OPA MCP
Exposes a rego language server for MCP
Pre-requisites
Install mcp language server:
go install github.com/isaacphi/mcp-language-server@latestInstall regal from
Demo queries
- whats the definition of amount_allowed?
- give me diagnostics of the simple.rego file
- display the metadata and documentation of amount_allowed
Problems
- rename all symbols from "allow" to "allowed"
- method not supported: textDocument/references (code: -32601)
- give me all references of the "user" function
- method not supported: textDocument/references (code: -32601)