Tool Use

OpenClaw v2026.5.10-beta.4 introduces significant enhancements across CI/CD, runtime detection, provider integrations, and agent capabilities. Key improvements include Fly Machines container environment detection, expanded Fal provider image editing support, stricter build tooling (oxlint, Vitest, TypeScript), and enhanced Slack integration with link/media unfurling controls. The release also upgrades to pnpm 11, adds per-agent message tool overrides, improves Discord voice diagnostics, and deprecates legacy Plugin SDK subpaths while exposing active model metadata.

OpenClaw v2026.5.10-beta.5 introduces significant improvements across CI/CD, runtime detection, provider integrations, and agent capabilities. Key updates include Fly Machines container detection, enhanced Fal provider image editing, stricter build tooling (oxlint, Vitest, TypeScript), pnpm 11 upgrade, and expanded agent-to-agent communication limits. The release also adds Slack thread management improvements, Discord voice diagnostics, plugin SDK deprecations, and QA automation enhancements for Telegram and Mantis.

OpenAI Agents Python v0.17.1 is a maintenance release focused on bug fixes and stability improvements across sandboxes, tracing, sessions, realtime agents, and core modules. Key fixes address sandbox archive extraction, session data corruption handling, realtime tool approvals, chat completion validation, and various edge cases in handoff logic and schema handling. The release includes 50+ targeted fixes to improve reliability and data integrity across the framework.

OpenClaw v2026.5.10-beta.3 introduces stricter build and TypeScript checks, upgrades to pnpm 11, and adds significant enhancements across Slack, Discord voice, models, and the Plugin SDK. Key improvements include provider-level local service startup, context mapping, Slack link/media preview controls, realtime voice diagnostics, and structured media extraction capabilities. Multiple bug fixes address session management, authentication latency, and cross-platform compatibility.

OpenClaw v2026.5.10-beta.2 introduces significant enhancements across QA automation, voice capabilities, and provider compatibility. Key additions include Telegram live PR evidence automation with Crabbox integration, realtime voice diagnostics for Discord, and improved CLI onboarding. The release includes 30+ dependency updates and numerous bug fixes addressing session management, model compatibility, and gateway stability.

OpenClaw v2026.5.10-beta.1 introduces significant enhancements to QA automation, real-time voice diagnostics, and gateway security. Key additions include Telegram live PR evidence automation with Crabbox integration, Discord voice diagnostics, and private skill archive uploads. The release also includes numerous bug fixes across CLI, agent routing, model compatibility, and chat delivery systems, plus dependency updates for improved performance and security.

Google ADK Python v1.33.0 introduces BufferableSessionService, configurable environment tool truncation limits, and enhanced LlmResponse with function call/response accessors. The release includes 11 bug fixes addressing session state management, video event filtering, authentication error handling, and async event loop blocking. Code refactoring improves workflow metrics computation and removes deprecated input/output type attributes from ADK metrics.

Claude Code v2.1.136 is a maintenance release focused on stability and bug fixes across multiple platforms. Key improvements include fixes for MCP server persistence, OAuth token handling, extended thinking compatibility, and numerous UI/UX refinements in the VS Code extension and JetBrains plugin. The release addresses critical issues with file picker matching, dialog rendering, terminal output formatting, and plugin management while enhancing visual consistency and keyboard navigation.

LangChain version 1.2.18 was released with several key changes including a revert of the ls_agent_type tag feature on create_agent calls, deprecation of hub functionality with load/dump limitations, refactoring of deprecation targets toward create_agent, uncommenting of optional dependencies, and a concurrent Fireworks integration update to 1.2.1.

OpenAI Agents Python SDK v0.17.0 introduces gpt-realtime-2 as the default model for RealtimeAgents and implements a critical security fix for sandbox local source materialization. The update constrains local artifact sources to remain within the SDK process base directory unless explicitly granted via SandboxPathGrant, closing a local artifact boundary vulnerability. Applications relying on copying trusted files from outside the base directory must now explicitly grant those paths at the manifest level.

LangChain Core version 0.3.86 has been released with a critical security fix. This patch backports a path-traversal vulnerability fix (CVE-2026-34070, GHSA-qh6h-p6c9-ff54) to the v0.3 branch. Users should upgrade immediately to address the security issue.

OpenClaw v2026.5.7 is a maintenance release focused on stability, security, and reliability improvements across plugin publishing, CLI tools, authentication, and multi-channel integrations. Key fixes address cron job persistence, Discord/Telegram/WhatsApp message routing, OAuth recovery, permission enforcement, and context caching issues. The release includes enhancements to CLI output formatting, voice capture quality, and error handling to prevent partial publishes and stale session states.

LangChain Classic version 1.0.7 has been released with deprecation changes. The primary update involves deprecating the hub functionality and limiting loads/dumps operations. This release represents a maintenance update focused on cleaning up legacy features and improving API stability.

LangChain version 0.3.30 has been released with updates since v0.3.29. The release includes a backport of loads/dumps hardening to v0.3 and deprecation of the hub feature. These changes improve serialization robustness and signal the deprecation of hub functionality in the v0.3 branch.

OpenAI Agents Python v0.16.1 is a maintenance release focusing on stability and reliability improvements. Key fixes address chat completion streaming indexes, MCP policy validation, session history recovery, corrupt state handling, and function tool input validation. The release includes documentation updates covering tool execution concurrency and changelog entries.

This cookbook demonstrates building a multiagent coordinator system using Claude Managed Agents to automate sales-proposal generation. A coordinator agent orchestrates three specialist subagents—a web-search researcher, a case-study librarian, and a rules-based pricing modeler—each with scoped toolsets and specific responsibilities. The pattern shows how to structure heterogeneous teams, use per-role tool scoping, and leverage thread_created/thread_message_received events for agent coordination to assemble tailored sales proposals.

OpenAI Agents Python SDK v0.16.0 introduces significant updates including a default model change from gpt-4.1 to gpt-5.4-mini, new configuration options for disabling max_turns limits, SDK-side tool execution concurrency control, and server-prefixed MCP tool naming to prevent conflicts. The release also includes stability fixes for tool call output indexes and security improvements for symlink handling. These changes enhance performance and provide greater flexibility for agent configuration while maintaining backward compatibility through explicit model specification.

Claude Code v2.1.132 is a maintenance release focused on stability, terminal handling, and user experience improvements. Key fixes address graceful shutdown behavior, emoji/character rendering issues, clipboard operations, IDE terminal compatibility, and MCP server reliability. The release also adds environment variables for session tracking and alternate-screen rendering control, plus improvements to slash command UI and error messaging.

LangChain v1.3.0a2 is an alpha release featuring improvements to stream events protocol (v3), ordered schema resolution, and agent middleware enhancements. The release includes performance optimizations, bug fixes across multiple integrations (OpenAI, Anthropic, Fireworks), and new features like HITL middleware respond decision and dynamic tool registration. Key updates involve dependency bumps, security patches, and refinements to the agent creation and model initialization systems.

crewAI v1.14.5a3 is a maintenance release focusing on bug fixes and architectural improvements. Key changes include correcting the status endpoint path structure, upgrading gitpython for security compliance, and extracting the CLI into a standalone package. This refactoring improves modularity while maintaining backward compatibility.