using SSE or JSONL streaming.
patch - OpenAI Agents SDK (Python) Releases sdkaimediapython-agentic ·
OpenAI Agents Python: Programmatic Tool Calling and SDK Enhancements
This release introduces programmatic tool calling, allowing OpenAI models to generate JavaScript for tool coordination. The update also standardizes SDK configuration, enhances error logging for security, and improves compatibility with various LLM providers. These changes benefit developers integrating OpenAI agents into applications, providing more control and robustness.
feature patch - Google ADK (Python) Releases sdkaigcpdeprecationengineermediapython-agentic ·
google/adk-python v2.5.0: New features and numerous bug fixes
The google/adk-python library has released version 2.5.0, introducing significant new features such as enhanced Cloud Run integration, advanced agent capabilities, and improved workflow node validation. This release also addresses numerous bugs, including security improvements like mTLS support for API registries and GCP utilities. The update is relevant for developers using the ADK for building AI-powered applications, offering greater flexibility and robustness. Notably, it enables broader compatibility with a2a-sdk 1.x and enhances handling of various LLM interactions.
feature patch - Pydantic AI Releases sdkaiengineermediapython-agentic ·
pydantic-ai v2.13.0: New Instrumentation, Usage Metrics, and Bug Fixes
Pydantic-ai version 2.13.0 introduces new features for instrumentation and usage tracking, including the ability to omit model request parameters from spans and a new `cache_hit_ratio` property. It also enhances error handling for content filters and fixes several bugs related to streaming and temporal workflows. These updates are primarily relevant to developers integrating AI models via pydantic-ai, offering improved debugging and monitoring capabilities.
feature patch - Pydantic AI Releases sdkaideprecationmediapython-agentic ·
pydantic-ai v2.5.1: Bug Fixes and Model Compatibility
This patch release for pydantic-ai, version 2.5.1, addresses several bugs and enhances compatibility with various large language model providers. Key fixes include improved handling of tool results, mapping of settings for Groq models, and proper rejection of invalid concurrency settings. The release also ensures better handling of empty model responses and preserves file download settings. These changes benefit developers integrating AI models into their Python applications by stabilizing the library's behavior across different platforms.
patch - CrewAI Releases sdkaiengineermediapython-agentic ·
crewAI 1.15.2: LLM Model Fetching, Flow Authoring, and Bug Fixes
This release of crewAI introduces dynamic LLM model fetching in the crew wizard and support for inline skill definitions, enhancing agent flexibility. It also includes bug fixes addressing input resolution, security vulnerabilities, and documentation updates for flow agent options. These changes primarily benefit developers and architects building AI-powered agent applications.
feature patch - Google ADK (Python) Releases sdkaiazuredeprecationmediapython-agentic ·
google/adk-python v2.4.0 release highlights
The google/adk-python library has released version 2.4.0, introducing significant new features and bug fixes. Key enhancements include mTLS support for Google API tools, added support for OpenAI Responses API, and new capabilities for managing AI model interactions and workflows. These updates are relevant for developers utilizing the ADK library for integrating with Google Cloud services and AI models.
feature patch - Google ADK (Python) Releases sdkengineermediapython-agentic ·
adk-python v1.35.1 improves streaming and metadata handling
This patch release for google/adk-python addresses two specific issues. It ensures grounding metadata is sent correctly for live 3.1 interactions and guarantees the final partial=False frame is always yielded in streaming scenarios. These fixes are relevant for developers using the adk-python library, particularly those working with streaming APIs or live interactions.
patch - Google ADK (Python) Releases sdkaipreviewdeprecationengineermediapython-agentic ·
adk-python v2.3.0: New features and bug fixes
The google/adk-python library has been updated to version 2.3.0, introducing several new features such as enhanced caching, GCS integration, mTLS support, and expanded LLM capabilities with Gemma4 and Live API translation. This release also addresses numerous bugs across various modules including core functionality, evaluation, and agent interactions, improving stability and performance for developers using the ADK. The update aims to provide a more robust and feature-rich environment for building AI-powered applications with Python.
feature patch - Google ADK (Python) Releases sdkaiengineermediapython-agentic ·
adk-python v1.36.1 releases bug fixes
The latest patch release for google/adk-python, version 1.36.1, addresses two critical bugs. It ensures clean connection exits during bidirectional streaming when GoAway signals are received and resolves issues with Vertex AI Live API session replay during reconnections or modality switches. These fixes are important for maintaining stable and reliable interactions with Google Cloud services for developers using the adk-python library.
patch - OpenAI Agents SDK (Python) Releases sdkaimediapython-agentic ·
OpenAI Agents Python v0.17.7: Bug fixes and minor feature enhancements
The OpenAI Agents Python library has released version 0.17.7, focusing primarily on bug fixes to improve stability and address various issues. Notably, changes include enhancements to buffering for chat completions and sandbox operations, alongside fixes for message cleanup and tool dispatch logic. These updates are relevant for developers using the Python SDK to interact with OpenAI's agent capabilities, ensuring a more robust and reliable experience.
patch - Pydantic AI Releases sdkaideprecationmediapython-agentic ·
Pydantic AI V2.0.0 Released
Pydantic AI has released version 2.0.0, marking a stable release after seven betas. This version introduces a harness-first design with capabilities as a core primitive for agent development. It's recommended for developers building AI agents, and users should consult the upgrade guide for migration from V1.
feature patch - Pydantic AI Releases sdkaisecuritysecurity-advisoryengineermediapython-agentic ·
pydantic-ai v2.6.0 adds file support, Bedrock profiles, and security fixes
Pydantic-ai version 2.6.0 introduces new features including file support for CodeExecutionTool and additional Bedrock model profiles, enhancing usability for AI development. It also addresses several bug fixes to improve stability and integrates dependency updates to mitigate known security vulnerabilities. These changes are relevant for developers building AI applications with pydantic-ai, particularly those integrating with Anthropic, OpenAI, or AWS Bedrock services.
feature patch - Pydantic AI Releases sdkaimediapython-agentic ·
pydantic-ai v2.3.0 adds Zhipu AI provider and numerous bug fixes
Version 2.3.0 of pydantic-ai introduces a new native provider for Z.AI (Zhipu AI) with thinking support. The release also includes a significant number of bug fixes addressing issues with tool results, file content handling, message routing, and state reconstruction. These updates are relevant to developers using pydantic-ai for AI integrations, particularly those leveraging various providers and tools.
feature patch - Pydantic AI Releases sdkaimediapython-agentic ·
pydantic-ai v2.5.0: Security Fix, New Features, and Bug Fixes
Version 2.5.0 of pydantic-ai addresses a moderate security vulnerability (GHSA-jpr8-2v3g-wgf9) related to message sanitization in the AG-UI serving path. This release also introduces new features like `sanitize_messages` for inbound history hardening and round-trip multimodal tool returns through AG-UI and Vercel AI adapters. The update includes numerous bug fixes across various components, impacting users of both v2 and v1 lines of the library.
security feature patch - Pydantic AI Releases sdkaiengineermediapython-agentic ·
pydantic-ai v2.2.0: New AI model support and numerous bug fixes
Pydantic-ai version 2.2.0 introduces support for Anthropic's Claude Sonnet 5 and adds usage cost fields for OpenRouter. Several bug fixes are included, addressing issues with GroqModel metadata, Pyodide callbacks, usage accumulation, and Heroku routing. These updates benefit developers integrating various AI models and enhance the stability and functionality of the pydantic-ai library.
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About Python release tracking on ReleaseBytes
Python point releases, security fixes and end-of-life dates matter to almost every stack — including indirectly, through what Databricks runtimes and cloud services pin. ReleaseBytes tracks CPython releases and ecosystem news, and its EOL tracker shows exactly when each Python version stops receiving security fixes.
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