What is mcp-openapi-schema-explorer?
mcp-openapi-schema-explorer is a MCP server by kadykov that token-efficient access to OpenAPI/Swagger specs via MCP Resources. It is listed under Developer tools and has 76 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | kadykov |
| Repository | kadykov/mcp-openapi-schema-explorer |
| Popularity | 76 GitHub stars |
| Category | Developer tools |
| Security | Low risk (80/100) |
| Rank | #691 of 4,418 MCP servers; #175 in Developer tools |
| License | MIT |
| Last commit | 2026-10-17 |
| Runs | Locally and in the cloud |
| Language | TypeScript |
Is mcp-openapi-schema-explorer safe to install?
mcp-openapi-schema-explorer scores 80/100 on the MCPMods security check: Low risk. Things to review: sends your data to a cloud service. It passed 3 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Sends your data to a cloud service | Review |
| Needs an API key or account login | Note |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install mcp-openapi-schema-explorer?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/kadykov/mcp-openapi-schema-explorer
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add mcp-openapi-schema-explorer -- <command from README> claude mcp add --transport http mcp-openapi-schema-explorer <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs mcp-openapi-schema-explorer for you:
Add the "mcp-openapi-schema-explorer" MCP server from https://github.com/kadykov/mcp-openapi-schema-explorer to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.