An MCP server that bridges OpenAPI specifications to MCP tools - scan a folder for spec files and automatically generate corresponding tools
Connect Specbridge to Claude, Cursor or any other MCP client and it stops being a tab you switch to. An MCP server that bridges OpenAPI specifications to MCP tools - scan a folder for spec files and automatically generate corresponding tools. The specbridge mcp server is what makes that connection.
The server ships on npm as specbridge, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.
The toolset is worth reading before you wire it up, because it tells you what the integration is really for:
url — https://api.example.comname — idexample_getUser — example_createUserConfiguration is passed through the environment: PETSTORE_API_KEY, GITHUB_TOKEN, OPENAI_API_KEY, MYCUSTOMAPI_API_KEY. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.
Plenty of developer tooling servers cover similar ground. The differences that matter in practice are scope of access and how much setup stands between you and a working tool call. Specbridge's toolset — url, name, example_getUser — is a fair guide to whether it matches your workflow. It is maintained by TBosak; worth a glance at recent repository activity before you build anything load-bearing on it.
We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.
| Tool | What it does |
|---|---|
| url | https://api.example.com |
| name | id |
| example_getUser | example_createUser |
Otherwise:
```json
{
"mcpServers": {
"specbridge": {
"command": "npx",
"args": ["-y", "specbridge", "--specs", "/absolute/path/to/your/specs"]
}
}
}Configuration as documented by the project. Restart the client after saving.
| Variable | Description | Required |
|---|---|---|
| PETSTORE_API_KEY | Credential the server authenticates with. | Yes |
| GITHUB_TOKEN | Credential the server authenticates with. | Yes |
| OPENAI_API_KEY | Credential the server authenticates with. | Yes |
| MYCUSTOMAPI_API_KEY | Credential the server authenticates with. | Yes |
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