mcp-ui Releases

This update enhances macOS screen recording functionality by adding system audio capture and improving stability during encoder stalls. It also resolves performance issues in the editor and ensures audio warnings match actual capture capabilities.

Jun 7, 2026

This release aligns with the vLLM 0.22 line, introducing Day-0 support for Nvidia Cosmos 3 and expanding hardware and quantization support. It significantly improves production serving capabilities for audio, speech, and multimodal models.

Jun 6, 2026

This is a minor maintenance release focused on unifying workspace crate versions to improve build consistency and dependency management.

Jun 2, 2026

This release focuses on standardizing tool schemas, improving streaming capabilities across AI providers (Gemini, Anthropic, ChatGPT), and fixing stability issues with SQLite and tool calls. It also includes various dependency updates and enhancements to testing infrastructure.

Jun 2, 2026

This update bypasses Reddit's API restrictions to restore widget functionality and updates the underlying Go and Alpine versions.

May 30, 2026

This is a major release introducing a multi-agent framework, new AI service integrations (Inception, Cartesia), and a UI worker for web UI control. It also significantly changes the development runner's transport handling and default behaviors.

May 29, 2026

v2.1.13 is a maintenance release for 1Panel focusing on bug fixes and enhancements to the file browser, runtime environment, and system upgrade processes.

May 20, 2026

A bug fix release that addresses a timing issue with sandbox proxy iframe cleanup in React StrictMode. The fix cancels the iframe timeout on effect cleanup to prevent unhandled promise rejections.

May 9, 2026

v2.1.12 is a maintenance release for 1Panel addressing bugs in the file browser, terminal, and system upgrade on OpenWRT.

May 8, 2026

v0.20.0 is a major production release rebased to upstream vLLM v0.20.0, focusing on large-scale omni workloads, performance improvements across multiple hardware backends (CUDA, ROCm, NPU, XPU), and expanded model coverage for speech, image, and video generation.

May 7, 2026

A feature release that adds new props to the AppRenderer component for better host integration. This release introduces hostInfo and hostCapabilities props to enable more sophisticated host application interactions.

May 1, 2026

A major version bump release that includes breaking changes. The release notes indicate this was a necessary major version increment that was missed in a previous commit due to semantic release configuration issues.

Mar 12, 2026

A bug fix release that bumps the version to address legacy code removal. This appears to be a maintenance release focused on cleaning up deprecated functionality.

Mar 12, 2026

Server version 6.1.0 adds support for experimental messages, continuing the rapid development cycle following the major v6.0.0 rebranding to MCP Apps.

Feb 13, 2026

Client version 6.1.0 adds support for experimental messages, aligning with the server release and enabling experimental messaging capabilities in the UI.

Feb 13, 2026

Server version 6.0.1 is a bug fix release that triggers the MCP Apps client release, addressing an issue related to release coordination.

Feb 6, 2026

Major version 6.0.0 represents a significant rebranding from mcp-ui to MCP Apps with breaking changes including removed content types, changed mimetypes, and updated documentation. Also includes a bug fix for release triggering.

Jan 26, 2026

Major version 6.0.0 represents a significant rebranding from mcp-ui to MCP Apps with breaking changes including removed content types, changed mimetypes, and updated documentation.

Jan 26, 2026

A bug fix release that adds the missing connectedMoveCallback to the Web Component implementation. This completes the WC API by ensuring all callback methods are properly exposed.

Dec 20, 2025

A bug fix release with multiple improvements including TypeScript type-only imports, MCP Apps spec updates, and compatibility fixes. The release also updates the message passing mechanism to use arrays.

Dec 20, 2025