MCP Servers

OpenAI Agents Python v0.20.0 is a minor release introducing GPT-5.6-Luna as the default model, adding support for MCP Python SDK v1 and v2, and enhancing RunState with durable pending input staging. The release includes significant improvements to sandbox mount validation, realtime transcription settings, and numerous bug fixes across tool guardrails, serialization, and session management. Applications with custom MCP HTTP transports must migrate to httpx2 or pin mcp<2 to avoid breaking changes.

OpenClaw v2026.6.33 is a major security and reliability release featuring safer network boundaries with response size caps and credential protection, more reliable long-running agents with improved stall detection, stronger channel delivery for Discord and Telegram, safer credential recovery mechanisms, and support for extended-stable package updates. The release includes 169 merged PRs addressing authorization, tool authority, external tooling scoping, and numerous stability fixes across gateway, provider, browser, and webhook systems.

OpenClaw v2026.6.34 is an extended-stable maintenance release focused on security hardening and reliability improvements without new features. Key enhancements include safer browser and network boundaries with sandboxed routes, more resilient agent and provider runs with improved session handling, stronger channel recovery mechanisms, safer operator diagnostics with credential protection, and more robust local runtime state management. The release includes 25 merged PRs addressing execution safety, delivery stability, and gateway reliability, with upcoming deprecations for Plugin SDK migration scheduled after July 24.

Claude Code v2.1.225 introduces gateway spend-limit support with detailed cap information, adds workspace trust prompts for untrusted directories, and fixes critical issues including OAuth token handling, MCP server authentication failures on macOS, safety-filter refusal counting, cross-session message persistence, and conversation history corruption. The release also improves Remote Control functionality with direct photo handling and enhanced session messaging capabilities.

langchain-openai version 1.4.2 is a patch release that addresses several critical issues with OpenAI integration. Key fixes include proper handling of context window exceeded errors, filtering of langchain-generated content block IDs, preservation of response text options, and redaction of MCP authorization headers. The release also includes dependency updates and refreshed model profile data.

Claude Code v2.1.224 introduces self-hosted environments for running Claude sessions on custom machines, adds archive-based plugin installation with SHA-256 pinning, and implements cross-session messaging capabilities. The release includes enhanced sandbox credential-masking options, improved Remote Control connection handling, and numerous bug fixes addressing session management, file path resolution, and clipboard operations. Key security and stability improvements focus on credential protection, sandbox violation visibility, and preventing silent data loss in paste operations.

OpenAI Agents Python v0.19.4 is a maintenance release focused on stability and correctness across tool execution, guardrails, session management, and real-time features. The release includes 16 bug fixes addressing tool result preservation, error handling, concurrent operation cancellation, and streaming content filtering. Additional improvements cover sandbox token budgets, MongoDB session state enforcement, and deterministic test reliability.

crewAI v1.15.11 introduces enhanced telemetry tracking for interception-hook dispatches and project_id linking for enterprise accounts, adds IBM Db2 search tool support, and surfaces AMP (Agent Management Platform) in documentation. The release includes critical security updates for aiohttp and cryptography dependencies, fixes CodeQL alerts, and improves CI/CD pipeline efficiency by skipping code checks for documentation-only PRs.

Claude Code v2.1.222 is a maintenance release focused on security hardening, bug fixes, and stability improvements. Key fixes address worktree isolation for destructive git commands, tool restriction bypasses in background tasks, proxy connectivity issues, and usage attribution accuracy. The release also improves auto mode safety, refines model selection precedence, and removes the ultraplan feature.

OpenAI Agents Python v0.19.3 is a maintenance release focused on bug fixes and stability improvements across core agent functionality, session management, real-time features, and extensions. The release addresses 34 bug fixes including tool name collision resolution, guardrail reporting, streaming behavior, and session persistence. Key areas improved include MCP auto-pagination, sandbox hardening, real-time audio handling, and AnyLLM provider stream management.

Claude Code v2.1.221 introduces a Focus view for cleaner chat interfaces, enhanced sandbox credential masking on Linux/WSL, improved permission checks and MCP server handling, and numerous bug fixes across VSCode, CLI, and desktop platforms. Key improvements include better cache efficiency for auto-mode decisions, refined plugin management, and enhanced session handling for background jobs. The release addresses security concerns, authentication issues, and user experience refinements across multiple platforms.

OpenClaw v2026.7.2-beta.7 introduces major stability and feature enhancements including state safety with quarantine stores and crash-recoverable snapshots, durable channel delivery across multiple platforms, session rewind/branching capabilities, interactive MCP Apps with dashboards, structured questions and approvals, meeting integration with Teams/Zoom/Google Meet, Wear OS companion app, and guided local inference setup. The release also adds Claude Opus 5 support, native app improvements across macOS/Linux, enhanced memory recall, scheduling with dynamic cadence, Fish Audio speech synthesis, and numerous security hardening fixes.

OpenClaw v2026.7.2-beta.6 introduces major enhancements for state safety, durable message delivery, session management, and multi-platform support. Key features include crash-recoverable data protection with quarantine stores, conversation branching and rewinding, interactive MCP Apps with dashboards, structured questions/approvals across platforms, meeting integration with Teams/Zoom/Google Meet, Wear OS companion app, and guided local inference setup. The release also adds Claude Opus 5 support, native apps for macOS/Linux, enhanced memory management, and improved scheduling with dynamic cadence.

OpenAI Agents Python v0.19.2 is a maintenance release focused on bug fixes and stability improvements across multiple subsystems. Key improvements include exposing original callables through wrappers, fixing guardrail result reporting, enhancing MCP credential redaction for security, improving memory session item counting, and resolving voice/audio dispatcher issues. The release also addresses sandbox environment preservation, modal path validation, realtime event payload handling, and tracing deadline management.

langchain-core version 1.5.3 has been released with a critical bug fix that enables fallback to the LANGSMITH_API_KEY environment variable for gateway authentication. This patch release addresses an issue where the gateway authentication mechanism was not properly falling back to the LANGSMITH_API_KEY when the primary authentication method was unavailable. The fix ensures more robust authentication handling for users integrating with LangSmith gateway services.

langchain-anthropic version 1.5.3 was released with three key fixes. The update preserves empty thinking fields during signature_delta streaming, strips unsupported fields from system message content blocks, and addresses compatibility issues. This patch release improves stability and correctness when working with Anthropic's API, particularly for streaming scenarios and system message handling.

OpenClaw v2026.7.2-beta.5 introduces major reliability and safety improvements including crash-recoverable state management with quarantine stores, durable channel delivery across multiple platforms, session rewind/branching capabilities, interactive MCP Apps with dashboards, and structured question/approval workflows. The release adds support for new models (Claude Opus 5, Kimi K3, GPT Live), native apps for macOS/Linux/Wear OS, meeting integrations (Teams, Zoom, Google Meet), and guided local inference setup. Extensive security fixes address authorization, SQLite data safety, channel delivery persistence, and session lifecycle management.

langchain-anthropic version 1.5.2 has been released with support for Claude Opus 5. This update builds on the previous 1.5.1 release and includes new model capabilities for the Anthropic integration within the LangChain framework. The release enables developers to leverage the latest Claude Opus 5 model through LangChain's unified interface.

Claude Code v2.1.219 introduces Claude Opus 5 as the new default model with 1M context window and improved pricing, adds network security controls via strict allowlist settings, and enhances subagent nesting capabilities up to depth 3. The release includes fixes for permission handling in self-hosted runners, improved MCP server error reporting, and UI improvements across model selection, workflow sizing, and accessibility features.

langchain-anthropic version 1.5.1 has been released with three key improvements. The update adds support for LangSmith gateway configuration through environment variables, enabling structured output for Claude Opus 4.8 model, and includes general release updates. This version enhances integration capabilities and model compatibility for Anthropic-based LangChain applications.