According to OpenClaw on X, the 2026.4.22 release adds Tencent Hy3 to the supported model list, introduces Grok image and voice tools, debuts a local TUI with a new /models command, and enables auto-install plugins with diagnostics export for faster setup and troubleshooting (as reported by OpenClaw on X and the GitHub release notes). According to the GitHub release page, these upgrades expand multimodal capabilities, streamline on-device workflows, and reduce integration friction for teams deploying mixed-model stacks in production.