MCP Servers

Google ADK Python v1.34.1 is a bug fix release addressing three critical issues: grounding metadata being silently discarded in Gemini 3.1 live, incorrect input/output transcription finished events for Gemini v3.1, and session drops occurring when MCP tools encounter errors. These fixes improve reliability and data integrity for Gemini integrations and tool-based workflows.

Claude Code v2.1.149 introduces enhanced usage analytics with per-category breakdowns, improved keyboard navigation in diff views, and GFM task list rendering. The release includes enterprise features for MCP connectors and fixes numerous security vulnerabilities in PowerShell execution, sandbox permissions, and file system operations. Additionally, UI/UX improvements address transcript freezing, argument hints, and feedback reporting for better debugging in long sessions.

Claude Code v2.1.147 introduces significant improvements to background session management, renames the `/simplify` command to `/code-review` with enhanced bug detection capabilities, and delivers numerous bug fixes across the auto-updater, shell tools, PowerShell integration, and UI rendering. Key enhancements include better session persistence, improved diff performance, and fixes for enterprise login enforcement. The release addresses 40+ issues spanning headless mode compatibility, plugin management, and cross-platform stability.

langchain-tests version 1.1.9 was released with improvements to streaming assertions that now allow extra content blocks, dependency updates including idna bump from 3.11 to 3.15, and infrastructure hardening for Dependabot version-bound preservation. This release focuses on test framework enhancements and dependency management across the LangChain standard-tests library.

OpenClaw v2026.5.20 is a maintenance and feature release that enhances Discord voice session handling with context awareness, adds device-code OAuth for xAI, introduces a bundled Policy plugin for workspace conformance checks, and includes numerous bug fixes across CLI tasks, provider integrations, and agent configurations. Key improvements focus on security (symlink validation, plaintext secret warnings), reliability (task maintenance tracking, image timeouts, hook timeouts), and user experience (model pinning clarity, typing indicators, Discord button preservation).

OpenClaw v2026.5.20-beta.2 introduces significant improvements to Discord voice sessions with context-aware profile integration, adds device-code OAuth for xAI provider authentication, implements a bundled Policy plugin for workspace conformance checks, and includes numerous bug fixes across CLI tasks, Codex app-server, provider integrations, and agent message handling. The release enhances security by removing legacy skill-file compatibility paths and warning about plaintext secrets in configuration, while improving stability through better error handling, timeout management, and diagnostic reporting.

Claude Code v2.1.146 introduces a command rename from `/simplify` to `/code-review` with effort levels, fixes critical regressions in Windows PowerShell and MCP pagination, and resolves multiple UI/UX issues including full-screen strobing, permission re-prompting, and auto-updater reliability. The release also improves diff rendering performance and fixes several edge cases in background sessions, theme management, and multi-agent configurations.

OpenClaw v2026.5.20-beta.1 introduces Discord voice session improvements with user following and profile context, adds a bundled Policy plugin for channel conformance checks, enables per-agent local model configuration, and implements device-code OAuth for xAI. The release includes 40+ bug fixes spanning WhatsApp, browser image handling, cron scheduling, agent messaging, plugin performance, and platform-specific improvements across Discord, Mattermost, Matrix, and Windows.

OpenClaw v2026.5.19-alpha.1 introduces significant enhancements across agents, dependencies, Docker/Podman support, gateway performance, plugins, skills, browser automation, QA testing, and platform-specific features. Key updates include refactored agent fixes with clean bounded refactors, new skill capabilities (meme-maker, Python debugging, node inspector), improved Settings UI on Mac, enhanced browser dialog handling, and comprehensive QA-Lab runtime parity scenarios. The release also addresses critical fixes for port validation, plugin tool auth profiles, and memory search performance optimization.

Claude Code v2.1.145 introduces JSON output for session listing, enhanced plugin discovery with command/agent/skill previews, improved OTEL tracing with agent_id attributes, and fixes for critical issues including permission bypass vulnerabilities, MCP command errors, voice input, task rendering, and cross-platform compatibility. The release also adds GitHub repo/PR detection in status lines and improves terminal UI responsiveness with mouse support in fullscreen mode.

OpenClaw v2026.5.19-beta.2 release introduces improvements to agent fix strategies, updates critical dependencies including @openclaw/proxyline to 0.3.3 and Pi packages to 0.75.1, raises Node.js minimum version to 22.19, and enhances Docker/Podman image building with a new runtime-neutral APT packages build argument. Gateway/ACPX startup probe handling is also improved to better track resource costs in restart traces.

Claude Code v2.1.144 introduces background session management improvements, including `/resume` support for sessions started via `claude --bg`, elapsed duration notifications, and model selection changes that now apply per-session. The release fixes critical bugs affecting terminal rendering, file handling, MCP server integration, and remote session authentication, while improving performance for startup times and streaming recovery.

OpenClaw v2026.5.16-beta.4 introduces security audit suppressions, improved subagent handoff workflows, new media generation providers (fal, OpenRouter), enhanced Control UI with quota usage display, Mac app remote preconfiguration, xAI Grok OAuth support, and localized CLI setup for multiple languages. The release includes significant fixes for memory scanning, provider authentication, gateway performance, and various platform-specific issues across Slack, Telegram, WhatsApp, and GitHub Copilot integrations.

OpenClaw v2026.5.16-beta.3 introduces xAI Grok OAuth authentication, enhanced cron scheduling with wait controls, multilingual onboarding support, and significant performance improvements through skill caching. The release includes numerous fixes for gateway diagnostics, session management, channel integrations (Telegram, Discord, Matrix, Slack), and context handling to improve reliability and security across the platform.

OpenClaw v2026.5.16-beta.2 introduces xAI Grok OAuth authentication, enhanced cron scheduling with wait/timeout controls, multilingual CLI onboarding (English, Simplified/Traditional Chinese), skill caching optimizations, and Telegram ambient chat handling. The release includes 40+ fixes addressing media MIME validation, plugin metadata integrity, session persistence, MCP tool cancellation, and config repair workflows to improve stability and reliability.

OpenClaw v2026.5.16-beta.1 is a maintenance and stability release featuring improved skill caching, multi-language onboarding support, and numerous bug fixes across agents, providers, and integrations. Key improvements include resolved token counting for OpenAI APIs, enhanced Telegram reliability, better config validation, and fixes for critical issues in cron jobs, Discord, LINE, and local agent execution. The release strengthens platform robustness through better error handling, lifecycle management, and provider compatibility.

LangChain version 1.3.1 has been released with a focus on bug fixes and stability improvements. The primary change addresses an issue with Bedrock provider aliases in summarization token checking. This patch release ensures better compatibility and reliability for users working with AWS Bedrock integration in LangChain's summarization features.

OpenClaw v2026.5.14-beta.2 introduces significant enhancements to agent configuration, channel integrations, and platform stability. Key improvements include per-agent bootstrap profile overrides, WhatsApp status reactions, voice call support via Telnyx, lazy-loading of Canvas modules for faster startup, and comprehensive dependency management. The release also strengthens maintainer tooling, adds Docker-based release validation, and fixes critical issues in provider routing, media handling, and protocol compilation.

Claude Code v2.1.142 introduces enhanced agent configuration flags for background sessions, upgrades fast mode to Opus 4.7, improves plugin skill surfacing and LSP server visibility, and fixes critical issues with daemon stability, background session persistence, and cross-platform compatibility. Key improvements include better MCP tool timeout handling, macOS sleep/wake resilience, Windows network drive support, and numerous UI/UX refinements for plugin management and session handling.

OpenClaw v2026.5.14-beta.1 introduces significant improvements to dependency management, UI/i18n tooling, maintainer workflows, and channel integrations. Key additions include WhatsApp status reactions, voice call support via Telnyx, browser-local text sizing, and enhanced release validation through Docker user-journey lanes. The release also refactors Codex CLI integration, improves gateway startup tracing, and fixes critical issues with UTF-16 surrogates, HTTP/2 session errors, and memory file discovery.