MCP Apps with OHarness
- Plugin
- Entwicklerwerkzeuge
Build interactive MCP Apps with UI that renders in the chat. OHarness works with MCP Apps out of the box.
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What you get
| Plugin | 4 skills. |
| Published by | Model Context Protocol |
| Pinned source | modelcontextprotocol/ext-apps@6d9bdc7 |
How it signs in
The plugin itself needs no sign-in: its skills and agents are text the agent reads when they are relevant.
Try it
Once MCP Apps is connected, a first prompt to see it work:
Use MCP Apps to look into the bug in this branch and propose a fix with a test.
Adding it
- Download OHarness for the Mac, or install the CLI anywhere Node runs.
- In the composer, open the + menu and find MCP Apps under Plugins.
- Install it. The skills are there for every session in the project from then on.
Links
- Model Context Protocol website
- Plugin homepage
- The pinned source, modelcontextprotocol/ext-apps@6d9bdc7
Common questions
Does OHarness work with MCP Apps?
Yes. MCP Apps ships in OHarness as a plugin, so it is in the menu on first launch with nothing to look up.
What does the MCP Apps plugin install?
4 skills. It is installed from modelcontextprotocol/ext-apps at commit 6d9bdc7, the exact version OHarness was checked against, rather than whatever is on a branch today.
Is OHarness affiliated with Model Context Protocol?
No. OHarness works with MCP Apps through its public plugin; MCP Apps and its logo belong to Model Context Protocol.
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MCP Apps and its logo belong to Model Context Protocol. Listed because OHarness works with it, not because Model Context Protocol endorses OHarness.
Use MCP Apps from OHarness
The same MCP Apps tools in every session, whichever of the model providers is underneath.