Fin3000 MCP API
Model Context Protocol server exposing Fin3000.com's bookkeeping, e-invoicing (XRechnung/ZUGFeRD), ELSTER VAT and DATEV export workflows to AI assistants. The JSON-RPC endpoint at https://api.fin3000.com/mcp is OAuth-protected (HTTP 401 for anonymous tools/list; a /.well-known/oauth-protected-resource document is served by the same host). No public OpenAPI, AsyncAPI or GraphQL contract was published at the time of profiling.